When a young star forms, a ring of gas and dust called a protoplanetary disk forms around it. Together, the star and the disk ...

Astronomy fans can zoom in practically forever into the stunning first images from the Vera C. Rubin Observatory ...

Researchers now appreciate that gas planets are more complex than first thought. New findings have implications for our ...

In the remote outer reaches of planetary systems, far beyond the orbit of known planets, enormous and mysterious worlds ...

However, a 2021 NASA study found that the excess of incoming sunlight over outgoing radiation, known as Earth’s energy ...

Scientists aimed ALMA at the comet in March 2024 and saw carbon monoxide — a gas that usually doesn’t show up in observations that far away — gushing out of its surface in jets. The team also picked ...

When the Sun expands into a red giant, it will swallow the inner solar system and raise the temperature in the outer regions.

How Many Planets Are There in the Solar System? There are 8 planets in our solar system. The planets orbit the Sun in ...

dwarf planets, moons, asteroids, comets, and meteoroids. The star system we’re most familiar with, of course, is our own. If you were to look at a giant picture of space, zoom in on the Milky ...

Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about ...

"By studying these planets, we can better understand how planets form in general, a bit like peering into the past of our ...