The DuAxel rover is seen here participating in field tests in the Mojave Desert. The four-wheeled rover is composed of two Axel robots. One part anchors itself in place while the other uses a tether to explore otherwise inaccessible terrain. Credit: NASA/JPL-Caltech/J.D. Gammell Made of a pair of two-wheeled vehicles, NASA’s […]

The black speck circled in the lower left corner of this image is a cluster of recently formed craters spotted on Mars using a new machine-learning algorithm. This image was taken by the Context Camera aboard NASA’s Mars Reconnaissance Orbiter. Credit: NASA/JPL-Caltech/MSSS It’s the first time machine learning has been […]

This is an image of the ultraviolet “nightglow” in the Martian atmosphere over the south pole. Green and white false colors represent the intensity of ultraviolet light, with white being the brightest. The nightglow was measured at about 70 kilometers (approximately 40 miles) altitude by the Imaging UltraViolet Spectrograph instrument […]