Planetary systems begin in chaos. In their primitive form, many rocky and icy objects are careening through space, smashing ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

When you look up at the night sky, planets seem calm and fixed. But a new study shows that nearby planetary systems can be ...

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

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 ...

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

Astronomers have discovered a bizarre carbon-rich planet orbiting a neutron star, PSR J2322-2650b, with soot clouds and ...

Astronomers have discovered a carbon-rich exoplanet with a bizarre atmosphere and shape, orbiting a neutron star under extreme conditions that challenge current models of planetary formation. Scientis ...

The results come from long-term Hubble observations of how each bright object quickly grew, became oval-shaped, and gradually ...

NASA’s Hubble Telescope observed repeated asteroid collisions in Fomalhaut’s planetary system, identifying debris clouds cs1 ...

What looked like a mysterious exoplanet was actually the sparkling debris from a violent collision between massive space rocks.