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How many satellites orbit Earth?
By Harry Baker last updated
The number of satellites orbiting our planet is rising fast, thanks to private "megaconstellations" that pose various threats to space exploration and astronomy. But how big has the problem already become?

NASA celebrated this employee's story of resilience, then tried to scrub it from the internet. Then fired her.
By Josh Dinner published
"It feels like everything that I worked for has been taken down little by little."

Space photo of the week: Cotton candy clouds shine in one of Hubble's most beautiful images ever
By Jamie Carter published
The Large Magellanic Cloud, which is visible only from the Southern Hemisphere, has been caught in the crosshairs of the Hubble Space Telescope.

Our moon may have once been as hellish as Jupiter's super volcanic moon Io
By Nola Taylor Tillman published
The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and even from the ground itself.

Science news this week: 2025's biggest solar flare and Yosemite's ghost volcano
By Pandora Dewan published
May 17, 2025: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

When is the next full moon?
By Jamie Carter last updated
June's full moon is the Strawberry Moon, rising June 11.

Eerie NASA image shows eclipsed sun with an extra moon overhead. Yes — it's real.
By Damien Pine published
NASA's PUNCH mission, a tiny constellation of four satellites, captured a photo of the moon drifting across the sky through a haze of sunlight. The mission is still undergoing commissioning and is expected to start science operations June 9.

'Yet another miracle save': NASA engineers complete nail-biting maneuver to resurrect Voyager 1's long-dead thrusters
By Ben Turner published
More than 15 billion miles from home, Voyager 1's ailing thrusters were threatening to abort the craft's mission. Until NASA engineers brought them miraculously back to life.
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