Carl Sagan once said, “Exploration is in our nature. We began as wanderers, and we are wanderers still.” These words ...

Surprised astronomers just discovered a world that blurs the line between planet and stellar remnant, hiding in a system ...

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

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

One story rose above all the others — new and older telescopes are putting us on the cusp of monumental discoveries about our universe.

Thirty years ago, astronomers weren’t sure planets beyond our solar system even existed. This year, NASA has confirmed its ...

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

A newly discovered exoplanet has to take the crown for the weirdest world we've ever spotted out there in the Milky Way ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

Life may have emerged from a surprisingly simple network of chemical reactions long before cells or genes existed.

Astronomers using the James Webb Space Telescope have spotted a planet so close to its star that it's stretched into the shape of a lemon.

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 ...