Add Yahoo as a preferred source to see more of our stories on Google. artist's impression of colliding asteroids For only the second time ever, a collision between two asteroids has been observed ...

For only the second time ever, a collision between two asteroids has been observed around an alien star not too far beyond the Solar System's borders. That star is Fomalhaut, a mere cosmic baby at ...

Scientists are raising serious alarms about hidden threats from space that could strike Earth without warning. NASA officials ...

NASA's head of planetary defence, Dr Kelly Fast, has issued an unsettling update on thousands of ‘city-killer’ asteroids that could hit Earth.

Astronomers do not know where thousands of “city-killer” asteroids are, Nasa’s head of planetary defence has admitted.

In the vastness of the universe, giant asteroids roam the space like travelers dragged to wander for eternity into ...

The way an asteroid spins -- either smoothly on its axis or in a chaotic tumble -- depends on how many times it has been hit by other objects in space. At the EPSC-DPS2025 Joint Meeting in Helsinki, ...

The moon is pummeled by asteroids nearly every day, creating new craters constantly that can range from a few feet to many miles across. The asteroid impacts, when they’re large enough, create flashes ...

NASA has raised red flags over growing asteroid threats that could potentially damage the Earth.To one’s surprise, astronomers are unaware of the location of thousands ...

A Martian megatsunami may have been caused by an asteroid collision similar to the Chicxulub impact—which contributed to the mass extinction of all non-avian dinosaurs on Earth 66 million years ago—in ...