New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could ...

HONOLULU (AP) — Seven Japanese American soldiers will be promoted to officer ranks in a solemn ceremony Monday, eight decades after they died fighting for the U.S. during World War II despite having ...

If this hasn’t sent you into a bit of an existential spiral, they assure that it’s unlikely that we are the only ones out here, saying: “Although there’s no evidence yet that aliens are out there — ...

Astronomers have confirmed the earliest barred spiral galaxy in the universe, a Milky-Way-like structure that existed just 2 ...

While imperceptible to humans, these tiny delays are significant for experiments that rely on pulsars as ultra-precise cosmic ...

There may not be as nearly as many small galaxies in the early universe as astronomers predict there should be, which has big ...

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another ...

The vast majority of stars form and reside within galaxies due to the presence of cold, dense molecular gas clouds conducive to star formation. True intergalactic space, characterized by low-density ...

Two space telescopes really are better than one. This month NASA released a new image that combines observations from the James Webb Space Telescope (JWST) and the Chandra X-ray Observatory of two ...

NASA's James Webb Space Telescope captured two nearby dwarf galaxies interacting with each other in this image released on Dec. 2, 2025. Dwarf galaxies can give us insights into galaxies in the early ...

The search for life beyond our solar system heated up this year when scientists reported a tantalising signal from an exoplanet of a molecule that is known to be produced exclusively by life on Earth.

Astronomers have identified the largest known single spinning structure within the cosmic web, a filament approximately 117,000 light-years across and 5.5 million light-years long, situated 424 ...