WeeklyTrailProba-3 Produces 65th Artificial Eclipse Hours Before Europe's Total Solar Eclipse
ESA says its Proba-3 satellite pair created an artificial eclipse for the 65th time on 12 August 2026, hours before a total solar eclipse crossed parts of Europe.
Science
ESA Week in Images: Spacewalk, Glacier Iceberg and Eclipse Views
The European Space Agency's weekly image roundup for 17–21 August 2026 features astronaut Sophie Adenot during EVA-97, a large iceberg calving from Petermann Glacier and an eclipse photographed by Cayetana Saiz.
NASA night-light images track Hurricane Isaias power loss and recovery
Nighttime lights along the Florida Panhandle dimmed sharply after Hurricane Isaias made landfall near Destin on October 9, 2026, then returned to near pre-storm levels within days, according to NASA Earth Observatory imagery published October 16, 2026.
NASA Glenn instrumentation measures airflow and sound for aircraft noise research
NASA Glenn Research Center uses rotating rakes, microphone phased arrays, hot wire anemometry and laser Doppler velocimetry to record airflow and noise data that help validate aircraft noise prediction methods.
ISS Crew Advances Bioprinting and Cancer Studies Before October Spacewalks
Expedition 75 crew members bioprinted blood vessel samples, processed tumor specimens and prepared for two spacewalks planned for Oct. 29 and Nov. 5, NASA reported.
NASA Glenn details acoustic and airflow instruments used in aviation noise research
A NASA Glenn overview describes rotating microphone rakes, phased microphone arrays and laser-based velocimetry used to measure engine noise and airflow, with data feeding validation of noise-prediction software.
NASA Glenn acoustics team develops aircraft noise prediction software suite
NASA Glenn researchers are developing theory and software to predict aircraft engine noise, helping engineers design quieter propulsion systems. A page published on October 19, 2026, describes ten codes available through NASA's Software Catalog.
ESA's Busy August 2026: Spacewalks, Launches and New Discoveries
The European Space Agency's monthly roundup for August 2026 covered the launch of the MTG-I2 weather satellite aboard Ariane 6, Sophie Adenot's historic spacewalks, a live total solar eclipse broadcast from Spain, a Mars flyover and a discovery near the Milky Way's central black hole.
Hubble and Gaia data reveal an early Milky Way merger with dwarf galaxy LKH
New Hubble observations, combined with Gaia data, identify a third population of globular clusters that points to a dwarf galaxy, named LKH, merging with the young Milky Way about 11.8 billion years ago.
NASA astronaut Jessica Watkins tests 3D bioprinting of cartilage in space
NASA astronaut Jessica Watkins worked with living cell samples and bioink in the Kibo laboratory's Life Science Glovebox on Oct. 9, 2026, as part of research into 3D bioprinting cartilage in microgravity.
ESA signs first European Launcher Challenge contracts
The European Space Agency has signed the first contracts under its European Launcher Challenge, an initiative meant to widen and diversify Europe's commercial launch services.
NASA: Artemis II Heat Shield Performed as Expected After Splashdown
NASA says analysis of underwater imagery and later measurements confirmed that the Orion heat shield on Artemis II protected the crew and spacecraft systems during reentry.