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How a huge fleet of 17 spacecraft discovered something surprising about solar eruptions
By Keith Cooper Published
Taking measurements of the same CME from different vantage points in the solar system revealed the true extent of a solar eruption.

What happens when a galaxy's supermassive black hole turns off? These dying radio galaxies could show us
By Robert Lea Published
Astronomers have discovered a hitherto unseen population of galaxies with fading radio lobes, revealing what happens to these vast outflows when their black hole engines stall.

Japan unveils Mars moon sample-return spacecraft ahead of Oct. 19 launch (photos)
By Mike Wall Published
Japan recently gave the world a look at the spacecraft of its MMX mission, which will launch on Oct. 19 to grab pieces of the Mars moon Phobos and haul them back to Earth.

'Dark stars' could be the seeds of supermassive black holes, scientists say
By Robert Lea Published
A mysterious hum of gravitational waves that fills the cosmos may be the echo of long-dead "dark stars" that served as the seeds of the first supermassive black holes.

Ancient stars dazzle in a celestial chandelier | Space photo of the day for Aug. 21, 2026
By Chelsea Gohd Published
Stars scattered across the cosmos sparkle in the appropriately named Chandelier Cluster.

Could 'dark photons' explain dark matter?
By Robert Lea Published
New research suggests that if dark matter is composed of "dark photons," it would not have heated the early cosmos like scientists thought.

China's Chang'e 7 moon probe will launch this weekend on the most ambitious lunar mission in history
By Leonard David Published
China aims to launch its Chang'e 7 moon mission on Aug. 24 to send a lander, a rover, a hopper and a wide range of science experiments to the lunar south pole.

Microbes from Earth may survive on the moon, scientists find
By Charles Q. Choi Published
"Even a bootprint or a rover's tread may create a habitable area."

Mars Express orbiter captures detailed new video of the crater where Mark Watney was stranded in 'The Martian'
By Josh Dinner Published
Europe's Mars Express orbiter has captured stunning telemetry to create a new flyover visualization of the Red Planet's Southern Highlands and Schiaparelli Crater in magnificent detail.
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