Smithsonian Magazine on MSN2h
Earth Bids Goodbye to Its ‘Mini-Moon’ as Astronomers Investigate Where Our Planet’s Asteroid Companion Came From
Preliminary research suggests asteroid 2024 PT5, which stuck around Earth for almost two months, has lunar origins ...
Space on MSN8h
'Hidden black hole' devouring curious star exposed by new X-ray space telescope
Using the Japanese-led X-ray Imaging and Spectroscopy Mission (XRISM), astronomers have taken a deep look into a fascinating ...