Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than ...

Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.

Why Is Saturn the Ultimate 'Moon King' of Solar System? By Sheetal Kumari | March 20, 2025 Why Is Saturn the Ultimate ‘Moon ...

The stars as seen from Earth would have looked dimmer 14 million years ago, as the solar system was in the middle of passing ...

NASA’s James Webb Telescope captured direct images of gas giants in HR 8799, revealing their carbon dioxide-rich atmospheres.

Exploration of the outer solar system may be getting a boost from the Vera Rubin Observatory (VRO). When this gigantic ...

Our Solar System is in motion and cruises at about 200 kilometres per second relative to the center of the Milky Way.

Most of the long-period comets in the Solar System come from the outer Oort Cloud. The inner region is much more stable. It's ...

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...

For a few evenings around 28 February, every planet in the solar system will be visible in the night sky, thanks to a rare great planetary alignment. Here's how to make sure you don't miss this ...

It's rare for any observatory to directly image a planet beyond our solar system, called an exoplanet, but the powerful James ...

Auroras are possible over the U.S. tonight (March 25) as a "moderate" geomagnetic storm hits Earth. The Northern Lights could ...