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

Explore the vast distances between planets and objects in our solar system, and why most of the space around us is a wide ...

This rogue star has been traveling the Universe. And now, it's finally entering our Solar System. But this isn't just any ...

NASA’s Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission launched in 2025 alongside NASA’s SPHEREx space ...

Not all planets are lucky enough to live in a neighborhood like our Solar System – some are doomed to roam the cosmos alone.

The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

A Carnegie-led team of astronomers detected the strongest evidence yet of an atmosphere around a rocky planet beyond our ...

Roughly 1,000 light-years away from Earth, a gigantic disk of gas and dust is swirling around a young star and giving rise to ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...

Scientists studying interstellar comet 3I/ATLAS say it may be older than the Sun and could have formed around a star that no ...

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