The Soyuz MS-27 spacecraft is pictured docked to the Prichal module. Below, the Pacific Ocean fades from view as an orbital sunset descends 258 miles beneath the orbiting complex.NASA Expedition 73 will swap commanders this weekend before three crew members return to Earth on Monday. Expedition 74 officially begins once the home bound trio undocks [...]
NASA/JPL-Caltech Researchers from NASA’s Jet Propulsion Laboratory monitor a research drone in this September 2025 photo. This flight occurred in Dumont Dunes, an area of the Mojave Desert, as part of a larger test campaign to develop navigation software that would guide future rotorcraft on Mars. The work was among 25 projects funded by NASA’s [...]
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4 min read NASA Selects 2 Instruments for Artemis IV Lunar Surface Science NASA has selected two science instruments designed for astronauts to deploy on the surface of the Moon during the Artemis IV mission to the lunar south polar region. The instruments will improve our knowledge of the lunar environment to support NASA’s further exploration of [...]
The seven-member Expedition 73 crew gathers together for a portrait on Nov. 27, 2025, celebrating NASA astronaut Mike Fincke’s (center) 500 cumulative days in space over four missions since 2004. In the front from left are, Roscosmos cosmonaut Sergey Ryzhikov, NASA astronaut Zena Cardman, Mike Fincke, and NASA astronaut Jonny Kim. In the back are, [...]
Over the course of several hours, technicians meticulously connected the inner and outer segments of NASA’s Nancy Grace Roman Space Telescope.NASA/Jolearra Tshiteya Two technicians look up at NASA’s Nancy Grace Roman Space Telescope after its inner and outer segments were connected at the agency’s Goddard Space Flight Center in Greenbelt, Maryland on Nov. 25, 2025. [...]
The Soyuz MS-26 spacecraft is seen as it lands on April 20, 2025 (April 19 Eastern time) in a remote area near the town of Zhezkazgan, Kazakhstan, with the Expedition 71/72 crew aboard. NASA/Bill Ingalls NASA astronaut Jonny Kim, accompanied by Roscosmos cosmonauts Sergey Ryzhikov and Alexey Zubritsky, is preparing to depart the International Space [...]
4 min read NASA-JAXA XRISM Finds Elemental Bounty in Supernova Remnant For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a star using data from the Japan-led XRISM (X-ray Imaging and Spectroscopy Mission) spacecraft. The Resolve instrument aboard XRISM, pronounced “crism,” discovered these elements [...]
NASA’s next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the Nancy Grace Roman Space Telescope in the largest clean room at the agency’s Goddard Space Flight Center in Greenbelt, Maryland. NASA’s Nancy Grace Roman Space Telescope is now fully assembled following the [...]
