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

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Explore the amazing journey of the Hubble Space Telescope and its successor, the James Webb Space Telescope (JWST). Discover ...

There's always a touch of melancholy when a chapter that has absorbed years of work comes to an end. In the case of the ...

This is the light echo of the Big Bang, the first light that freely moved through the universe. This relic is crucial to our ...

The discovery of strange, ultra-red objects—especially the extreme case known as The Cliff—has pushed astronomers to propose ...

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

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

Where is the center of the universe? Learn why researchers say the rules may not apply to the center of the universe.

From the Show Me State to the stars, Astronomer Edwin Hubble was born in Marshfield, Missouri. Hubble is credited with ...

Edwin Hubble redefined the universe and Brazil declared a republic, amid other landmark events shaping history and science ...