A surprising new study reveals that the first stars appeared in a pre-heated universe, challenging earlier ideas about early cosmic conditions.

Even before the first stars lit up the Universe, the Cosmos was not the cold place most researchers once imagined. New ...

German astronomer Johannes Kepler (1571-1630) once hypothesized that the universe began on April 27, 4977 B.C., according to History.com. The Big Bang theory did not develop until the 20th century, ...

Scientists at Rutgers and collaborators have traced the invisible dark matter scaffolding of the universe using over 100,000 ...

The oldest and most distant black hole known to scientists dates back 13.3 billion years ago, when our universe was still in its teething stage, according to findings published this month. The ...