News tagged with planetary systems

Related topics:

Largest rocky world found

We thought we understood how big rocky planets can get. But most of our understanding of planetary formation and solar system development has come from direct observation of our own solar system. We simply couldn't see any ...

date5 hours ago in Astronomy
shares18 comments 0

The geography of Antarctica's underside

Planetary scientists would be thrilled if they could peel the Earth like an orange and look at what lies beneath the thin crust. We live on the planet's cold surface, but the Earth is a solid body and the surface is continually ...

dateDec 08, 2015 in Earth Sciences
shares149 comments 7

Finding new worlds with a play of light and shadow

Astronomers have used many different methods to discover planets beyond the solar system, but the most successful by far is transit photometry, which measures changes in a star's brightness caused by a mini-eclipse. When ...

dateOct 31, 2015 in Astronomy
shares1913 comments 1