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    Articles > May 2011
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  Sky Calendar -- May 2011
1 Moon near Mercury (25° from Sun, morning sky) at 0h UT.
1 Mars 0.4° NNW of Jupiter, (18° from Sun, morning sky) at 3h UT. Mags. +1.2 and -2.1.
3 New Moon at 6:50 UT. Start of lunation 1093.
Lunation Number (Wikipedia)
5 Moon near Aldebaran (evening sky) at 14h UT.
6 Eta Aquarid meteor shower peaks at 13h UT (broad peak). Active from April 19 to May 28. Associated with Comet Halley. Very fast, bright meteors, up to 10-20 per hour. Favors skywatchers in the tropics and southern hemisphere. Favorable conditions this year.
The Eta Aquarids (Gary Kronk)
The Eta Aquarids (IMO)
7 Astronomy Day 2011 is today! Astronomy clubs, planetariums, observatories, and science museums will offer a variety of public activities.
9 Moon near Beehive cluster (evening sky) at 23h UT.
10 First Quarter Moon at 20:32 UT.
11 Moon near Regulus (evening sky) at 14h UT.
11 Venus 0.6° SSE of Jupiter (26° from Sun, morning sky) at 16h UT.
11 Mercury, Venus and Jupiter within 2.1° circle (26° from Sun, morning sky) at 20h UT. Mags. +0.3, -3.9 and -2.1.
15 Moon near Spica (evening sky) at 5h UT.
15 Moon at perigee (closest to Earth) at 11h UT (362,135 km; 33.0').
17 Full Moon at 11:07 UT.
Full Moon Names (Wikipedia)
18 Moon near Antares (morning sky) at 8h UT.
21 Mercury, Venus and Mars within 2.1° circle (23° from Sun, morning sky) at 8h UT. Mags. -0.2, -3.9 and +1.3.
24 Last Quarter Moon at 18:51 UT.
27 Moon at apogee (farthest from Earth) at 10h UT (distance 405,003 km; angular size 29.5').
29 Moon near Jupiter (39° from Sun, morning sky) at 11h UT.
30 Moon near Mars (24° from Sun, morning sky) at 20h UT. Mag. +1.3.
31 Moon near Venus (21° from Sun, morning sky) at 1h UT. Mag. -3.9. Mercury and Mars nearby. Mags -0.9 and +1.3.
All times Universal Time (UT). USA Eastern Daylight Time = UT - 4 hours.

Clear skies till next month!

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