Nova Sagittarii: What a Long, Strange Fade It's Been
A 6th-magnitude nova erupted inside the Sagittarius Teapot and reached 4th magnitude. Now it has started fading.
This Week's Sky at a Glance, April 24 – May 2
Daily sky events among the ever-changing Moon, planets and stars, from Sky & Telescope magazine.
This Week's Sky at a Glance, April 17 – 25
Daily sky events among the ever-changing Moon, planets and stars, from Sky & Telescope magazine.
This Week's Sky at a Glance, April 10 – 18
Daily sky events among the ever-changing Moon, planets, and stars.
The Lunar Eclipse Wasn't Total After All?!
In a borderline eclipse of the Moon like last Saturday's, the difference between "total" and "partial" depends on some crucial assumptions.
Saturday Morning's Total Lunar Eclipse
An unusually brief total eclipse of the Moon will be visible before dawn this Saturday, April 4th, from western North America. The eclipse happens on Saturday evening for Australia and East Asia.
This Week's Sky at a Glance, April 3 – 11
Daily sky events among the ever-changing Moon, planets, and stars.
This Week's Sky at a Glance, March 27 – April 4
Daily sky events among the ever-changing Moon, planets, and stars.
This Week's Sky at a Glance, March 20 – 28
From Sky & Telescope magazine: daily astronomical sights among the Moon, planets, stars and constellations.
Nova (Nova Sagittarii 2015 No. 2) Erupts in Sagittarius
A 6th-magnitude nova has erupted inside the Sagittarius Teapot. It may (or may not) still be brightening.
This Week's Sky at a Glance, March 13 – 21
From Sky & Telescope magazine: daily astronomical sights among the Moon, planets, stars and constellations.
Comet Lovejoy Shines On
Follow Comet Lovejoy high overhead while you still can. Use our February finder chart below. The comet is fading more slowly than expected.
This Week's Sky at a Glance, Feb. 27 – March 7
From Sky & Telescope magazine: daily astronomical sights among the Moon, planets, stars and constellations.
This Week's Sky at a Glance, February 20 – 28
From Sky & Telescope magazine: daily astronomical sights among the Moon, planets, stars and constellations.
This Week's Sky at a Glance, February 13 – 21
From Sky & Telescope magazine, daily astronomical sights among the Moon, planets, stars and constellations.
Where to See Comet Lovejoy Tonight
The new Comet Lovejoy, C/2014 Q2, should brighten from 5th to 4th magnitude from late December through January as it climbs into excellent viewing position for the Northern Hemisphere, high in the dark winter sky.
This week's Sky at a Glance, Jan. 30 – Feb. 7
Some daily astronomical sights among the Moon, planets, stars and constellations.
This Week's Sky at a Glance, January 23 – 31
Some daily astronomical sights among the Moon, planets, and stars.
Mountain-size Asteroid Glides Past Earth
With a small telescope and our sky charts, you can watch the sizable near-Earth asteroid 2004 BL86 race among the stars on the night of January 26–27.
Oops! No Alpha Comae Eclipse After All
Astronomers say that a once-in-26-year eclipse, predicted to occur in January, probably happened months ago without anyone seeing it.
