Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 2 min read 2025 AAS Town Hall Schedule 247th American Astronomical Society (AAS) Meeting SATURDAY, JANUARY 3 8:30AM – 6:0PM NASA’s Exoplanet Exploration Program Analysis Group [...]
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 2 min read 2026 AAS Town Hall Schedule 247th American Astronomical Society (AAS) Meeting SATURDAY, JANUARY 3 8:30AM – 6:0PM NASA’s Exoplanet Exploration Program Analysis Group [...]
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 2 min read 2025 AAS Hyperwall Schedule 247th American Astronomical Society (AAS) Meeting Join NASA in the Exhibit Hall (Booth #401 for Hyperwall Storytelling by NASA experts. [...]
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 2 min read 2026 AAS Hyperwall Schedule 247th American Astronomical Society (AAS) Meeting Join NASA in the Exhibit Hall (Booth #401 for Hyperwall Storytelling by NASA experts. [...]
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 39 min read The Earth Observer: Offering Perspectives from Space through Time An Intertwined History: The Earth Observer and EOS The Earth Observer, a newsletter issued for [...]
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 27 min read Terra: The End of An Era Introduction Launched into the night sky nearly 26 years ago, on December 19, 1999, from Vandenberg Air Force [...]
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 14 min read The Final Earth Observer Editor’s Corner: October–December 2025 It is with a heavy heart that I announce that NASA Earth Science Communications has directed [...]
Explore This Section Earth Earth Observer Editor’s Corner Feature Articles Meeting Summaries News Science in the News Calendars In Memoriam Announcements More Archives Conference Schedules Style Guide 42 min read The State of CERES: Updates and Highlights Introduction The Clouds and the Earth’s Radiant Energy System (CERES) was initially designed in the late-1980s and [...]
3 Min Read I Am Artemis: Jen Madsen and Trey Perryman Artemis II Orion Mission Evaluation Room Leads Jen Madsen and Trey Perryman stand in the Orion Mission Evaluation Room in the Mission Control Center at NASA's Johnson Space Center in Houston. Credits: NASA/Rad Sinyak Listen to this audio excerpt from Jen Madsen and [...]
NASA/Adeline Morgan Santa Claus (NASA engineer Guy Naylor) poses with NASA’s Artemis II Orion spacecraft and SLS (Space Launch System) rocket in the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida on Dec. 11, 2025. The Orion spacecraft was stacked atop the SLS in October 2025. Set to launch in early 2026, the [...]
