A surprisingly well-formed spiral galaxy has been spotted just a billion years after the Big Bang, challenging long-held ...

On April 24, 1990, the Space Shuttle Discovery blasted off from Kennedy Space Center, carrying the new Hubble Space Telescope ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

In its quest to chart the evolution of the universe, ESA’s space telescope has already amassed a massive catalog of galaxies ...

The Daniel K. Inouye Solar Telescope, the world's largest solar telescope, can see the sun in unprecedented detail. Here is ...

A team of astronomers and astrophysicists at the Chinese Academy of Science's National Astronomical Observatories has found ...

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...

Spend 8 minutes with an image that has changed astronomy forever - the first-ever deep field view of galaxy cluster SMACS 0723 from the James Webb Space Telescope. Credit: NASA, ESA, CSA, and STScI | ...

The Hubble Space Telescope launched on April 24, 1990, aboard the Space Shuttle Discovery (STS-31), and deployed into Earth ...

"All the odd shapes and swirling gas observed in the Perseus cluster now make sense within the context of a major merger." ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

According to our best understanding, the universe should be homogeneous at large scales. This means that it's ok to have ...