Morning Overview on MSN
‘Difficult to explain’ comet 3I/ATLAS erupts in X-rays after 400,000-km halo appears
Interstellar comet 3I/ATLAS has turned into one of the strangest visitors in the recent history of the solar system, ...
Hit Points on MSN
'Difficult to explain'—3I/ATLAS emits X-rays for first time in history after 400,000-km halo appears
Japan’s XRISM mission reported a faint X-ray halo around interstellar comet 3I/ATLAS in November 2025, highlighting ...
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