Water ice on Mars, bubbling gas on a distant star, a snow-covered island, and a pre-planetary nebula are featured this week. Plus, a look back at an image of Mars taken by the Dawn spacecraft during a ...

Mars’ frozen ice caps may be time capsules for ancient life. Lab experiments show that key building blocks of proteins can survive tens of millions of years in pure ice, even under relentless cosmic ...

The Astronomy Activation Ambassadors (AAA) project, part of the NASA Science Activation program, aims to measurably enhance student STEM (Science, Technology, Engineering, & Mathematics) engagement ...

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...

Explore This SectionScienceScience ActivationAstronomy Activation… OverviewLearning ResourcesScience Activation TeamsSME ...

Six planets will be visible in the night sky at the end of February, and most can be seen with the naked eye. It’s what’s known as a planetary parade, which happens when multiple planets appear ...

Your support makes a difference! As a Planetary Partner, YOU will enable our Scientists and Educators to advance world-class Solar System research and grassroots ...

Researchers have studied structures in the lunar maria that indicate earthquakes. These could also affect manned missions.