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Astronomers announced in January 2026 that they had found a 710-metre asteroid — nearly eight football fields across — spinning once every 1.88 minutes. A normal rubble-pile asteroid should tear itself apart at anything close to that speed, meaning 2025 M - Space Daily
Friday, August 21, 2026
Rubin Observatory measured a 710-metre main-belt asteroid turning once every 1.88 minutes, implying cohesion comparable to rock under the study's model.
Somewhere in the main asteroid belt, a body estimated to be 710 metres wide completes a full turn every 1.88 minutes. Its landscape would sweep past again before an average pop song reached the choru…
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