From AGU: comet ISON's struggle of Fire and Ice

San Francisco – After a year of observations, scientists waited with bated breath on Nov. 28, 2013, as Comet ISON made its closest approach to the sun, known as perihelion.…

Comet ISON appears to be toast – goes "poof" in video, then comes back to life

Note: See updates below for the ISON ISOFF ISON nature of this comet that has everybody guessing. Picture at right also updated to reflect the new “zombie” status of this…

Spectacular video: Comet ISON imaged from a Langrange point in space

NASA’s Solar Terrestrial Relations Observatory, or STEREO, is monitoring Comet ISON as it approaches the sun. NASA’s twin Solar Terrestrial Relations Observatory (STEREO) spacecraft are parked in Langrange zones, known…

Comet Lovejoy survives a brush with Sol

From Physorg.com Comet Lovejoy was only discovered a couple of weeks ago. It was supposed to melt as it came so close to the sun that the temperatures would hit…

Roll to observe Elenin – STEREO BEHIND looks at a hot topic

Story submitted by Robert Bateman In just a few hours from now, NASA rolls the STEREO BEHIND solar satellite to have a look at Comet Elenin (P/2010 X1), and if…

Sudden Clovis climate death by comet – "bogus"

UPDATE 3/12/12 – a new study presents very strong evidence for the comet theory, see here Bishop Hill alerts us to this news item in Miller-McCune, a policy and research…

Things that go boom in the sky

Here’s something you don’t see every day; an exploding comet.  In fact the last time this comet did this was in 1892. Comet 17P/Holmes is now larger than Jupiter. Astronomer…