I'm a planetary scientist who was born the year of Sputnik's launch. Over the course of my 40-year career, I've witnessed not one but at least five separate revolutions that fundamentally transformed ...

Visit ancient Mars—a surprisingly temperate planet where snow or rain falls from the sky, and rivers rush down valleys to feed hundreds of lakes. The severity of anxiety and depressive symptoms in the ...

The Committee on Planetary Protection (CoPP) monitors progress implementing the planetary protection guidelines associated with priority programs and missions identified in the National Academies ...

This study will describe how international and national planetary protection policy has been formulated and adopted and identify associated lessons to inform future policy development. The National ...

In late December, a telescope in Chile discovered a small asteroid given the designation 2024 YR4. About a month later, initial observations of the asteroid, estimated to be 40 to 90 meters across, ...

NASA’s Mars Sample Return program faces opposition from planetary scientists following proposed cancellation, with concerns raised over Perseverance samples, future Mars missions, and international ...

A local planetary scientist has received a prestigious national award named in honor of a giant in the field who also called the Old Pueblo home. Faith Vilas, a senior scientist with the Tucson-based ...

Dr. Bethany Ehlmann has been named director of the Laboratory for Atmospheric and Space Physics (LASP) at the University of Colorado Boulder. LASP’s mission is to advance scientific discovery and ...

The discovery of the Kuiper Belt fundamentally reshaped our understanding of the solar system's architecture and population, revealing a far larger and more complex system than previously imagined.