One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't sure when it will go supernova.

By Will Dunham WASHINGTON, Feb 28 (Reuters) - The largest stars in the universe live the life of a rock star - they are born ...

The Vera C. Rubin Observatory has started releasing its first discoveries: including supernovae, variable stars and asteroids ...

Theme park rides are never one-size-fits all. Plus-size park goers share how they fared at Universal Epic Universe.

Last year, our most detailed map of the universe yet suggested our understanding of dark energy has been wrong for decades. The shock result is reigniting the search for a better cosmic story ...

Astronomers have long known the universe is expanding—but exactly how fast remains one of the biggest mysteries in cosmology. Different techniques for measuring the Hubble constant stubbornly disagree ...

The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...

A multifractal spectrum called a weighted Cantor set model can describe how galaxies cluster, which is similar to other ...

When a chunk of ice breaks off a glacier, that’s called calving. That can happen if the glacier gets warm or some other force makes a piece split off. The end of the glacier – where the iceberg slides ...

New research suggests researchers should start by comparing parameters other than time.