Scientists found over 109,000 previously unidentified impact craters on the moon using artificial intelligence and data from China's lunar orbiters, creating the largest crater database of its kind.
Astronomers have peered out into the vast expanse and spotted what they think is the farthest (and oldest) galaxy ever observed.
According to the New Testament, the Star of Bethlehem led the three wise men to Jesus' birth. Here are a few theories about what the star really was.
Did the biblical "Star of Bethlehem" come back in 2020? It wouldn't be crazy to think so. But it's not the only possibility.
Here's how to catch the great conjunction of Saturn and Jupiter, something that hasn't happened this spectacularly in nearly 800 years.
An epic nighttime skydive saw Red Bull Air Force's Amy Chmelecki and teammates don pyrotechnics to highlight – literally – the importance of astronomy and dark skies in a rural region of Texas.
Astronomers discover one of the longest filaments of the cosmic web. And it may help solve the puzzle of the universe's missing matter.
Astronomers hunting for radio signals from alien civilizations have reportedly detected an "intriguing signal" from the direction of Proxima Centauri, the nearest star system to the sun.
The supermassive black hole hiding in the center of our galaxy is much closer to Earth, about 2,000 light-years closer, than scientists thought.
Following the collapse of the historic Arecibo Observatory in Puerto Rico, China has opened the biggest radio telescope in the world up to international scientists.
If there are other intelligent civilizations in the Milky Way, they are probably much closer than we are to the galactic center, and fairly young.
Scientists may have detected radio emissions from a planet orbiting a star beyond our sun for the first time.
Skywatchers in southern South America were treated to a total solar eclipse on Monday (Dec. 14), and a weather satellite captured stunning views of the event from space.
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.