A special guest is coming for a visit during the holidays – Comet ISON. Will it be the most amazing celestial spectacle any of us have ever seen in our lifetimes, or a complete dud? That question is being hotly debated in astronomical …
Comet ISON on Nov. 16, 2013. Click to embiggen. Photo by Waldemar Skorupa, via CIOC and spaceweather.com Over the years we’ve had some pretty amazing comets swing by our planet. I remember the ones I’ve seen myself: …
Australian amateur astronomer Terry Lovejoy has discovered a new comet. The new Comet Lovejoy will occupy the same part of the sky as Comet ISON by November 2013. Many are anticipating the brightening of Comet ISON, which is …
How to tell space rocks apart "Comet ISON belongs to a class of comets called Sungrazing comets," Karl Battams of the Naval Research Lab told CNN. This means it will fly relatively close to our sun. These comets "teach us not only about …
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The Hubble Space Telescope captured this view of Comet ISON, C/2012 S1 (ISON), on May 8, 2013 as it streaked between the orbits of Jupiter and Mars at 48,000 mph. This annotated view shows the comet's scale and direction of …
Get ready for a stellar show. The much-anticipated Comet ISON is now visible to the naked eye according to reports from many observers. Comet ISON — the potential "comet of the century" — has suddenly brightened in an outburst of …
New data indicates it may have survived," NASA tweeted. "My reaction was 'Wow, this is crazy,'" solar physicist Alex Young of Goddard Space Flight Center told ABC News. The comet ISON, named after the International Scientific …
One or more fragments may have detached from Comet ISON (C/2012 S1) in the past few days, as two wing-shaped features in the comet’s atmosphere suggest. Scientists from the Max Planck Institute for Solar System Research …
Comet ISON is on the way. It might be extraordinarily bright. It might be a dud. It’ll likely be somewhere in between. This visitor from the outer solar system will brighten through October and November on its way to graze the Sun on …