Related topics: nasa · space · james webb space telescope · telescope

Black holes and dark matter—are they one and the same?

Primordial black holes created in the first instants after the Big Bang—tiny ones smaller than the head of a pin and supermassive ones covering billions of miles—may account for all of the dark matter in the universe.

Cosmic dawn occurred 250 to 350 million years after Big Bang

Cosmic dawn, when stars formed for the first time, occurred 250 million to 350 million years after the beginning of the universe, according to a new study led by researchers at University College London (UCL) and the University ...

New faint, distant and cold brown dwarf discovered

Using the James Webb Space Telescope (JWST), an international team of astronomers have detected a new faint, distant, and cold brown dwarf. The newly found object, designated GLASS-JWST-BD1, turns out to be about 31 times ...

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