Featured in gravitational fields
The moon’s south pole is hiding something massive and mysterious
We have no idea what it might be.
We Finally Know How Long A Day Lasts On Saturn
Figuring out the daily grind
On Average, Every Star Has At Least One Planet, New Analysis Shows
What are the implications for the search for extraterrestrial life? PopSci asks the experts
NASA Heads Back to the Moon, to Uncover Its Origins and to Inspire A New Generation
The GRAIL mission launches this week
Satellite Creates First Global Gravity Map of Earth
Using only two months of data, the GOCE gravity-tracking satellite has built the first-ever full map of Earth’s gravitational field....
Nature’s Own Time Machine
A bold new theory predicts that time travel may be more plausible than previously thought