Astronomers using NASA's Hubble Space Telescope have imaged the largest protoplanetary disk ever observed circling a young ...

Learn how you can say farewell to comet 3I/ATLAS as it passes by Earth on Dec. 19, 2025, and what we have learned during its ...

Neptune’s supersonic winds and icy storms revealed a planet so extreme that it forever changed our picture of the solar ...

Astronomers discovered a new moon of Uranus and hundreds of moons around Saturn over the past year, and there may be many ...

By tracking tiny stellar wobbles, astronomers have detected planets forming around young stars for the first time.

How common are Earth-like planets in the universe? When I started working on supernova explosions, I never imagined that my ...

It is naturally found in low concentrations on our planet, but the recent discovery of D₂O in space has helped astronomers to ...

A disk 40 times the diameter of our solar system has been discovered by the Hubble Telescope, which is likely an image of ...

Fomalhaut lies about 25 light-years away in the constellation Piscis Austrinus, aka the Southern Fish, and is one of the ...

A massive collision between two asteroid-sized bodies around a nearby star offers a rare look at the violent process of ...

Two rare cosmic collisions around the young star Fomalhaut were caught by space telescopes, offering new clues about how planets form.

For only the second time ever, a collision between two asteroids has been observed around an alien star not too far beyond ...