A sudden brightening of the comet Ison this week means now might be your best chance to see the beautiful green "sungrazer," as NASA is warning the comet may not last. "If you want to see Ison with your own eyes, do it now," said …
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(Update: Thanksgiving Day, 2:18 PM ET: Astronomers working with NASA’s Comet ISON Observing Campaign (CIOC) continue to monitor ISON’s progress as it swings around the sun. No word yet on its condition, though the CIOC …
If we're lucky, then in just a few days' time we could witness one of the most spectacular sights in the night sky for a generation or more. Astronomers hope that on 3 December a comet will appear on the eastern horizon - Comet Ison. …
Comet Ison is fast approaching, and recent views of the "comet of the century" have led to some speculate that it is actually three objects or even an Unidentified Flying Object. Of course, the Space Telescope Science Institute …
Only a dim "ghost of ISON" survived the comet's November 28th passage around the Sun. The comet's head dwindled away as it raced through the Sun's greatest heat, but a headless streak emerged into spacecraft view out from the …
A comet that gained an earthly following because of its bright tail visible from space was initially declared dead after grazing the sun. Now, there is a sliver of hope that Comet ISON may have survived. New images being analyzed Friday …
A spectacular set of photos taken by an amateur astrophotographer chronicles the evolution of Comet ISON over the last few months, which has seen the much-hyped icy wanderer brighten so much that it's now visible to the naked eye. "In …
The term “Comet of the Century” is bandied about by astronomers, researchers and other space boffins every twenty years or so, only to fall short and disappoint skywatchers the world over. Quite literally, fall short. While most of sky …
During the final hours of its one and only trip into the inner solar system, Comet ISON, born in frozen anonymity 4.5 billion years ago, apparently disintegrated in the hellish glare and crushing grip of the sun, a Thanksgiving Day disappointment …
Hubble’s view of Comet ISON (C/2012 S1) on April 10, 2013. This image was taken in visible light. The blue false color was added to bring out details in the comet structure. “If it actually crumbles into pieces, in some ways that’s better for ...