The first picture of a planet outside our solar system may actually depict a swirl of space dust, a new study suggests.

The ice giants remain some of the most interesting places to explore in the solar system. Uranus in particular has drawn a ...

Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids and planets, including the young Earth, then a hot, molten sphere likely ...

Blasting around the equators of the solar system's giant planets - Jupiter, Saturn, Uranus and Neptune - are fierce jet ...

A discovery in V883 Orionis' planet-forming disk suggests Earth's water could have come from ancient interstellar ice that ...

Astronomers are watching a new comet pass through our solar system with great interest. Based on its glow, the 33-billion-ton ...

For the first time, astronomers have witnessed the early stages of planet formation around a distant young star, HOPS-315, ...

A new study led by UNLV scientists sheds light on how planets, including Earth, formed in our galaxy—and why the life and ...

This long-duration comet will make its closest approach to Earth this fall, before disappearing into the outer solar system ...

The rings of Saturn are among the wonders of the solar system, with a diametre of roughly 175,000 miles (280,000 kilometers) ...

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is ...

I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...