New observations suggest that the universe’s oldest galaxies are brighter than expected. Here's why this may be a big deal.

Wicked: The Experience has soft-opened at Universal Studios Florida, offering guests a chance to step into the whimsical ...

The Arecibo Message as it appears when its 1,679 bits are properly aligned on a grid (left), an annotated illustration ...

Findings reveal that more green space in deprived neighborhoods is associated with lower mortality rates, advocating for ...

SpaceX has rolled the Super Heavy first stage of its Starship megarocket out to the launch pad to prep for the vehicle's ...

The Full Super Moon occults the Pleiades, the ice giant Uranus reaches opposition, and the Leonid meteor shower peaks in the ...

Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

The photograph of the Milky Way was taken by Oisin McDonnell, who is based in South Australia. He shared the image in a ...

Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was made ...

Juno also snapped pictures of Jupiter's potato-shaped inner moon, named Amalthea. With a radius of only 52 miles (84 ...