NASA imaged Comet C/2025 R2 (SWAN) every four minutes for nearly 40 days, marking the longest any comet has been tracked with such frequency.
Space News & Blog Articles
Our friends at PC Gamer hosted a fantastic show looking at the future of video games, and these are our favorite space and sci-fi picks from it.
December's "Cold Moon" rose on Dec. 4 as it neared its closest point to Earth in its monthly orbit.
A new view of Mars showcases a dramatic impact crater on the Red Planet with its debris wings unfurling across the surface like a butterfly in flight.
Blue Origin's upcoming NS-37 space tourism launch has special significance: One of the passengers is Michi Benthaus, who will become the first wheelchair user in space.
SpaceX launched yet another batch of its Starlink internet satellites on Thursday (Dec. 4), sending 28 of them up from California's central coast.
"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends."
A spectacular new view of two dwarf galaxies caught in the middle of a cosmic collision reveals a glowing gas bridge, streams of newborn stars and the ongoing gravitational tug-of-war reshaping both galaxies.
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?
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.
We don't often get a good look at X-class solar flares from ground-based observatories.
If you've never sighted this rocky little world for yourself, you'll never get a better opportunity than right now to see it.
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.
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.
The discovery potentially transforms what we think about how the cosmic environment influences galaxies as they form.
A new joint analysis from the NOvA and T2K experiments offers the most precise look yet at neutrino behavior, bringing scientists closer to understanding why the universe is made of matter.

