Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present day. It will take the most sensitive instruments ever imagined to reveal ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...

Images taken with the MIRI infrared camera on the James Webb Space Telescope (JWST) have made it possible to observe the ...

What if the Big Bang wasn’t truly the beginning? A team of cosmologists is using the power of supercomputers to push past the ...

Scientists are rethinking the universe’s deepest mysteries using numerical relativity, complex computer simulations of ...

Bazinga?” The term, pilfered from popular culture, might just capture the befuddlement that lingers around the Big Bang. For decades, the picture of a cosmic firecracker matter exploded outward from ...

The deepest mysteries of the universe often begin with the biggest questions. Few are more puzzling than the birth of supermassive black holes.

NASA's Hubble observatory made the discovery in 2022, making it the farthest and earliest star ever seen. Astronomers named it Earendel, meaning "morning star" in Old English.

As Roman’s launch approaches, Rose and his team’s Hourglass Simulation provides a crucial preview of the telescope’s ...

In one new theory, it is possible that dark matter exists in a mirror universe where there are only dark versions of forces ...