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Space.com on MSN13h
The 'sound of the Big Bang' hints that Earth may sit in a cosmic void 2 billion light-years wide
For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...
Science Daily15h
Ice in a million-degree Fermi bubble reveals the Milky Way’s recent eruption
Astronomers using the Green Bank Telescope spotted surprisingly cold, dense hydrogen clouds embedded inside the Milky Way’s ...