NASA unveiled a new telescope on Tuesday to scan vast swaths of the universe for planets outside our solar system and probe ...

Physicists may have a brand-new way to measure the expansion rate of the universe — one of the biggest outstanding mysteries in cosmology — using space-time ripples predicted by Einstein. A new study ...

Ahead of schedule and under budget, the Nancy Grace Roman Space Telescope will launch in early September. The mission aims to ...

NASA has completed its next space observatory, built to create sharp, panoramic maps of the universe while revealing how the ...

After more than a decade of development, NASA’s Nancy Grace Roman Space Telescope is entering final preparations for an early ...

Wormholes are often imagined as tunnels through space or time — shortcuts across the universe. But this image rests on a misunderstanding of work by physicists Albert Einstein and Nathan Rosen. In ...

Add Yahoo as a preferred source to see more of our stories on Google. Solutions to Einstein's famous equations back in the 20th century describe 'wormholes,' or tunnels through space-time. Mark ...

The cosmological constant is the mathematical description of the energy that drives the ever-accelerating expansion of the ...

This is the center of the Heart Nebula or IC-1805 in the center is a cluster of stars known as Melotte 15. It is located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. This is the ...

Subatomic particles, gravity wells and the beginning of the universe – these are difficult and mysterious concepts that are better understood with storytelling and metaphor. That’s exactly theoretical ...

It’s the end of the world as we know it — a lot sooner than we think. A team of researchers have drastically scaled back the ...

The science fiction blockbuster wowed audiences with its depiction of space travel and more. Here's what NASA staff and other ...