The James Webb Space Telescope observed a large amount of methane around 3I/ATLAS, revealing just how different it is from ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In an earlier blog post about Christopher ...

NASA’s James Webb Space Telescope has captured the first mid-infrared chemical fingerprint of an interstellar object, ...

Even though astronomers didn’t detect alien tech signals from a rare interstellar visitor, the results are worthwhile, they ...

Aster G. Taylor is a Ph.D. candidate in Astronomy and Astrophysics at the University of Michigan, Ann Arbor and a 2023 Fannie and John Hertz Foundation Fellow. Darryl Z. Seligman is a National Science ...

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to ...

To travel between solar systems, a spacecraft would need extremely sophisticated – if not impossible – technology.

The movie Interstellar is a science fiction thriller. But should the emphasis be on “fiction”? We break down the film’s accuracy. And beyond Interstellar, does the silver screen ever truly do science ...

CAPE CANAVERAL, Fla. — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile recently, and ...

The farthest spacecraft from Earth has shut down another instrument in the hopes of buying time for an upgrade that could boost the aging probe’s impressive lifespan.