On the night of October 4, 2025, NASA’s Perseverance rover tilted its cameras away from the rocks of Jezero Crater and toward ...

A comet born around another star is carrying water unlike anything ever measured in our solar system. Interstellar comet ...

Discovered in 2017 by Pan-STARRS atop Halealakalā on Maui, ʻOumuamua was the first confirmed interstellar visitor. Its ...

A team figured out the practical mechanics behind one of sci-fi epic film Interstellar’s most out-there ideas.

Steven Spielberg says he became 'fascinated' with directing Interstellar but Christopher Nolan ultimately made the better ...

Astronomers analyzed the vapors coming off the comet when it neared the sun and found it had a lot of "heavy" water. That ...

If an alien in the Alpha Centauri star system were craving pizza, it would take tens of thousands of years to deliver it ...

The Subaru Telescope achieved first light in January 1999 and entered its 27th year of operation in 2026. In March 2025, ...

A new study suggests that the comet that rambled past us from another star last year likely originated in a cold, isolated corner of the galaxy that had yet to gel into its own solar ...

The interstellar comet 3I/ATLAS changed significantly as it flew by the sun last fall, astronomers have discovered.