The curious minds at What If imagine the chaos if the Moon suddenly transformed into Jupiter, exploring how its immense size and gravity would upheave tides, climates, and life on Earth.

Japanese company iSpace's Hakuto-R lander captured amazing views of the the Earth during a solar eclipse and more during its ...

This shifts our entire perspective on what makes a planet “Earth-like.” Nature is far more creative than our own solar system suggests. The universe might be teeming with “magma-shielded” worlds that ...

A 250th anniversary only comes once in a lifetime.

The complex building blocks of life can form spontaneously in space, a new lab experiment shows. The complex precursors to ...

"We used to think that only very simple molecules could be created in these clouds. But we have shown that this is clearly ...

Massive stars have an outsized influence on their environment and the galaxies they call home. These behemoths have the highest surface temperatures of any normal stars, so they emit copious amounts ...

The dazzling lights of the aurora are created when high-energy particles from space collide with Earth's atmosphere. While ...

February's full "Snow Moon" will be at its fullest on Sunday, Feb. 1, and will be best seen at moonrise. It will appear just ...

The invisible stuff makes up about 85 percent of all matter in the universe, but researchers know little about it ...

A new high-resolution map of distant galaxies may help scientists understand a mysterious invisible substance that helps hold the universe ...