If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black hole.

Astronomers say 3I/Atlas will be visible in parts of the US sky for a short time, giving viewers a unique look at a comet from beyond our solar system.

Spaceflight rewires the human body. Muscles shrink, bones thin and fluids shift towards the brain – but these changes may ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from ...

Advocates of these end-of-the-world theories say we could be experiencing the onset of what the Bible and Christianity refer ...

Researchers have moved one step closer to solving one of science’s greatest mysteries—why the universe is filled with matter instead of nothing. Scientists at Indiana University have made a major ...

Astronomers have unveiled a new map of the universe’s largest structures—massive clusters of galaxies that stretch across ...

New observations from the James Webb Space Telescope have uncovered five complex organic molecules trapped in the ice around ...

While scouring images from the James Webb Space Telescope, astronomers spotted Capotauro, "one of the most puzzling ...

Evidence of this quantum layer may be coming soon. Here’s what you’ll learn in this story: Physicists are still puzzling over ...

Astrophysicists at the University of Chicago have developed physics-based models suggesting that dark energy could be changing over time. Dark energy, the mysterious force causing the universe to ...