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Mini-RF Stories

Lake Eyre Blushes
3 min read

Rounding out a remarkable year, the outback lake displayed distinct green and reddish water in its two main bays.

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The Galaxy Next Door
3 min read

The Large Magellanic Cloud—one of our closest neighboring galaxies—is a hotbed of star formation that is visible to both astronauts and Earth-based stargazers.

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2026 AAS Town Hall Schedule
2 min read

247th American Astronomical Society (AAS) Meeting SATURDAY, JANUARY 3 8:30AM – 6:0PM   NASA’s Exoplanet Exploration Program Analysis Group (ExoPAG) 301D Josh Pepper, Dawn Gelino, Karl Stapelfeldt, Nick Siegler, Jessie Christiansen SUNDAY, JANUARY 4 8:30AM – 12:15PM   NASA’s Exoplanet…

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2026 AAS Hyperwall Schedule
2 min read

247th American Astronomical Society (AAS) Meeting Join NASA in the Exhibit Hall (Booth #401 for Hyperwall Storytelling by NASA experts. Full Hyperwall Agenda below. SUNDAY, JANUARY 4 6:45 – 7:00 PM Nancy Grace Roman Space Telescope Dominic Benford 7:00 –…

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Microbiology
2 min read

Microorganisms and Spaceflight Spaceflight poses a risk of adverse health effects due to the interactions between microorganisms, their hosts, and their environment. The JSC Microbiology team addresses the benefits and risks related to microorganisms, including infectious disease, allergens, environmental and…

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NASA’s Chandra Rings in New Year With Champagne Cluster
4 min read

Celebrate the New Year with the “Champagne Cluster,” a galaxy cluster seen in this new image from NASA’s Chandra X-ray Observatory and optical telescopes. Astronomers discovered this galaxy cluster Dec. 31, 2020. The date, combined with the bubble-like appearance of…

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The Earth Observer: Offering Perspectives from Space through Time
38 min read

An Intertwined History: The Earth Observer and EOS The Earth Observer, a newsletter issued for nearly 37 years, will release its last online content at the close of 2025. This newsletter evolved in parallel with NASA’s Earth Observing System (EOS).…

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Terra: The End of An Era
27 min read

Introduction Launched into the night sky more than 26 years ago, on Dec. 19, 1999, from Vandenberg Air Force Base (now Space Force Base), Terra was NASA’s first Earth Observing System (EOS) flagship mission to study Earth’s land surface from…

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The Final Earth Observer Editor’s Corner: October–December 2025
14 min read

It is with a heavy heart that I announce that NASA Earth Science Communications has directed The Earth Observer to conduct an orderly shutdown of the publication. No new content will be published after Dec. 31, 2025. While the sunset…

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The State of CERES: Updates and Highlights
42 min read

Introduction The Clouds and the Earth’s Radiant Energy System (CERES) was initially designed in the late-1980s and early-1990s as a facility instrument for NASA’s Earth Observing System (EOS). Since its inception, NASA’s Langley Research Center (LaRC) has led this effort.…

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