Now out in space for more than two years, the James Webb Space Telescope is a stunningly sophisticated instrument.

Astronomers found the most distant nuclear disc ever seen, showing galaxies became organized far earlier in the Universe than ...

Launching Aug. 30, the Nancy Grace Roman Space Telescope will investigate dark matter, dark energy and distant worlds while ...

Nasa is about to launch a space observatory that could help settle some of the biggest mysteries in modern astronomy. The ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic microwave background, it is imperceptible to the human eye. But if scientists can ...

NASA's next super telescope, the Nancy Grace Roman Space Telescope, may leave nowhere to hide for black holes that violently ...

Using Hubble, astronomers have discovered that a "helium nova" in the Milky Way is riddling our galaxy with cosmic bullets ...

The Nancy Grace Roman Space Telescope will be the first space telescope to use an “active coronagraph” to block out unwanted ...

NASA’s Roman Space Telescope could use stars torn apart by black holes to reveal how the universe’s earliest cosmic giants ...

Just as the dinosaurs didn't disappear but rather evolved into birds, cosmic dinosaurs in the form of the JWST's Little Red ...

Startup launches robot to rescue NASA's Swift telescope, testing a bold new way to extend aging spacecraft missions.

Chinese scientists' claims that their "Sky Eye" telescope could have picked up signals from intelligent aliens have been met ...