The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

Here's today's Strands answers and hints. These clues will help you solve The New York Times' popular puzzle game, Strands, ...

A new Southwest Research Institute (SwRI) study based on data from NASA's New Horizons spacecraft has uncovered insights into ...

Astronomers have uncovered a pair of giant planets that are lighter than cotton candy — super-puffs the size of Jupiter. The ...

An interstellar comet that passed through the Solar System last year may be up to 12 billion years old – far older than the ...

A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

Thomas Mulligan examines the enduring mystery of a classic paradox that continues to challenge the boundaries of human ...

A leading astrobiologist argues that advanced aliens may well exist but are likely giving Earth a miss, thanks to vast ...

Salt Clouds on GJ 504b reveal exotic atmospheric chemistry as JWST uncovers a surprising new mystery around the Pink Planet.

On July 1, 2025, a NASA-funded sky survey spotted an object racing through the solar system on a path no gravitationally ...

CAPE CANAVERAL, Fla. (AP) – 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 system, ...