Moons circle planets, and planets circle stars. Now, astronomers have learned that planets may also circle celestial bodies almost as small as planets. NASA’s Spitzer Space Telescope has spotted a ...

A rare discovery beyond Neptune is forcing scientists to rethink early solar system dynamics and the forces that shaped ...

The Panel on Small Solar System Bodies is one of six panels providing topical input to the Planetary Science and Astrobiology Decadal Survey Steering Group. This panel will discuss the role played by ...

The seventh panel meeting will feature both open and closed sessions. The single open session will begin at 10:00 a.m. (EST) and end at 1:00 p.m. (EST) on 21 January. An agenda and call-in information ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.