If you’re going to set a sci-fi movie on an alien planet, it’s a nice bonus if that planet actually exists. Or, at least, is ...

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 ...

A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...

A space probe named Hera captured images of Mars' small Deimos moon while on a mission to examine an asteroid.

Space probe Hera passed Mars while on its way to the Didymos asteroid system as part of planetary defence mission. View on ...

In February 2025, conditions were just right to catch a "planetary party" above the European Southern Observatory's (ESO) ...

Another finding was how dramatically the planets varied in brightness over just three years. The team discovered that PDS 70 ...

The results of Hera's fly-by could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant ...

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

Astronomers have discovered a panoply of new moons orbiting Saturn, bringing the ringed gas giant's total up to 274 moons—far ...

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

While the car-sized spacecraft flew around the Mars system, flight controllers on Earth temporarily lost communication with ...