Space safety

jsc2025e041955 (2-26-2025) — The official portrait of NASA's SpaceX Crew-11 mission. Front row, left to right: Pilot Mike Finke and Commander Zina Cardman, both NASA astronauts. Back row, left to right: Mission Specialist Oleg Platonov of Roscosmos and Mission Specialist Kimiya Yue of JAXA (Japan Aerospace Exploration Agency). Photo: NASA

NASA postpones spacewalk at space station due to medical incident; Crew-11 mission cut short under consideration

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The agency said the condition of a crew member was “stable” but did not release details; maintenance and electrical upgrades outside the station have been postponed. There are concerns that the station’s operations could be affected without an orderly replacement of crew members.
The simulation of the Amos 4 satellite. Source: Israel Aerospace Industries

The explosion in the Intelsat satellite endangers Amos 4

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The aerospace industry, which produced and operates the satellite, is performing maneuvers to keep away from fragments scattered from the Boeing satellite, which exploded about a week ago. The cause of the malfunction is still unclear. This is the second explosion of a Boeing-made satellite
By 2027, NASA aims to demonstrate a thermonuclear propulsion system that could cut the journey time to Mars in half using nuclear fission. Credit: NASA

Fast track to Mars: NASA's nuclear engines cut travel time in half 

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By 2027, NASA aims to demonstrate a thermonuclear propulsion system based on nuclear fission of low-enriched uranium fuel
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