A 2014 satellite image captured a rare glimpse of a massive, eerily circular ring of clouds that formed slap-bang in the ...

The first humans to orbit over Earth's north and south poles are sending back images from their spaceflight, and the views ...

The crew is capturing breathtaking views of our planet's most remote regions on the SpaceX Crew Dragon Resilience.

Nearly three-fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

It's an intriguing finding that suggests a "lost world" could be lurking deep below the Pacific Ocean, highlighting how much there still is to learn about what's going on deep below our planet's ...

Each up to 559 miles tall and thousands of miles wide—and together covering some 25 percent of the surface of our planet's core— Earth ... Pacific counterpart, which contains 50 percent more ...

have safely splashed down in the Pacific Ocean after a privately-funded space tour. The quartet travelled in a circular orbit around Earth from pole to pole, passing over the icy masses every 40 ...