Tomorrow

Could humans establish a second home on Mars?

Musk builds argument for a red planet city

06/14/2017 - 16:57

Imagine a permanent settlement on Mars, with a significant population, a fleet of interplanetary ships jetting between Earth and the red planet, and even a pizza joint. This is the vision of Elon Musk, entrepreneur and founder of SpaceX.

Jupiter's stormy south pole, as seen from the Juno spacecraft.

Mission yields new, unexpected look at Jupiter

05/25/2017 - 15:46

Jupiter is the Texas of the solar system -- a place where everything is bigger. But a NASA spacecraft is offering scientists new and surprising insights about the planet.

The TRAPPIST-1 planets are in an orbital dance.

Neighboring exoplanets locked in orbit

05/23/2017 - 09:34

An international team of astronomers has found that the seven rocky planets of the TRAPPIST-1 solar system are locked in mathematically related orbit.

This image, from the British Antarctic Survey, shows the first rift.

Second rift in ice shelf worries scientists

05/03/2017 - 12:25

Scientists are watching the development of a second rift in an Antarctic ice shelf.

Space debris poses a threat to spacecraft, scientists say.

Quick Study: What is space junk?

04/25/2017 - 17:13

At some point, every space inhabited by humans fills with junk -- the garage, the coat closet and the top kitchen drawer. Even outer space.