Latest News
Scientists discover one of our universe's largest spinning structures — a 50-million-light-year-long cosmic thread
The discovery potentially transforms what we think about how the cosmic environment influences galaxies as they form.
Was Elon in the room where it happened? This senator still wants to know
As he did eight months ago, Sen. Ed Markey asked Jared Isaacman if Elon Musk was in the room when President Trump first offered him the job of NASA chief. And, once again, Isaacman demurred.
Rare solar flare caused radiation in Earth's atmosphere to spike to highest levels in nearly 20 years, researchers say
Levels of potentially dangerous cosmic radiation in Earth's atmosphere rose to a two-decade high in November after a rare solar super-flare pummeled the planet with high-speed particles from the sun.
Mercury is hard to spot, but you can catch it in the morning sky this month
If you've never sighted this rocky little world for yourself, you'll never get a better opportunity than right now to see it.
Rare images reveal active sunspots minutes before they unleashed powerful X-flares that caused November 2025's stunning auroras
We don't often get a good look at X-class solar flares from ground-based observatories.
Watch the 'PC Gaming Show: Most Wanted' for updates on High on Life 2, Remnant Protocol, plus more cool sci-fi & space games
Check out the PC Gaming Show: Most Wanted stream and see the sci-fi and space games you'll be playing in 2026 and beyond.
Damaged launch pad: How long before Russia can send astronauts to the ISS again?
A mishap during the successful Nov. 27 launch of three astronauts damaged the only pad that currently supports Russian crewed orbital liftoffs. How long before things are back up and running again?
Geminid shooting stars: One of 2025's most exciting meteor showers begins tonight
The Geminid meteor shower is active from Dec. 4 and hits its peak on the night of Dec. 13-14.
