This video depicts a simulation of millions of small solar system objects that astronomers said the Vera C. Rubin Observatory will discover in the next 10 years. Video via Jake Andrew Kurlander/ ...

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 smallest planet in the Solar System may have shrunk more than previously thought over the course of its history. Scientists now estimate that Mercury may have lost up to 23 kilometers in diameter ...