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James Webb Space Telescope could illuminate dark matter in a way scientists didn't realize
By Robert Lea published
Smooth filaments stretching for many light-years, seen by the powerful space telescope, could indicate what the right "recipe" is for dark matter.

James Webb Space Telescope finds 1st evidence of 'dinosaur-like' stars in the early universe
By Robert Lea published
"A bit like dinosaurs on Earth — they were enormous and primitive. And they had short lives, living for just a quarter of a million years."

NASA tests drones in Death Valley | Space photo of the day for Dec. 15, 2025
By Kenna Hughes-Castleberry published
To develop more robust next-generation aerial explorers, NASA's Mars Exploration program is turning to drones.

A spider-like scar haunts Jupiter's moon Europa — and scientists think they know why
By Samantha Mathewson published
A strange, spider-like scar on Jupiter's icy moon Europa may mark where salty water once surged up through its fractured crust.

NASA's Chandra telescope uses 'X-arithmetic' to reveal how black holes shape galaxy clusters (images)
By Samantha Mathewson published
A novel "X-arithmetic" technique reveals how black holes shape the universe's largest structures.

James Webb Space Telescope discovers a hot Jupiter exoplanet leaking twin gas tails that defy explanation
By Robert Lea published
"We are only beginning to discover the true complexity of these worlds."

Hear dust devils on Mars crackle with electricity in new NASA Perseverance rover video
By Samantha Mathewson published
For the first time, we can see and hear lightning-like discharges in Mars' thin atmosphere.

1st human missions to Mars should hunt for signs of life, report says
By Mike Wall published
Humanity's exploration of Mars should be organized around the search for signs of past or present Red Planet life, according to a new report from the U.S. National Academies.

ISS astronauts watch Earth's atmosphere glow green | Space photo of the day for Dec. 8, 2025
By Kenna Hughes-Castleberry published
The image shows a good example of the phenomenon called airglow.

Russian Soyuz capsule lands on Earth to return crew of 3 home after months on International Space Station (video)
By Robert Z. Pearlman published
NASA astronaut Jonny Kim and Roscosmos cosmonauts Sergey Ryzhikov and Alexey Zubritsky landed on Russia's Soyuz MS-27 on Dec. 9, 2025, after 245 days on the International Space Station.
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