A 54-pound meteorite from Mars is expected to fetch up to $4 million when it goes up for auction later this month at ...

In all, there are only 400 known Mars rocks on Earth, comprising less than 1% of all known space rocks on the Blue Planet.

Imagine waking up one morning to the news: a black hole is drifting close to our solar system. It sounds like the plot of a .

Imagine looking up at the night sky in wonder. It’s clear and the blackness is studded with stars, thousands of light years ...

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.

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

NASA says these images offer a rare chance to watch space weather begin with our own eyes. It’s a vital step to improve ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...