In 1981, astronomers stumbled onto what looked, at the time, like the largest hole ever found in the universe. It didn’t turn up in a telescope. It turned up on a bar chart. Four astronomers, Robert ...
SpaceX lofted another batch of classified U.S. spy satellites into orbit Monday night, extending a buildout of the National Reconnaissance Office’s distributed surveillance network that has now become ...
What if the part of a battery you never think about, the fluid that sits between the electrodes, could be made from the shells your last seafood dinner left behind? That is roughly what a team led by ...
When Butch Wilmore and Suni Williams finally splashed down off the Florida panhandle in late March 2025 after more than nine months on the International Space Station, they came home inside a SpaceX ...
Illustration of a deep-space probe among the stars. Image: Paul Seling / Pexels. In late 2023, one of the most distant machines humanity has ever built started talking nonsense. Voyager 1, more than ...
NASA’s Artemis site selection team finished the most exhaustive survey of the lunar South Pole ever attempted and came back with a list that would fit on an index card: candidate regions where the ...
A pocket of dark blue water beneath ice on Earth. Photo by wal_ 172619 via Pexels; this is a representative image, not a photograph of a moon. Liquid water is not confined to Earth or to worlds close ...
Long-exposure star trails. Reaching the speed of light is impossible for anything with mass, and the streaking-stars image of lightspeed travel remains science fiction. Image: Baris Karagoz / Pexels.
Voyager 1, the first human-made object to cross into interstellar space, carries a gold-plated copper phonograph record holding music, spoken greetings, and the sounds of Earth. The popular ...
In October 2002, at the World Space Congress in Houston, the Russian scientist Dimitri Malashenkov presented a paper that corrected the public account of one of the most widely recounted events of the ...
On the outbound leg of Apollo 11 in July 1969, Buzz Aldrin closed his eyes in the darkened cabin, tried to sleep, and instead saw a faint streak of light drift across his vision. He mentioned it to ...
Neptune photographed by Voyager 2 in 1989. This processed full-disc view shows the Great Dark Spot, bright clouds and atmospheric bands. Source. Credit: NASA/JPL-Caltech. At Neptune’s average distance ...
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