Chapter 5: Planetary Orbits Chapter Objectives Upon completion of this chapter you will be able to describe in general terms the characteristics of various types of planetary orbits. You will be able ...

Monday’s single-sol plan included a marathon 45-meter drive (about 148 feet), which put us in position for two full sols of ...

The first image (left) shows Perseverance placing its stabilizers, ready to drill into the layered, spherule-bearing bedrock at the local mean solar time of 15:19:19 on April 22, 2025 (Sol 1483). The ...

To celebrate what would have been the 100th birthday of Dr. Nancy Grace Roman — NASA’s first chief astronomer and the namesake for the agency’s nearly complete Nancy Grace Roman Space Telescope — ...

Noctilucent or night-shining clouds are rare, high-altitude clouds that glow with a blue silvery hue at dusk or dawn when the Sun shines on them from below the horizon. These ice clouds typically ...

Written by Remington Free, Operations Systems Engineer at NASA's Jet Propulsion Laboratory Earth planning date: Friday, May 9, 2025 I was on downlink today for SA-SPaH, our robotic arm team. We ...

Written by Scott VanBommel, Planetary Scientist at Washington University Earth planning date: Monday, May 12, 2025 Curiosity was back to work Monday, picking up where it left off from Friday’s plan.

NASA's Mars rover Curiosity took 31 images in Gale Crater using its mast-mounted Right Navigation Camera (Navcam) to create this mosaic. The seam-corrected mosaic provides a 360-degree cylindrical ...

Is frozen water scattered in systems around other stars? Astronomers have long expected it is, partially based on previous detections of its gaseous form, water vapor, and its presence in our own ...

Of all the alien worlds in our solar system, one in particular resembles our home planet. Titan, the largest moon of Saturn, is the only other place we know of where you could walk along the seashore ...

The mission team wanted to fix the thrusters, deemed unusable decades ago, before the radio antenna that sends commands to the probe went offline for upgrades. Engineers at NASA’s Jet Propulsion ...