Sols 4491-4492: Classic Field Geology Pose

Written by Lauren Edgar, Planetary Geologist at USGS Astrogeology Science Center Earth planning date: Monday, March 24, 2025 If you’ve ever seen a geologist in the field, you may have seen a classic stance: one leg propped up on a rock, knee bent, head down looking at the rocks at their feet, and arm pointing […]

NASA’s X-59 Completes ‘Cruise Control’ Engine Speed Hold Test

The team behind NASA’s X-59 completed another critical ground test in March, ensuring the quiet supersonic aircraft will be able to maintain a specific speed during operation. The test, known as engine speed hold, is the latest marker of progress as the X-59 nears first flight this year. “Engine speed hold is essentially the aircraft’s […]