The SLS wet dress rehearsal is the rocket's last major hurdle before launch.

China launches AlSat-3B for Algeria, further launches delayed ahead of key human spaceflight test China launched a satellite for Algeria late Friday, as signs mount that multiple missions have been delayed amid preparations for a key human spaceflight test.

The National Aeronautics and Space Administration (NASA) announced the first crewed mission of the Artemis II will fly around the moon after an

Nuclear propulsion and power technologies could unlock new frontiers in missions to the moon, Mars, and beyond. NASA has reached an important milestone advancing nuclear propulsion that could benefit future deep space missions by completing a cold-flow test campaign of the first flight reactor engineering development unit since the 1960s.

The first Starship test flight of 2026 is scheduled for as soon as early March as SpaceX enters a critical year in the vehicle’s development.

SpaceX is gearing up for its 11th Starship spacecraft test flight, having successfully completed a vital pre-launch test. This marks another significant step in the company’s ambitious space exploration program. As part of the preparations for the ...

According to reports, seven kinds of Korean chips will be launched into orbit aboard a 6U-class microsatellite, where they will remain for an extended period of time to study the effects of radiation, vibrations, and thermal vacuum on the hardware.

NASA engineers have completed first cold-flow tests of a full-scale nuclear thermal propulsion reactor, validating designs for future deep-space missions.