Astronomy & Space - Space Exploration news

Working out in artificial gravity

Astronauts on the International Space Station (ISS) have a number of exercise options, including a mechanical bicycle bolted to the floor, a weightlifting machine strapped to the wall, and a strap-down treadmill. ...

date11 hours ago in Space Exploration
shares46 comments 3

What is a terrestrial planet?

In studying our solar system over the course of many centuries, astronomers learned a great deal about the types of planets that exist in our universe. This knowledge has since expanded thanks to the discovery ...

date10 hours ago in Space Exploration
shares25 comments 0

Rosetta spacecraft sees sinkholes on comet

The European Space Agency's Rosetta spacecraft first began orbiting comet 67P/Churyumov-Gerasimenko in August 2014. Almost immediately, scientists began to wonder about several surprisingly deep, almost perfectly ...

dateJul 01, 2015 in Space Exploration
shares1323 comments 7

Image: Spirals in Saturn's D Ring

Although the D ring of Saturn is so thin that it's barely noticeable compared to the rest of the ring system, it still displays structures seen in other Saturnian rings. Here the spiral structures in the ...

dateJun 30, 2015 in Space Exploration
shares23 comments 2