- Space Solar Power: Progress Reported in Air Force Demo Program
https://www.leonarddavid.com/space-solar-power-progress-reported-in-air-force-demo-program/
Mars Helicopter: Flight 43 – High Flying Views
https://www.leonarddavid.com/mars-helicopter-flight-43-high-flying-views/
- Russia Readies Unpiloted Soyuz for February 24 liftoff
https://www.leonarddavid.com/russia-readies-unpiloted-soyuz-for-february-24-liftoff/

Curiosity Mars Hand Lens Imager (MAHLI) photo produced on Sol 3744, February 17, 2023,
Image credit: NASA/JPL-Caltech/MSSS
- Curiosity Mars Rover: New Drill Hole – Insufficient Depth
https://www.leonarddavid.com/curiosity-mars-rover-new-drill-hole-insufficient-depth/