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NASA’s Nancy Grace Roman Space Telescope team shared Thursday the designs for the three core surveys the mission will conduct after launch. These observation programs are designed to investigate some

3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) NASA’s Curiosity rover appears as a dark speck in this contrast-enhanced view captured on Feb. 28, 2025, by the

Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam More Archives Conference Schedules Style Guide 2 min read 2025

2 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) In our modern wireless world, almost all radio frequency (RF) spectrum bands are shared among multiple users. In some

4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Spectrum is a shared resource. Since the discovery of radio waves and the invention of the telegraph, humanity has

3 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) As associate administrator for NASA’s Space Operations Mission Directorate Ken Bowersox puts it, “nothing happens without communications.”   And effective

NASA astronaut and Expedition 72 Flight Engineer Don Pettit sets up camera hardware to photograph research activities inside the International Space Station’s Kibo laboratory module on March 15, 2025. Credit: