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Astronomy History

William Herschel Sunspot Observations Ancient Observations Edwin Hubble Vera Rubin Historical Observations

New Study Deepens 'Hubble Tension' Crisis in Cosmology

Astronomers find the universe is expanding faster than theoretical models predict, challenging our understanding of cosmic evolution.

Astronomers Suggest Betelgeuse's Brightness Changes Linked to Companion Star

Severe Solar Storms Trigger Stunning Northern Lights Across U.S.