Just 39 light-years away, the Trappist-1 system hosts seven Earth-sized planets orbiting a dim red dwarf star,three of which lie within the habitable zone. These alien worlds may harbor the ...

CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

The marvelous Eise Eisinga Planetarium, the world’s oldest continuously operating planetarium in the world, dating from 1781, ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists have ever seen.

Centimeter-sized pebbles have been detected in protoplanetary discs using e‑MERLIN, filling in a critical phase of planet ...

What can a newly discovered interstellar comet teach scientists about solar system formation and evolution? This is what a recent study presented at the Na | Space ...

Ammonite was discovered using the Subaru Telescope in Hawaii, with follow-up confirmation from the Canada-France-Hawaii ...

Space company Northrop Grumman announced the completion of another test, the third, of the second stage rocket motor of the ...

Scientists discover 3I/ATLAS, a possible 7-billion-year-old comet from deep space. It may rewrite what we know about the ...

A key method of forming planets finally has observational evidence, thanks to a network of radio telescopes in the U.K. that ...

John Casani, who has died aged 92, was an American spaceflight engineer who led the teams that pioneered Nasa’s explorations ...