We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

The aurora on Mars has been captured in a photograph for the first time. Elise Wright Knutsen, at the University of Oslo, has been checking solar ...

In our analysis this week, we look at how NASA's proposed budget would slash the agency's science division by nearly 50%.

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

Last week, seven former heads of NASA’s Science Mission Directorate signed a joint letter to Congress condemning the White ...

The discovery resets our understanding of how ice behaves in the frigid vastness of deep space and could influence our ...

Our two-person team loaded the car with a GPS, a drone, notebooks, sample bags, a trowel and a flat spatula lovingly called a ...

The largest-known piece of Mars to be found on Earth will be up for bid and could be sold for up to $4 million at auction.

Astronomers have spotted a new interstellar object — the third of its kind ever seen — shooting towards us through the solar ...

After 18 months of exploration, NASA's Perseverance rover continues to uncover strange and mysterious objects on the surface of Mars. In this episode, Perseverance captures a series of remarkable ...

There are currently no known asteroids on an impact course with the planet. Still, scientists are keeping a watchful eye on ...

New research might finally help us understand what happened to the water on Mars and rewrite everything we know about the Red ...