Astro calendar
Filter meteor showers, moon phases, planetary events, conjunctions, eclipses, and season markers — then open society dates below.
Getting started (officers)
This page mixes the sky calendar widget with your diary. Tune filters on the widget in Pages → Astro calendar → Design. Society dates still come from Events / Meeting Schedule. The pin in Society details sets location for sky tools.
Astronomical events
Astro calendar
From today · next 2 years
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10 Oct 2026Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
12 Oct 2026Conjunctions
Moon and Venus in conjunction, 2.42 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
-
12 Oct 2026Planetary events
Mercury at greatest eastern elongation, 25.2 deg
Apparition milestone for Mercury. · Mercury, Sun
-
18 Oct 2026Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
21 Oct 2026Meteor showers
Orionid meteor shower
October shower linked to Halley’s Comet.
-
24 Oct 2026Planetary events
Venus at inferior conjunction, 6.5 deg from the Sun
Apparition milestone for Venus. · Venus, Sun
-
26 Oct 2026Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
1 Nov 2026Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
2 Nov 2026Conjunctions
Moon and Mars in conjunction, 1.92 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mars
-
2 Nov 2026Conjunctions
Moon and Jupiter in conjunction, 1.13 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
-
4 Nov 2026Planetary events
Mercury at inferior conjunction, 0.4 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
7 Nov 2026Conjunctions
Moon and Venus in conjunction, 1.68 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
-
9 Nov 2026Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
16 Nov 2026Conjunctions
Mars and Jupiter in conjunction, 1.19 deg apart
Close approach in the sky — check elevation and twilight for your site. · Mars, Jupiter
-
17 Nov 2026Meteor showers
Leonid meteor shower
November shower — occasionally rich.
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17 Nov 2026Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
20 Nov 2026Planetary events
Mercury at greatest western elongation, 19.6 deg
Apparition milestone for Mercury. · Mercury, Sun
-
24 Nov 2026Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
27 Nov 2026Planetary events
Venus at peak brightness, magnitude -4.9
Apparition milestone for Venus. · Venus, Sun
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30 Nov 2026Conjunctions
Moon and Jupiter in conjunction, 1.85 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
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1 Dec 2026Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
9 Dec 2026Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
14 Dec 2026Meteor showers
Geminid meteor shower
Often the richest reliable shower of the year.
-
17 Dec 2026Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
21 Dec 2026Equinoxes & solstices
December solstice
Equal day and night, or longest/shortest day — useful for public notices. · Sun
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22 Dec 2026Meteor showers
Ursid meteor shower
Quiet December shower near the Little Dipper.
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24 Dec 2026Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
27 Dec 2026Conjunctions
Moon and Jupiter in conjunction, 2.18 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
-
30 Dec 2026Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
1 Jan 2027Planetary events
Mercury at superior conjunction, 1.8 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
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3 Jan 2027Planetary events
Venus at greatest western elongation, 47 deg
Apparition milestone for Venus. · Venus, Sun
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7 Jan 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
15 Jan 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
22 Jan 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
23 Jan 2027Conjunctions
Moon and Jupiter in conjunction, 1.82 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
-
29 Jan 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
3 Feb 2027Planetary events
Mercury at greatest eastern elongation, 18.3 deg
Apparition milestone for Mercury. · Mercury, Sun
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6 Feb 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
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6 Feb 2027Eclipses
Solar eclipse (annular)
Solar eclipse (annular) · annular · Sun, Moon
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8 Feb 2027Conjunctions
Moon and Mercury in conjunction, 1.06 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
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14 Feb 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
18 Feb 2027Planetary events
Mercury at inferior conjunction, 3.7 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
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20 Feb 2027Conjunctions
Moon and Jupiter in conjunction, 2.04 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
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20 Feb 2027Eclipses
Lunar eclipse (penumbral)
Lunar eclipse (penumbral) · penumbral · Moon, Sun
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20 Feb 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
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28 Feb 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
4 Mar 2027Conjunctions
Moon and Venus in conjunction, 2.43 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
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6 Mar 2027Conjunctions
Moon and Mercury in conjunction, 2.01 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
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8 Mar 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
15 Mar 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
17 Mar 2027Planetary events
Mercury at greatest western elongation, 27.6 deg
Apparition milestone for Mercury. · Mercury, Sun
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19 Mar 2027Conjunctions
Moon and Jupiter in conjunction, 1.76 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
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20 Mar 2027Equinoxes & solstices
March equinox
Equal day and night, or longest/shortest day — useful for public notices. · Sun
-
22 Mar 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
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30 Mar 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
4 Apr 2027Conjunctions
Moon and Venus in conjunction, 2.03 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
-
7 Apr 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
13 Apr 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
15 Apr 2027Conjunctions
Moon and Jupiter in conjunction, 1.44 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
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19 Apr 2027Conjunctions
Mercury and Saturn in conjunction, 0.56 deg apart
Close approach in the sky — check elevation and twilight for your site. · Mercury, Saturn
-
20 Apr 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
28 Apr 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
28 Apr 2027Planetary events
Mercury at superior conjunction, 0.3 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
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6 May 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
7 May 2027Conjunctions
Venus and Saturn in conjunction, 0.60 deg apart
Close approach in the sky — check elevation and twilight for your site. · Venus, Saturn
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12 May 2027Conjunctions
Moon and Jupiter in conjunction, 2.07 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
-
13 May 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
20 May 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
28 May 2027Planetary events
Mercury at greatest eastern elongation, 22.9 deg
Apparition milestone for Mercury. · Mercury, Sun
-
28 May 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
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4 Jun 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
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6 Jun 2027Conjunctions
