Mars Reconnaissance Orbiter

Summer is Dust Devil Time on Mars

Just like Earth, Mars undergoes seasonal changes due to its axial tilt. And while summer heat on Mars can’t compare…

2 weeks ago

This Martian Lava Tube Skylight is 50 Meters Across. The Biggest Lava Tube on Earth is Only 15 Meters Across

NASA's Mariner 9 was the first spacecraft to orbit another planet when it reached Mars in late 1971. It got…

2 weeks ago

The Colorful Walls of an Exposed Impact Crater on Mars

Impact craters have been called the “poor geologists’ drill,” since they allow scientists to look beneath to the subsurface of…

3 weeks ago

Perseverance and the Quest to Find Life on Mars

I remember the Summer of 1997 when a shoebox-sized Mars rover literally broke the Internet. Sojourner - the first rover…

2 months ago

Sediments on Mars, Created By Blowing Wind or Flowing Water

The HiRISE (High-Resolution Imaging Science Experiment) instrument on NASA's Mars Reconnaissance Orbiter (MRO) has given us a steady stream of…

6 months ago