A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

An exoplanet called HD 137010 b might be the closest thing astronomers have ever seen to “Earth 2.0.” The trouble is that ...

Traveling to the stars might remain a dream forever. Vast distances, physics limits, time dilation, and cosmic hazards make ...

“Time passed differently in the heavens. Muchukunda’s sacrifice became a cosmic bookmark between mythic epochs.” Cooper and ...

Polygon has rounded up the best icy sci-fi planets from our favorite video games, movies, television, and books ...

With Project Hail Mary on the verge of release, here's why we think that Ryan Gosling's sci-fi movie can be the new ...

Scientists studying the interstellar object ‘Oumuamua have proposed that it may be a fragment from a Pluto-like planet beyond ...

Japanese startup Interstellar Technologies is developing Zero, a small launch vehicle. Credit: Interstellar Technologies WASHINGTON — Japanese launch vehicle startup Interstellar Technologies has ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. An image from SOHO's LASCO C3 coronograph from Jan. 14, 2026. Although it’s extremely ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...