space
Astronauts aboard NASA's Orion spacecraft during the Artemis II mission observed as many as six flashes on the far side of the moon. The flashes came from small meteorites impacting the lunar surface. The impacts produced brief bursts of light visible from thousands of kilometers away.
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Astronomers using China's Einstein Probe telescope have observed a powerful X-ray flash that matches the predicted signature of a 'dirty fireball,' a theorized explosion from a dying massive star. The event, labeled EP241113a, originated from a galaxy about 9 billion light years away. This detection could reveal new details about how massive stars end their lives.
October 18, 2025 00:19