In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

Previously, the most ancient supernova ever confirmed dated back to when the universe was 1.8 billion years old.

Cosmic inflation tries to describe one brief but crucial phase in the Big Bang that launched the universe onto its expansion course. Many textbooks and science educators have attempted to describe the ...

If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

NASA’s Webb Telescope detects the earliest known supernova, GRB 250314A, 730 million years after the Big Bang, capturing its ...

Dark matter, the mysterious substance that makes up roughly 80 percent of all the matter in the universe, may have been forged before our cosmos was even born. Scientists have long theorized as to ...

Knotted structures once imagined by Lord Kelvin may actually have shaped the universe’s earliest moments, according to new ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

HBO Max has given a series order to Stuart Fails to Save the Universe, an upcoming Big Bang Theory spinoff. Kevin Sussman will reprise his role as comic book store owner Stuart Bloom. The sci-fi ...