An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

Astronomers have captured the most detailed look yet at faraway galaxies at the peak of their youth, an active time when the ...

After combing through NASA's James Webb Space Telescope's archive of sweeping extragalactic cosmic fields, a small team of ...

Astronomers discovered an extremely hot galaxy cluster in the region that was far hotter and older than current theories ...

The cluster hosts a reservoir of gas so hot it has left scientists rethinking their understanding of how galaxies form and ...

The scorching cloud of gas threaded between clusters of galaxies is five times hotter than current models predict, ...

Astronomers have captured the most detailed look yet at faraway galaxies at the peak of their youth, an active time when the adolescent galaxies were ...

A newly discovered galaxy cluster, blazing with unexpectedly hot gas just 1.4 billion years after the Big Bang, is forcing ...

It sounds like something from the plot of Interstellar, but this plan to beam precious data back to Earth—before it’s lost ...

This cloud is a window into the dark Universe,” study co-author and Space Telescope Science Institute (STCScl) team member ...

Using the Hubble Space Telescope, astronomers have discovered a new type of cosmic object, a cloud of dark matter and gas ...

When astronomers look deep into the early universe, the expectation is simple. You should see young galaxies still assembling ...