At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

A “natural history” approach to space exploration would take into account instead developments in the fields of physics, ...

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

According to observations of young ridges see on the far side, Earth's moon is not geologically dead, as previously believed.

India has set one more example on the global stage with the launch of the Polar Satellite Launch Vehicle (PSLV), PSLV 62. The ...

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ...

The biggest known cosmic hamburger, a giant protoplanetary disk, is showing signs of planet formation. Scientists are ...

Jupiter is old. Like 4.5 billion years old. It started as a swirling disk of gas and dust that formed into a pretty big ...

Could one genuinely take a real passenger car available today and turn it into a Mars rover? I think the answer might ...