San Antonio-built satellites on mission to stare at the sun, opened their eyes and tested their thrusters for the first time last week.

This rare stellar remnant is known as a magnetar. It's a type of neutron star, which is formed when a large star dies and ...

The planet, recently renamed BD+05 4868 Ab, is losing its outer layer piece by piece, with a comet-like trail of dust left ...

Want to factor owners into your 2025 Kentucky Derby bets? From newcomers to veterans, here's a look at owners in the May 3 ...