Moon and Mercury in conjunction, 1.91 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
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9 Jun 2027Conjunctions
Moon and Jupiter in conjunction, 2.29 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Jupiter
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11 Jun 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
19 Jun 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
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21 Jun 2027Equinoxes & solstices
June solstice
Equal day and night, or longest/shortest day — useful for public notices. · Sun
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23 Jun 2027Planetary events
Mercury at inferior conjunction, 4 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
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27 Jun 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
4 Jul 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
10 Jul 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
15 Jul 2027Planetary events
Mercury at greatest western elongation, 20.7 deg
Apparition milestone for Mercury. · Mercury, Sun
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18 Jul 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
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18 Jul 2027Eclipses
Lunar eclipse (penumbral)
Lunar eclipse (penumbral) · penumbral · Moon, Sun
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26 Jul 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
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1 Aug 2027Conjunctions
Moon and Mercury in conjunction, 0.58 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
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2 Aug 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
2 Aug 2027Eclipses
Solar eclipse (total)
Solar eclipse (total) · total · Sun, Moon
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9 Aug 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
11 Aug 2027Planetary events
Mercury at superior conjunction, 1.7 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
12 Aug 2027Planetary events
Venus at superior conjunction, 1.2 deg from the Sun
Apparition milestone for Venus. · Venus, Sun
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17 Aug 2027Eclipses
Lunar eclipse (penumbral)
Lunar eclipse (penumbral) · penumbral · Moon, Sun
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17 Aug 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
25 Aug 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
31 Aug 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
7 Sep 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
16 Sep 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
23 Sep 2027Equinoxes & solstices
September equinox
Equal day and night, or longest/shortest day — useful for public notices. · Sun
-
23 Sep 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
24 Sep 2027Planetary events
Mercury at greatest eastern elongation, 26.3 deg
Apparition milestone for Mercury. · Mercury, Sun
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30 Sep 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
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2 Oct 2027Conjunctions
Moon and Mercury in conjunction, 2.29 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
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7 Oct 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
15 Oct 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
19 Oct 2027Planetary events
Mercury at inferior conjunction, 1.3 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
22 Oct 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
29 Oct 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
4 Nov 2027Planetary events
Mercury at greatest western elongation, 18.8 deg
Apparition milestone for Mercury. · Mercury, Sun
-
6 Nov 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
14 Nov 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
21 Nov 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
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25 Nov 2027Conjunctions
Venus and Mars in conjunction, 0.31 deg apart
Close approach in the sky — check elevation and twilight for your site. · Venus, Mars
-
28 Nov 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
30 Nov 2027Conjunctions
Moon and Mars in conjunction, 2.22 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mars
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30 Nov 2027Conjunctions
Moon and Venus in conjunction, 1.76 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
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6 Dec 2027Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
11 Dec 2027Planetary events
Mercury at superior conjunction, 1.2 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
13 Dec 2027Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
20 Dec 2027Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
22 Dec 2027Equinoxes & solstices
December solstice
Equal day and night, or longest/shortest day — useful for public notices. · Sun
-
27 Dec 2027Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
28 Dec 2027Conjunctions
Moon and Mercury in conjunction, 0.11 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
-
29 Dec 2027Conjunctions
Moon and Mars in conjunction, 0.37 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mars
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31 Dec 2027Conjunctions
Moon and Venus in conjunction, 2.45 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
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3 Jan 2028Meteor showers
Quadrantid meteor shower
Short, sharp January peak — best after midnight.
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5 Jan 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
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8 Jan 2028Conjunctions
Mercury and Mars in conjunction, 0.68 deg apart
Close approach in the sky — check elevation and twilight for your site. · Mercury, Mars
-
12 Jan 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
12 Jan 2028Eclipses
Lunar eclipse (partial)
Lunar eclipse (partial) · partial · Moon, Sun
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17 Jan 2028Planetary events
Mercury at greatest eastern elongation, 18.8 deg
Apparition milestone for Mercury. · Mercury, Sun
-
18 Jan 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
26 Jan 2028Eclipses
Solar eclipse (annular)
Solar eclipse (annular) · annular · Sun, Moon
-
26 Jan 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
27 Jan 2028Conjunctions
Moon and Mars in conjunction, 2.10 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mars
-
27 Jan 2028Conjunctions
Moon and Mercury in conjunction, 1.34 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
-
2 Feb 2028Planetary events
Mercury at inferior conjunction, 3.5 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
3 Feb 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
10 Feb 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
17 Feb 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
22 Feb 2028Conjunctions
Moon and Mercury in conjunction, 0.77 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
-
25 Feb 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
27 Feb 2028Planetary events
Mercury at greatest western elongation, 26.9 deg
Apparition milestone for Mercury. · Mercury, Sun
-
4 Mar 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
11 Mar 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
17 Mar 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
20 Mar 2028Equinoxes & solstices
March equinox
Equal day and night, or longest/shortest day — useful for public notices. · Sun
-
22 Mar 2028Planetary events
Venus at greatest eastern elongation, 46.1 deg
Apparition milestone for Venus. · Venus, Sun
-
26 Mar 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
30 Mar 2028Conjunctions
Moon and Venus in conjunction, 0.01 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
-
2 Apr 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
9 Apr 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
11 Apr 2028Planetary events
Mercury at superior conjunction, 0.8 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
16 Apr 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
22 Apr 2028Meteor showers
Lyrid meteor shower
Modest April shower from Lyra.
