Asteroid 2022 RD2 is a near-Earth object that could become a temporary moon, then later a potential crash risk for the planet later this century. - NASA / JPL-Caltech illustration Scientists have ...

Historically planetary defense research has focused on deflecting asteroids by using momentum to nudge their cosmic course ...

New observations of the “city killer” asteroid once thought to be on a collision course with the Earth indicate it will miss the planet but strike the Moon and pose “potential danger” to satellites.

Maini, of the UN’s Office for Outer Space Affairs, is primed and ready should a planetary strike occur – and just over 12 months ago, she thought it might ...

An asteroid that scientists initially feared might pose a risk to Earth may could instead strike the moon in 2032, according to the European Space Agency, but some scientists are suggesting it could ...