It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

In a rare glimpse into the earliest days of our planet, scientists have discovered remnants of the “proto Earth.” ...

The rings of Saturn are among the wonders of our solar system, with a diameter of roughly 175,000 miles (280,000 kilometers) as they encircle the giant planet. But smaller celestial bodies in the ...

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

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

An alien comet passing through our solar system made its closest approach to Mars recently, and two European robotic ...

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

"This finding is the first direct evidence of water’s interstellar journey from clouds to the materials that form planetary ...

A newly discovered warp in the outer Solar System may have been created by a small, rocky world, much closer to the Sun than ...

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

Interstellar comet 3I/ATLAS, a 7.5-billion-year-old visitor from the early galaxy, is offering scientists a rare glimpse into ...

The James Webb Telescope captures the beginning of planetary formation around the young star HOPS-315 for the first time.