Society for Popular Astronomy

You're welcome, Jeff!

January Celestial Calendar by Dave Mitsky All times are UT (subtract five hours, and one calendar day when appropriate, for EST) 1/2 The Earth is at perihelion (147,093,463 kilometers or 91,399,454 miles distant from the Sun) at 13:51 1/3 The peak of the Quadrantid meteor shower (40 to 120 or more p...

You're welcome, Brian!

Here's my report on this year's Geminids. The Naylor Observatory is located near Lewisberry, Pennsylvania. I've posted a report on the bright fireball that I witnessed at https://amsmeteors.org/members/imo_view/report/217706 The weather forecasts for Sunday night varied but some were promising for a...

December Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract five hours and, when appropriate, one calendar day for EST) 12/1 The Moon is at the ascending node (longitude 79.9 degrees) at 8:00 12/2 Mars is at the ascending node through the ecliptic plane at 3:00; th...

November Celestial Calendar by Dave Mitsky All times are UT (subtract five hours after DST ends and, when appropriate, one calendar day) 11/1 Daylight Saving Time (DST) ends today; asteroid 8 Flora (magnitude +8.1) is at opposition in the constellation of Cetus at 6:00; Mercury is 4.0 degrees northe...

October Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract four hours and, when appropriate, one calendar day for EDT) 10/1 Mercury is at greatest eastern elongation (25.8 degrees) at 16:00; Full Moon, known as the Blood or Sanguine Moon, and this year's Harvest Mo...

All times, unless otherwise noted, are UT (subtract four hours and, when appropriate, one calendar day for EDT) 9/1 The equation of time, which yields the difference between mean solar time and apparent solar time, equals 0 at 2:00 9/2 Full Moon (known as the Barley, Corn, or Fruit Moon) occurs at 5...

August Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract four hours and, when appropriate, one calendar day for EDT) 8/1 Mercury is at the ascending node through the ecliptic plane at 12:00; Venus is at its southernmost latitude from the ecliptic plane (-3.4 degre...

July Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract four hours and, when appropriate, one calendar day for EDT) 7/1 Mercury is in inferior conjunction with the Sun (0.563 astronomical units from the Earth; latitude -5.5 degrees) at 3:00 7/2 The Moon is 6.3 degr...

June Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract four hours and, when appropriate, one calendar day for EDT) 6/1 Mars and Saturn are at heliocentric conjunction (longitude 297.1 degrees) at 18:00 6/2 The Moon is 6.8 degrees north-northeast of the first-magni...

You're welcome, Jeff!

May Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract four hours and, when appropriate, one calendar day for EDT) 5/1 Today is May Day or Beltane, a cross-quarter day; Mercury is 0.3 degrees southeast of Uranus at 5:00 5/2 The Moon is 4.0 degrees north-northeast o...

April Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract four hours and, when appropriate, one calendar day for EDT) 4/1 First Quarter Moon occurs at 10:21 4/2 The Moon is 8.5 degrees south of the first-magnitude star Castor (Alpha Geminorum) at 4:00; the Moon is 4...

March Celestial Calendar by Dave Mitsky All times, unless otherwise noted, are UT (subtract five hours and, when appropriate, one calendar day for EST and four hours for EDT as of March 8th) 3/1 The Moon is 0.1 degree south of asteroid 4 Vesta, with an occultation occurring in Hawaii, Micronesia, no...