The extent of the Earth’s boundaries and the beginning of space revealed that no astronauts in the history of spaceflight had ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

We've deployed so many satellites into space over the last few decades that we now have a massive orbital junk problem. The ...

A suitcase-sized quantum sensor could soon reveal hidden water, oil, and even underground mountains—all by tracking how atoms ...

The mission, jointly operated by the United States and India, will measure minute changes to land, ice, and ecosystems around ...

"You look back at Earth and it's this beautiful jewel. It was quiet. It felt like it was breathing. It was so alive," Sánchez ...

YR4 won't hit Earth, but scientists now estimate a 4% chance it could strike the Moon, possibly affecting space missions.

The sun may rise every morning, but the amount of sunlight reaching Earth's surface can substantially vary over decades, ...

"CBS Mornings" Gayle King and the rest of Blue Origin's historic all-women spaceflight crew blasted off on Monday.

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles ...

The pop star, as well as Gayle King and Jeff Bezos' fiancée, Lauren Sánchez, were part of an all-female crew that briefly ...

ELVIS, or Extant Life Volumetric Imaging System, is a holographic microscope that can deliver detailed 3D views of cells and ...