Blogs

Roscosmos cosmonauts Sergey Prokopyev and Dmitri Petelin concluded their spacewalk on Tuesday, April 19, at 5:35 a.m. EDT after seven hours and 55 minutes. Prokopyev and Petelin completed their major objectives, which included relocating a radiator from the Rassvet module to the Nauka science module with assistance from European robotic arm operator cosmonaut Andrey Fedyaev. …

Roscosmos cosmonauts Sergey Prokopyev and Dmitri Petelin began a spacewalk at 9:40 p.m. EDT to relocate a radiator from the Rassvet module to the Nauka science module with assistance from European robotic arm operator cosmonaut Andrey Fedyaev. Coverage of the spacewalk continues on NASA Television, the NASA app, and the agency’s website. Prokopyev is wearing an Orlan spacesuit with …

NASA Television coverage is underway for today’s spacewalk with Roscosmos cosmonauts Sergey Prokopyev and Dmitri Petelin. The duo, with assistance from European robotic arm operator cosmonaut Andrey Fedyaev, will relocate a radiator from the Rassvet module to the Nauka science module on the International Space Station Coverage of the spacewalk is on NASA Television the …

Payloads: Investigating Structure and Function of the Eye (ISAFE): Electroretinography data collection was performed on a crewmember using the Diagnosis Software and Desktop Streamer with remote guidance. ISAFE measures eye, brain, and blood vessel changes to determine whether Spaceflight Associated Neuro-Ocular Syndrome (SANS) varies with mission length, whether these changes recover when crew members return …

The Expedition 69 cosmonauts are sleeping in today resting up for a logistics spacewalk set to begin tonight. Meanwhile, the rest of the International Space Station crew continued cleaning biology research hardware, conducted an eye and brain study, and serviced a pair of spacesuits. Commander Sergey Prokopyev and Flight Engineer Dmitri Petelin have completed their …

Payloads: Electromagnetic Levitator (EML): Argon valves were closed and a Helium valve was opened in preparation for future science runs. The EML is a facility composed of four inserts installed into the European Drawer Rack (EDR) for the electromagnetic levitation of samples. The experiment samples are installed in a dedicated Sample Chamber that is attached …

Spacewalk preparations are under way at the International Space Station as two cosmonauts get ready for the first of three spacewalks set to begin on Tuesday. The rest of the Expedition 69 crew is cleaning up following the departure of a U.S. cargo craft while also working on a pair of Extravehicular Mobility Units (EMUs), …

NASA's Scientific Balloon Program successfully launched its football-stadium-sized, heavy-lift super pressure balloon (SPB) from Wānaka Airport, New Zealand, at 11:42 a.m., Sunday, April 16 (7:42 p.m.. April 15 in U.S. Eastern Time), on a mission planned for 100 or more days. Over the next couple hours, the balloon will begin to fully inflate as it …

SpaceX’s uncrewed Dragon cargo spacecraft splashed down at 4:58 p.m. EDT Saturday, April 15, off the coast of Tampa, Florida, marking the return of the company’s 27th contracted cargo resupply mission to the International Space Station for NASA. The spacecraft carried approximately 4,300 pounds of valuable scientific experiments and other cargo back to Earth. Some …

Following commands from ground controllers at SpaceX in Hawthorne, California, Dragon undocked at 11:05 a.m. from the forward port of the station’s Harmony module. At the time of undocking the station was flying over the Indian Ocean. After re-entering Earth’s atmosphere, the spacecraft will make a parachute-assisted splashdown off the coast of Florida on Saturday, …