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Magnetic tornadoes on Jupiter are spawning Earth-size storms
By Keith Cooper published
Magnetic vortices twisting down from Jupiter's ionosphere into its deep atmosphere cause giant, ultraviolet-absorbing polar anticyclones, each the size of our Earth.
Earth's mini-moon has finally departed. Will it ever return as a 'second moon?'
By Robert Lea published
Departing on Monday (Nov. 25), Earth's recent "mini-moon" asteroid 2024 PT5 didn't stick around for Thanksgiving, but don't be sad. It will be back... but will it ever be a second moon again?
Mars may have made its 2 moons by ripping an asteroid apart
By Keith Cooper published
A new theory proposes that Phobos and Deimos resulted from the wreckage of a larger asteroid that wandered too close to Mars and was ripped apart.
A super-Earth beyond Mars would have made Earth nearly uninhabitable
By Kiona N. Smith published
There's something big missing from our solar system — and that may be a good thing.
Neptune and Uranus have a magnetic mystery — but the case may finally be cracked
By Conor Feehly published
We may know why Uranus and Neptune lack dipole magnetic fields, at last.
'We didn't know what it was at first.' NASA aircraft uncovers site of secret Cold War nuclear missile tunnels under Greenland ice sheet
By Brett Tingley published
NASA scientists conducting surveys of arctic ice sheets in Greenland got an unprecedented view of an abandoned "city under the ice" built by the U.S. military during the Cold War.
NASA satellites reveal Earth's continents are getting drier
By Meredith Garofalo published
Data from NASA satellites show a plunge in freshwater on Earth since May 2014, with 13 of the 30 most powerful droughts across the globe having taken place since January 2015.
Precise new moon map could help guide future sample-return missions
By Keith Cooper published
The age of Mare Orientale could act like a lunar Rosetta stone for dating the age of the moon's other giant impact basins.
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