-
24 Apr 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
26 Apr 2028Conjunctions
Moon and Mercury in conjunction, 1.95 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
-
27 Apr 2028Planetary events
Venus at peak brightness, magnitude -4.7
Apparition milestone for Venus. · Venus, Sun
-
2 May 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
8 May 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
9 May 2028Planetary events
Mercury at greatest eastern elongation, 21.4 deg
Apparition milestone for Mercury. · Mercury, Sun
-
16 May 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
23 May 2028Conjunctions
Mercury and Venus in conjunction, 2.45 deg apart
Close approach in the sky — check elevation and twilight for your site. · Mercury, Venus
-
24 May 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
25 May 2028Conjunctions
Moon and Mercury in conjunction, 2.48 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
-
25 May 2028Conjunctions
Moon and Venus in conjunction, 0.06 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
-
31 May 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
1 Jun 2028Planetary events
Venus at inferior conjunction, 0.8 deg from the Sun
Apparition milestone for Venus. · Venus, Sun
-
2 Jun 2028Planetary events
Mercury at inferior conjunction, 2.4 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
7 Jun 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
13 Jun 2028Conjunctions
Venus and Mars in conjunction, 2.04 deg apart
Close approach in the sky — check elevation and twilight for your site. · Venus, Mars
-
15 Jun 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
20 Jun 2028Equinoxes & solstices
June solstice
Equal day and night, or longest/shortest day — useful for public notices. · Sun
-
22 Jun 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
26 Jun 2028Planetary events
Mercury at greatest western elongation, 22.2 deg
Apparition milestone for Mercury. · Mercury, Sun
-
29 Jun 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
5 Jul 2028Planetary events
Venus at peak brightness, magnitude -4.7
Apparition milestone for Venus. · Venus, Sun
-
6 Jul 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
6 Jul 2028Eclipses
Lunar eclipse (partial)
Lunar eclipse (partial) · partial · Moon, Sun
-
14 Jul 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
20 Jul 2028Conjunctions
Moon and Mars in conjunction, 0.78 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mars
-
22 Jul 2028Eclipses
Solar eclipse (total)
Solar eclipse (total) · total · Sun, Moon
-
22 Jul 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
25 Jul 2028Planetary events
Mercury at superior conjunction, 1.6 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
28 Jul 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
5 Aug 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
10 Aug 2028Planetary events
Venus at greatest western elongation, 45.8 deg
Apparition milestone for Venus. · Venus, Sun
-
12 Aug 2028Meteor showers
Perseid meteor shower
Popular August shower — bright meteors.
-
13 Aug 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
17 Aug 2028Conjunctions
Moon and Mars in conjunction, 1.32 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mars
-
20 Aug 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
27 Aug 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
27 Aug 2028Conjunctions
Mercury and Jupiter in conjunction, 2.18 deg apart
Close approach in the sky — check elevation and twilight for your site. · Mercury, Jupiter
-
4 Sep 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
-
6 Sep 2028Planetary events
Mercury at greatest eastern elongation, 27.1 deg
Apparition milestone for Mercury. · Mercury, Sun
-
8 Sep 2028Conjunctions
Venus and Mars in conjunction, 2.26 deg apart
Close approach in the sky — check elevation and twilight for your site. · Venus, Mars
-
12 Sep 2028Moon events
Last Quarter
Last Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
15 Sep 2028Conjunctions
Moon and Venus in conjunction, 1.97 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Venus
-
18 Sep 2028Moon events
New Moon
New Moon — useful for planning deep-sky vs lunar observing. · Moon
-
20 Sep 2028Conjunctions
Moon and Mercury in conjunction, 1.63 deg apart
Close approach in the sky — check elevation and twilight for your site. · Moon, Mercury
-
22 Sep 2028Equinoxes & solstices
September equinox
Equal day and night, or longest/shortest day — useful for public notices. · Sun
-
25 Sep 2028Moon events
First Quarter
First Quarter — useful for planning deep-sky vs lunar observing. · Moon
-
2 Oct 2028Planetary events
Mercury at inferior conjunction, 2.3 deg from the Sun
Apparition milestone for Mercury. · Mercury, Sun
-
3 Oct 2028Moon events
Full Moon
Full Moon — useful for planning deep-sky vs lunar observing. · Moon
No remaining events match these filters (listing starts from today).