ExLabs is proposing ’Apophis EX,’ designed to rendezvous with the asteroid Apophis during its rare 2029 Earth flyby.

Astronauts still grip objects as if gravity exists, even after months in space, revealing how slowly the brain adapts to ...

A nearby Earth-sized planet offers a rare chance to study how atmospheres survive or disappear on rocky worlds.

From still lakes to shifting shores, waves play a bigger role than we think—even on worlds we’ve never directly observed.

In what the team describes as the largest-scale probe of gravity to date, they found that the force weakens with distance ...

Discover 25 space anomalies that even NASA can't explain, from dark matter to the Great Attractor. Explore the universe's ...

Solar prominences are massive chunks of plasma floating above the Sun’s surface, which can cause dangerous solar eruptions.

Looking for strange places in Colorado that seem almost impossible to believe? These 9 unusual spots offer wild surprises and ...

A new recipe of "quadratic gravity" could help to better define the picture of the Big Bang and the singularity that existed ...

Time actually moves faster at the top of Mount Everest.Not in any dramatic, sci-fi kind of way, and definitely not enough for anyone to notice. But it does. Scientists have measured it, and the ...

The concept of spacetime, first described in Einstein's theory of general relativity, has since been widely studied by many ...