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Sky Highlights
Comet ISON - FAQ, Viewing Guide and Updates - March 4, 2013
Comet ISON, discovered in September 2012, is expected to be spectacularly bright throughout November and December, as it approaches the Sun. Will this be the comet of the century?
Comet ISON, discovered in September 2012, is expected to be spectacularly bright throughout November and December, as it approaches the Sun. Will this be the comet of the century?
The Transit of Venus, June 2012 - May 28, 2012
This June, on the afternoon of the 5th (for those in North and Central America) or the morning of the 6th (for people in the Eastern Hemisphere), Venus will cross the face of the Sun.
This June, on the afternoon of the 5th (for those in North and Central America) or the morning of the 6th (for people in the Eastern Hemisphere), Venus will cross the face of the Sun.
Lunar Eclipse Monday, June 4, 2012 - May 25, 2012
On Monday, June 4, people across much of the Americas, the Pacific Ocean, Australia, and eastern Asia will witness a partial lunar eclipse.
On Monday, June 4, people across much of the Americas, the Pacific Ocean, Australia, and eastern Asia will witness a partial lunar eclipse.
May 20, 2012 Annular Solar Eclipse - May 4, 2012
The first solar eclipse of 2012, an annular eclipse on May 20, will also be the first of its type to be seen from the United States in 18 years.
The first solar eclipse of 2012, an annular eclipse on May 20, will also be the first of its type to be seen from the United States in 18 years.
December 10, 2011 Lunar Eclipse - November 20, 2011
The total lunar eclipse on December 10 puts on a great show for people in western North America and across the Pacific Ocean to Australia and Asia.
The total lunar eclipse on December 10 puts on a great show for people in western North America and across the Pacific Ocean to Australia and Asia.
Asteroid 2005 YU55 Paying Close Visit to Earth - October 26, 2011
On November 8, 2011, Near Earth Asteroid 2005 YU55 will pass within 0.85 lunar distances from our planet.
On November 8, 2011, Near Earth Asteroid 2005 YU55 will pass within 0.85 lunar distances from our planet.
Algol, the Demon Star - April 19, 2010
Algol, the second brightest star in the constellation Perseus, is one of the most popular and well known variable stars in the sky. And you can see it from your backyard tonight. No telescope required.
Algol, the second brightest star in the constellation Perseus, is one of the most popular and well known variable stars in the sky. And you can see it from your backyard tonight. No telescope required.
Wish Upon a Shooting Star - the 2007 Geminids - December 7, 2007
The Geminids, one of the most prolific and reliable meteor showers, will put on their best show on the night of December 13-14.
The Geminids, one of the most prolific and reliable meteor showers, will put on their best show on the night of December 13-14.
17P/Holmes - Sudden Naked Eye Comet! - October 25, 2007
Comet Holmes has suddenly brightened nearly a million times and can be seen with the naked eye in the constellation Perseus.
Comet Holmes has suddenly brightened nearly a million times and can be seen with the naked eye in the constellation Perseus.
The Hunter's Moon - October 16, 2007
Look for a huge Full Hunter's Moon during the night of October 26, 2007.
Look for a huge Full Hunter's Moon during the night of October 26, 2007.
September's Constellations: Cepheus and Cassiopeia - September 4, 2007
September brings the first crisp, cool nights of early autumn. Here are two of the season's most prominent constellations: Cepheus and Cassiopeia.
September brings the first crisp, cool nights of early autumn. Here are two of the season's most prominent constellations: Cepheus and Cassiopeia.
Total Lunar Eclipse on August 28th - August 24, 2007
On August 28, 2007, skywatchers across much of North America will witness a total eclipse of the Moon.
On August 28, 2007, skywatchers across much of North America will witness a total eclipse of the Moon.
The 2007 Perseid Meteor Shower - July 28, 2007
This year the Perseids will peak just before dawn, on the mornings of August 12 (Sunday) and 13th (Monday).
This year the Perseids will peak just before dawn, on the mornings of August 12 (Sunday) and 13th (Monday).
Naked Eye Astronomy: July's Sparkling Nights - July 3, 2007
You do not need to invest in a telescope to enjoy the wonders of the night sky. Clear July evenings are perfect for naked eye stargazing.
You do not need to invest in a telescope to enjoy the wonders of the night sky. Clear July evenings are perfect for naked eye stargazing.
A Close Encounter Between Venus and Saturn - June 18, 2007
Mark your calendar for June 30th and July 1st! The planets Venus and Saturn will pair up in the evening sky in an event known as a conjunction.
Mark your calendar for June 30th and July 1st! The planets Venus and Saturn will pair up in the evening sky in an event known as a conjunction.