It's the award no one wanted to win: 2019 was the second hottest year on record, government scientists confirmed yesterday (Jan. 15).
A U.S. facility — designed in part to solve the mysteries of dark matter — now officially carries the name of the scientist who concluded that the elusive substance must exist.
The troubled "mole" on NASA's InSight Mars lander is moving again, even as scientists working on the robot's seismometer ponder new marsquake mysteries.
Scientists and amateurs alike have spent months combing through images from NASA's Lunar Reconnaissance Orbiter looking for the remains of India's moon lander — and that search has paid off.
Weather models are a daily staple of life on Earth, but they can go interplanetary as well, sometimes with a boost from Earth's most sophisticated computers.
Humans have questions about alien life. But those beings, if they exist, likely have some questions of their own about humans, queries we may want to answer before we find any life beyond Earth.
Scientists studying Mars have wanted pieces of the Red Planet here on Earth for decades, and they are finally getting their shot at designing a mission to acquire such souvenirs.
How long until we find evidence of life beyond Earth? If a panel of experts is on track with their estimates, it may be sooner than you think.
Israel had pinned its hopes on becoming the fourth country to land softly on the moon, and although the country's team failed on the first try, it still intends to try to claim that coveted title.
Observations of the interstellar Comet Borisov have been flooding in for six weeks, and the more astronomers duplicate one another's work, the more confident they are in their analysis of the object.
The Nobel Prize in physics this year has gone to two very different research threads — and danced around some big societal issues, even as they celebrate distinguished work.
It looks like just a barren moonscape of craters, but somewhere in this image is a hunk of metal and electronics that carried a country's hopes of lunar science.
The best view of today's crew launch turned out to be from the spacecraft's destination itself, the International Space Station.
A bright speck in the night sky may be the second known object to hurtle through our solar system after leaving another.
India's daring moon mission, Chandrayaan-2, lost contact just above the lunar surface, dashing Indian dreams of becoming just the fourth country to successfully land on the moon.
Hurricane Dorian's clouds are staggering, a massive swirl of white surrounding the knotted eyewall at the storm's heart, in this image taken from space.
Hurricane Dorian is terrifying even from the International Space Station, where astronaut Luca Parmitano captured photos of the Category 5 storm.
Astronomers have been watching the black hole at the center of our galaxy for 20 years, and in May, they saw something they'd never seen before.
A team of four NASA spacecraft finally caught sight of a phenomenon scientists have been hunting for years: an interplanetary shock.
This is one of the most tangible pieces of evidence yet for the idea that explosive volcanism was more common on early Mars.
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