When a vending-machine-sized spacecraft hit Dimorphos in 2022, planetary defense experts anticipated an easy test of kinetic ...

How does a planetary defense mission intended to push an asteroid off course manage to release a torrent of boulders with the same momentum as the spacecraft? NASA’s groundbreaking experiment, the ...

"The impact could pose some danger to equipment or astronauts on the moon, and certainly to satellites and other Earth-orbiting platforms, which are above our atmosphere." ...

The ejecta field consists of an asymmetric cone of dust that exhibits streamers and filaments, as well as over a hundred ...

When NASA's DART spacecraft slammed into the asteroid moon Dimorphos in September 2022, it didn't just change the asteroid's ...

More to our point, lunar surface ejecta can potentially be accelerated completely off of the Moon and into the space environment! With just 1/6 th (16%) of the Earth’s surface gravity, ...

In 2022, NASA's DART spacecraft attempted to deflect an asteroid about the size of the Great Pyramid of Giza. New work tracking the debris has found a few fairly large surprises.

In this case, the ejecta are pieces of Mars shot out from the giant, main crater cavity formed due to the asteroid's crash. Get the Space.com Newsletter. Breaking space news, ...

JWST unveils stunning ejecta and CO structures in Cassiopeia A's young supernova Observations of the youngest known core collapse supernova in the Milky Way provide insights into the conditions ...