From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

SANTA CRUZ — Xi Zhang, a professor of Earth and planetary science at UC Santa Cruz, has discovered that an exoplanet classed ...

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 ...

This results in a composition that is “unexpectedly chaotic and turbulent.” “These new Hubble images show that planet nurseries can be much more active and chaotic than we expected,” Kristina Monsch, ...

Nestled 1,000 light-years from Earth, a massive, chaotic disk is offering scientists a unique glimpse into the birthplace of ...

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

But the Big Bang theory predicts that about 5% of the universe's contents should be atoms made of protons, neutrons and ...

Rules were made to be broken, and once you see how these "Star Trek" characters changed the game, you'll want to start ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

Hubble Space Telescope data reveal that two large collisions near the star Fomalhaut created dust clouds once mistaken for a planet, helping scientists better understand how planetary systems form ...

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