SpaceX launched 29 more of its Starlink satellites into low-Earth orbit on Sunday, a day after a fireball was spotted in the sky off the coast of Florida.

Astronomers have discovered phosphine gas in the atmosphere of an ancient brown dwarf, Wolf 1130C, using the James Webb Space ...

Blue Origin is preparing a second launch of its New Glenn rocket, this time with twin Mars orbiters on board. The company will attempt to recover the rocket’s first stage.

NASA’s James Webb has uncovered bizarre structures in Saturn’s atmosphere that scientists can’t explain—twisting what we ...

NASA has captured unsettling cosmic noises — from black hole vibrations to Martian winds and Saturn’s rings — despite space’s ...

That’s what it took to save NASA’s ESCAPADE mission from a lengthy delay, and possible cancellation, after its rocket wasn’t ready to send it toward Mars during its appointed launch window last year.

Scientists have discovered that Saturn’s icy moon Enceladus is warmer than they thought — and that its hidden ocean may have ...

The European Space Agency’s plans to explore a moon of Saturn will be the focus of an open house Sunday evening at the ...

NASA’s Cassini mission has revealed surprising heat flow at Enceladus’ north pole, showing the moon releases energy from both ...

Temperature readings from Saturn's moon Enceladus suggests its subsurface liquid water ocean may be stable enough for life to evolve.

The Kepler space telescope is the source of more exoplanet discoveries than any other telescope, so why haven't we heard ...

A NASA mission is set to launch twin spacecraft on a journey to Mars. The robotic orbiters could lift off atop Blue Origin’s New Glenn rocket as soon as Sunday.