If proven, it would be the first such death in recorded history.
An asteroid as long as a basketball court will give Earth a close shave next month.
Gravity measurements taken by the orbiting Rosetta spacecraft show the body of comet 67 P/Churyumov-Gerasimenko is about 75 percent dust and 25 percent ice all the way through.
On a January morning 10 years ago, tiny pieces of a comet landed on Earth inside of a spacecraft -- and these samples are still teaching us new things about the origins and evolution of our solar system.
A European spacecraft has spotted water ice on the surface of a comet, shedding new light on the formation and evolution of the icy object.
The odds aren’t great. Engineers don’t even know if Philae still has a working receiver and the probe could be covered in dust.
To celebrate the New Year, Comet Catalina will put on a show that will kick 2016 off in astronomical style!
An infrared NASA space telescope has been keeping tabs on dozens of comets and has revealed huge quantities of carbon monoxide and dioxide being vented into interplanetary space.
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