NASA's Nancy Grace Roman Space Telescope team has successfully integrated the mission's deployable aperture cover—a ...

A pair of astrophysicists with Aix- Marseille Université, CNRS, and Institut Universitaire de France have developed a new ...

With a length of 428 megaparsecs, or around 1.39 billion light-years, the superstructure is the biggest ever spotted.

PARIS (AP) — OpenAI CEO Sam Altman has dismissed a $97.4 billion takeover bid led by rival Elon Musk, but the unsolicited ...