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Did Webb find signs of life on exoplanet K2-18 b?
NASA's Webb telescope looked at the sub-Neptune exoplanet K2-18 b. It found methane, carbon dioxide, a possible ocean, and even ... maybe ... a biosignature.
May 2, 2024
The strange case of methane on Mars: Possible new answers
New experiments show that methane on Mars, in Gale crater, may seep out of the ground when hard crusts of perchlorate salt temporarily warm up and weaken.
May 2, 2024
See the Martian spiders of Inca City in new images
Martian spiders? Inca City? Both geologic features on Mars. The European Space Agency (ESA) just released new images of them. Take a look!
May 2, 2024
Eta Aquariid meteors are richer from the Southern Hemisphere
The Eta Aquariid meteor shower is better in the Southern Hemisphere because sunrise comes later in May, where it's now autumn and they are moving toward winter.
May 1, 2024
Giant magnetar eruption is 1st seen in another galaxy
The European INTEGRAL satellite detected a giant magnetar eruption of gamma rays. This rare, powerful event is the first witnessed in another galaxy.
April 28, 2024
Was asteroid Kamo’oalewa blasted from this moon crater?
A group of astronomers say their data point to a lunar origin for the near-Earth asteroid Kamo'oalewa, and that crater Giordano Bruno is the likely source.
April 25, 2024
Brown dwarf auroras might cause methane emission
For the 1st time, astronomers have found glowing methane on a brown dwarf. The researchers say that auroras in the brown dwarf's atmosphere may cause it.
April 25, 2024
Asteroid hunt by Hubble telescope using AI
Astronomers used the Hubble Space Telescope to go on an asteroid hunt. They found over 1,000 previously unknown small asteroids in the asteroid belt.
April 25, 2024
Io’s volcanoes have been erupting for billions of years
A new study reveals Io's volcanoes have been erupting for billions of years, ever since the small moon of Jupiter 1st formed along with our solar system.
April 24, 2024
Hurray! Voyager 1 has phoned home with engineering updates
Voyager 1 has again begun sending an intelligible signal back to Earth. Scientists hope they can prompt the craft to resume sending science data.
April 23, 2024
