China's Chang'e 5 moon sample-return capsule landed in Inner Mongolia on Wednesday (Dec. 16), returning lunar rocks for the first time since 1976.
The eROSITA X-ray telescope just revealed two strange bubbles of X-ray energy, sitting smack-dab inside the Fermi Bubbles.
China's Chang'e 5 lander touched down on the moon and collected the first lunar samples in nearly 50 years, but now the lights have gone out.
Einstein's failed dream could ultimately become his ultimate triumph, as a small group of theoretical physicists rework his old ideas to explain the most pressing issues of modern science.
Physicists have shown how a particle might show its face in a corner of an experiment without needing its body anywhere in sight, like a grin without a cat.
An enormous exoplanet found circling a double star 336 light-years away may provide clues to a mystery closer to home: Planet Nine.
The Geminids meteor shower peaks on Sunday, and should provide good views of shooting stars anywhere the sky is clear.
NASA's Lunar Reconnaissance Orbiter captured an image of China's Chang'e 5 lander on the moon just hours after its historic landing.
SpaceX plans to test its enormous Starship prototype over Boca Chica, Texas at some point Tuesday (Dec. 8).
SpaceX's first attempt to launch a Starship prototype on a high-altitude test flight ended with a last-second abort in Texas on Tuesday (Dec. 8).
The Gaia space observatory just released its most detailed map of the universe yet, including the trajectories of hundreds of millions of stars.
Did the creator of the universe leave a hidden message in the cosmos for intelligent life? If so, scientists have yet to find it. But at least one is still trying.
In a year full of terrible new sorrows and burdens, the collapse of Arecibo Observatory's iconic radio telescope feels like a particularly brutal loss to Puerto Ricans.
"Jiuzhang" would be the most powerful quantum computer in the world, capable of performing some tasks 100 trillion times faster than the world's fastest supercomputers.