For an hour, HERA flew as close as 5,600 kilometers from the Martian surface, at a speed of 33,480 kilometers an hour. It ...
Like our moon, Deimos is tidally locked to Mars, meaning the same side always faces the planet—the only side visible to ...
On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...
"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University ...
New simulations reveal that the climate, atmospheric chemistry and even global photosynthesis would be dramatically disrupted by an asteroid collision ...
The results of Hera's flyby could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant ...
The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...
A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...
Lucy is preparing for a close encounter with the asteroid Donaldjohanson, a key milestone before its groundbreaking journey ...
Buried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation ...