Deep space probes and frontline soldiers share a basic problem: once they leave the grid, every watt has to be carried in.

The Artemis 2 astronauts will venture deeper into space than any human has gone before. That presents some seriously exciting ...

A niche corner of the commercial space sector is attracting attention from United States national security planners, not because of its economic promise, but because of the technical problems it is ...

As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic milestone. In late 2026, it will become the first spacecraft to travel so far that ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA plans to return humans to deep space next month, targeting a Feb. 6 launch for Artemis II, a 10-day crewed mission that will ...

The similarities are astonishing. And yet... The post NASA Telescope Discovers Nearby Planet With Deep Similarities to Earth ...

Hidden mega-structures deep inside Earth may have been quietly steering our planet’s magnetic field—and rewriting what we thought we knew about Earth’s past.

Deep inside Earth, two massive hot rock structures have been quietly shaping the planet’s magnetic field for millions of ...

Exploring Earth's deep interior is a far bigger challenge than exploring the solar system. While we have traveled 25 billion ...

The continent-sized blobs are much hotter than the lower mantle, creating a significant temperature gradient in the rocky ...

As we prepare for missions beyond Earth orbit, one crucial challenge remains: keeping astronauts healthy in microgravity. Without daily exercise, their muscles, bones and cardiovascular systems weaken ...

NASA plans to return humans to deep space next month, targeting a Feb. 6 launch for Artemis II, a 10-day crewed mission that will carry astronauts around the Moon for the first time in more than 50 ...