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Swift sizes up Comet ISON

Using images acquired over the past two months, astronomers have made initial estimates of Comet ISON's water and dust production and used them to infer the size of its icy...

Swift sizes up Comet ISON

Using images acquired over the past two months, astronomers have made initial estimates of Comet ISON's water and dust production and used them to infer the size of its icy...

Sungrazing Comets 101

This article comes to us from Prafull Sharma, a student and amateur astronomer based in Delhi, India. He recently discovered a new comet, SOHO 2333, which is a fragment of 96P/Machholz. In...

Sungrazing Comets 101

This article comes to us from Prafull Sharma, a student and amateur astronomer based in Delhi, India. He recently discovered a new comet, SOHO 2333, which is a fragment of 96P/Machholz. In...

Searching for Alien Worlds at the Los Angeles County Science Fair

The search for alien worlds—humankind’s quest to find extrasolar planets orbiting far-off stars: it’s a huge task that captures the imaginations of millions. On March 22nd, Team Celestron had the...

Searching for Alien Worlds at the Los Angeles County Science Fair

The search for alien worlds—humankind’s quest to find extrasolar planets orbiting far-off stars: it’s a huge task that captures the imaginations of millions. On March 22nd, Team Celestron had the...

Starring PANSTARRS!

This article comes to us from Prafull Sharma, a student and amateur astronomer based in Delhi, India. He recently discovered a new comet, SOHO 2333, which is a fragment of 96P/Machholz. In...

Starring PANSTARRS!

This article comes to us from Prafull Sharma, a student and amateur astronomer based in Delhi, India. He recently discovered a new comet, SOHO 2333, which is a fragment of 96P/Machholz. In...

The Top Celestial Events of 2013: Your Guide

This article comes to us from Prafull Sharma, a student and amateur astronomer based in Delhi, India. He recently discovered a new comet, SOHO 2333, which is a fragment of...

The Top Celestial Events of 2013: Your Guide

This article comes to us from Prafull Sharma, a student and amateur astronomer based in Delhi, India. He recently discovered a new comet, SOHO 2333, which is a fragment of...

Deep Impact spacecraft eyes Comet ISON

The Comet ISON imaging campaign is expected to yield infrared data and light curves, which are used in defining the comet's rotation rate, in addition to visible-light images. By Jet...

Deep Impact spacecraft eyes Comet ISON

The Comet ISON imaging campaign is expected to yield infrared data and light curves, which are used in defining the comet's rotation rate, in addition to visible-light images. By Jet...