An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be ...

Will the universe keep existing forever? An astrophysicist explains how scientists aren’t entirely sure, but they can make ...

A new study casts doubt on the universe’s accelerating expansion, suggesting dark energy might be weakening over time.

Researchers using the NASA/ESA/CSA James Webb Space Telescope have confirmed an actively growing supermassive black hole ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Scientists have many big questions to tackle about the universe, including how big it actually is. But even the proposed ...

Thinking about the edge of the universe is one of those ideas that fascinates pretty much everyone. We can map […] ...

The universe, which originated 14 billion years ago in the Big Bang, remains to evolve. Stars and galaxies form, age, and ...

The universe is expanding. That much is clearer. But it’s less clear whether this expansion is accelerating or slowing down.

Discover James Webb discoveries revealing the JWST early universe, cosmic dawn insights, and groundbreaking new space ...