Earth and its neighbors orbit the sun on a relatively flat plane. But what's below this plane, and is anythign below the ...

Realising that our solar system isn’t like most others out there has helped astronomers rewrite the story of how it formed ...

The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...

In astronomy, an occultation is when a celestial body or object — like the moon or a planet — passes in front of a distant ...

Since this past September, Saturn’s been the best planet to enjoy through even a small telescope, even though its ring system ...

Planetary rings explained: composition, formation theories, and a comparison of Saturn, Jupiter, Uranus, and Neptune’s rings.

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

Starting Jan. 21, Canadians can see a rare celestial event as six planets line up in the evening sky, mostly visible to the ...

It’s a cosmic season in Southern California; look for the unveiling of Griffith Observatory’s Celestial Globe, too.

From the deck of a ship or the window of a plane, it feels obvious that “down” points toward Earth and “up” points toward the ...

NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old ...