3 Min Read Get In, We’re Going Moonbound: Meet NASA’s Artemis Closeout Crew Members of the Artemis II closeout crew, from left, William Sattler; Tyler Sutherland; Michael Heinemann; Christian Warriner; Jenni Gibbons, Artemis II backup crew member; Bill Owens; Taylor Hose; and Andre Douglas, Artemis II backup crew member, pose for a photo with [...]
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 15 min read Sentinels in the Sky: 50 Years of GOES Satellite Observations Introduction In an era where satellite observations of Earth are commonplace, it’s easy to [...]
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 12 min read Keeping Up with PACE: Summary of the 2025 PAC3 Meeting Introduction Launched in Feb. 2024, NASA’s Plankton, Aerosol, Cloud, ocean Ecosystem (PACE) mission is [...]
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 7 min read Sentinel-6B Extends Global Ocean Height Record Introduction On November 16, 2025, the Sentinel-6B satellite launched from Vandenberg Space Force Base (VSFB) in California. The [...]
NASA’s Artemis II Orion spacecraft with its launch abort system is stacked atop the agency’s SLS (Space Launch System) rocket in High Bay 3 of the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida on Monday, Oct. 20, 2025. The spacecraft will carry NASA astronauts Reid Wiseman, Victor Glover, Christina Koch, and CSA [...]
These two galaxies are named NGC 4490 and NGC 4485, and they’re located about 24 million light-years away in the constellation Canes Venatici (The Hunting Dogs). They are the closest known interacting dwarf-dwarf galaxy system where astronomers have observed the interactions between them, as well as been able to resolve the stars within.ESA/Webb, NASA & [...]
The four astronauts set to fly around the Moon during NASA’s Artemis II test flight depart the Neil A. Armstrong Operations and Checkout Building at the agency’s Kennedy Space Center in Florida, during a dress rehearsal for launch day on Dec. 20, 2025. From left are CSA (Canadian Space Agency) astronaut Jeremy Hansen, NASA astronauts Victor Glover, Reid [...]
From left to right, NASA astronauts Jessica Meir and Jack Hathaway, ESA (European Space Agency) astronaut Sophie Adenot, and Roscosmos cosmonaut Andrey Fedyaev.Credit: NASA As part of NASA’s SpaceX Crew-12 mission, four crew members from three space agencies will launch no earlier than Sunday, Feb. 15, 2026, to the International Space Station for a long-duration [...]
NASA’s Johnson Space Center in Houston closed 2025 with major progress across human spaceflight, research, and exploration. From Artemis II mission preparations to science aboard the International Space Station, teams at Johnson helped prepare for future missions to the Moon and, ultimately, Mars. Orion Stacked for Artemis II, Orion Mission Evaluation Room Unveiled NASA’s Artemis [...]
4 Min Read NASA’s Wideband Technology Demo Proves Space Missions are Free to Roam An artist's concept of the Polylingual Experimental Terminal transmitting data in space. Credits: NASA/Morgan Johnson Just like your cellphone stays connected by roaming between networks, NASA’s Polylingual Experimental Terminal, or PExT, technology demonstration is proving space missions can do the [...]
