TRAPPIST-1 Status Report astro-ph.EP November 4, 2025 Filed under astro-ph.EP, astrogeology, exoplanet, M-dwarf, TRAPPIST-1, TRAPPIST-1 b, TRAPPIST-1 c, TRAPPIST-1 d, TRAPPIST-1 e, TRAPPIST-1 f, TRAPPIST-1 g Core–mantle partition coefficient of
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Hektoria Glacier on Antarctica’s Eastern Peninsula experienced the fastest retreat recorded in modern history—in just two months, nearly 50 percent of the glacier disintegrated. This video illustrates how and why
WASHINGTON — An Ariane 6 successfully launched a radar imaging satellite Nov. 4 after European agencies chose to use a larger rocket to ensure an earlier launch. The Ariane 6
Two bright meteors were caught slamming into the moon on Thursday (Oct. 30) and Saturday (Nov. 1), by Japanese astronomer Daichi Fujii, curator of the Hiratsuka City Museum. The flashes,
The Copernicus Sentinel-1D satellite has joined the Sentinel-1 mission in orbit. Launch took place on 4 November 2025 at 22:03 CET (18:03 local time) on board an Ariane 6 rocket from Europe’s Spaceport in French
Scientists using the world’s most powerful solar telescope say they’ve finally observed small-scale magnetic twists on the sun — a discovery that may help solve the longstanding mystery of how
They may not have all the fixins, but the astronauts aboard China’s Tiangong space station are sure eating well. A new oven delivered to Tiangong has been put to quick
London — Warsaw Increasing tensions with Russia have prompted defense spending boosts throughout Europe that will benefit fledgling smallsat launcher companies across the continent. But Europe is still years away
TAMPA, Fla. — SES has turned to Japan’s flagship operator for extra satellite bandwidth to keep up with soaring connectivity demand from passengers flying across Asia, even after significantly expanding
Scientists have discovered that dark matter, the universe’s most mysterious “stuff,” obeys gravity on vast cosmological scales. This could help to dismiss the possibility of a fifth fundamental force of
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