The observable universe is the portion of the cosmos that we can see or detect from Earth, limited by the speed of light and ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...

The universe is generally referred to as infinite, unknown, and limitless. With over 2 trillion galaxies and millions of stars and planets, the universe is so enormous that it stretches the boundaries ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. Everything on Earth, in our solar system, our galaxy, and beyond is contained within ...

Modern cosmology reveals a universe expanding uniformly without a spatial center or edge. The Big Bang wasn't a localized explosion but a simultaneous ...

New research has unveiled images of the universe in its infancy—a mere 388,000 after the Big Bang. The snaps of the universe were produced by the Atacama Cosmology Telescope collaboration (ACT), which ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

"I think that the simplest explanation of the rotating universe is the universe was born in a rotating black hole." Without a doubt, since its launch, the James Webb Space Telescope (JWST) has ...

Parallels in the physics of the universe and that of black holes have led some cosmologists to wonder if our universe could have been born in a black hole. Photograph by NASA Goddard Gazing up at the ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker. Get the Popular Science daily ...