Mars has air, but almost none of it can keep you alive
For all the drama around getting to Mars, the harder question starts after landing. A person can step…
Black hole GW190521 may be a wormhole from another universe
For just one-tenth of a second in May 2019, the universe delivered a signal that did not fit…
The world’s darkest skies are under pressure in the Atacama Desert
THE ATACAMA DESERT, Chile (AP) — It takes a moment for the eyes to adjust. A faint spark…
The wide-brimmed Sombrero galaxy is revealed in all its splendor
CAPE CANAVERAL, Fla. (AP) — The Sombrero galaxy and its glowing halo of stars have never looked this…
Comet 3I/Atlas likely originated in a cold corner of the Milky Way
CAPE CANAVERAL, Fla. (AP) — The comet that rambled past us from another star last year likely originated…
Mississippi State physicist creates neutron star reaction in the lab
For years, physicists have wondered whether one unstable form of copper might act like a traffic jam inside…
How to spot the Lyrid meteor shower – NBC 7 San Diego
This year’s Lyrid meteor shower is getting a boost thanks to a dim crescent moon. Skywatchers could see…
Where and when to see the Lyrid meteor shower peak
NEW YORK (AP) — This year’s Lyrid meteor shower is getting a boost thanks to a dim crescent…
Over 150 mergers reveal three different black hole origin stories
For years, astronomers treated merging black holes as if they all came from the same cosmic assembly line.…
Astronomers find compelling new evidence of the first stars formed after the Big Bang
A faint glow of helium, hanging near one of the earliest known galaxies, may be the clearest sign…