Sarah Chen is an aerospace correspondent with over a decade of experience covering space exploration, rocket technology, and commercial spaceflight policy for leading science publications.
20 published articles
The International Space Station has officially marked 25 years of continuous human presence, a major milestone for global space exploration and cooperation.
NASA has laid off several dozen contract employees at its Marshall Space Flight Center as part of a long-term plan to decommission the International Space Station by 2030.
Axiom Space and Japanese startup ElevationSpace have signed an agreement to collaborate on advanced re-entry technology for commercial space stations.
China's Shenzhou-21 mission has transported four mice to the Tiangong space station, marking the nation's first-ever in-orbit study on rodent mammals.
Startup Catalyx Space has raised $5.4 million to advance its mission of simplifying space access with integrated satellite buses and reentry capsules.
The International Space Station celebrates 25 years of continuous human habitation, a landmark achievement in space exploration that has hosted nearly 300 people.
Two former NASA administrators, Charles Bolden and Jim Bridenstine, are urging the agency to rethink its reliance on SpaceX's Starship for the Artemis Moon landing.
The University of Southern California is advancing autonomous robotics for missions on the Moon and in space, focusing on self-navigating systems.
Japan's next-generation HTV-X cargo spacecraft has successfully arrived at the International Space Station on its inaugural mission, delivering over 4,000 kg of supplies.
A new startup, Rendezvous Robotics, is developing autonomous robots to assemble massive structures in orbit, potentially revolutionizing in-space manufacturing.
Japan's new HTV-X cargo spacecraft has successfully launched on its first mission to the International Space Station, ushering in a new era for space logistics.
NASA has awarded a $150,000 contract to Solstar Space to develop a specialized Wi-Fi system capable of operating in the harsh lunar environment for the Artemis missions.
A new experiment on the International Space Station is testing ultraviolet light as a chemical-free way to stop the growth of harmful bacterial biofilms in water systems.
Eileen Collins, the first woman to pilot and command a NASA Space Shuttle, is the subject of a new documentary detailing her historic career and leadership.
Astronaut and entrepreneur Jared Isaacman shared his vision for a new space economy at Lehigh University, calling exploration humanity's greatest adventure.
A new generation of advanced cargo spacecraft from Japan and the U.S. is set to transform logistics for the International Space Station, enhancing its capabilities.
As plans for Moon and Mars bases accelerate, a majority of consulted experts argue against space colonization, citing ethical risks and historical parallels.
An international crew of four astronauts aboard a SpaceX Crew Dragon has successfully docked with the International Space Station for a six-month science mission.
NASA and Google are developing an AI-powered medical assistant to diagnose and treat astronauts on deep space missions, with potential for Earth-based use.
NASA's Astrobee robotic platform on the International Space Station is transitioning to commercial management under the company Arkisys, starting in early 2026.
