Australian scientists have found evidence of a huge asteroid they say slammed into Earth some 3.46 billion years ago.
It may not be the biggest crater on dwarf planet Ceres' surface, but it's certainly one of the most compelling.
Life went from really bad to worse for dinosaurs in the years preceding the asteroid impact, new research shows.
The gas giant appears to have experienced a pretty significant impact event and the flash of the extraterrestrial meteor was caught by amateur astronomers who just happened to be videoing Jupiter and its moons.
Is it ice or not? New observations of the dwarf planet have revealed the possible spectroscopic signal of ice turning to vapor as the surface is heated by the sun.
There's a mountain on dwarf planet Ceres, but scientists have no idea how it got there.
If a space rock hits the atmosphere, and no one is around to hear it, does the tabloid press still report it as an Earth-shattering event?
We know of only one asteroid with rings around it -- but there are likely many, many more.
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