Sometimes to truly study something up close, you have to take a step back. That's what Andrea Donnellan does. An expert in ...

Mars, often depicted as a barren red planet, is far from lifeless. With its thin atmosphere and dusty surface, it is an ...

What exists beneath the surface of Jupiter's icy moon, Callisto? This is what a recent study accepted by The Planetary ...

This is the provocative question at the heart of an emerging astronomical debate, wherein the discovery of rogue planets-worlds free-floating in the galaxy-appears to challenge definitions of ...

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 ...

Mars has an active, electrically charged surface where dust storms and spinning dust devils regularly move and reshape the ...

The Planetary Science and Astrobiology Decadal Survey 2023-2032 will assess key scientific questions in planetary science and astrobiology, identify priority medium- and large-class missions and other ...

A new report lays out the objectives for a crewed mission to Mars. Plus, an update on the NASA mission to survey the asteroid ...

For the last month and change, you might've seen the headlines about the planetary alignment, or a planetary parade, going on in our solar system. And that's true. In January 2025, Venus, Mars, ...