FAST finds two mysterious hydrogen clouds with no visible stars - Phys.org
science 2026/09/05 18:40:02

FAST finds two mysterious hydrogen clouds with no visible stars - Phys.org

Source:Phys.Org
Author:Shreejaya Karantha

Astronomers have found two clouds of hydrogen near the Whirlpool galaxy that appear to contain almost no stars. The clouds, discovered with China’s FAST radio telescope, each contain roughly 3 million times the mass of the sun in hydrogen but have no detectab…