NASA
Astronauts perform third spacewalk to fix cosmic ray detector
After prepping their patient — a $2 billion cosmic ray detector — during two earlier spacewalks, two space station astronauts ventured back outside for a third outing Monday to carry out what amounted to transplant surgery, installing replacement coolant pumps in a bid to revive the costly instrument and extend its life.
SpaceX offering Starship to NASA for lunar landing missions
SpaceX is eligible to propose using its next-generation Starship vehicle to carry NASA robotic science payloads to the lunar surface, the U.S. space agency announced Monday, on missions that could precede future Starship flights with people on-board. SpaceX is one of five companies NASA selected Monday to join a roster of commercial transportation providers to deliver scientific instruments and technology demonstration packages to the moon as soon as 2022.
Astronauts complete bonus objectives in first in series of AMS repair spacewalks
Two astronauts ventured outside the International Space Station Friday for the first of four spacewalks to repair a $2 billion cosmic ray detector, breezing through work to prep the device for invasive surgery to splice in new coolant pumps and extend the instrument’s life probing the composition of the universe.
Complex spacewalk repair work begins Friday
After four years of brainstorming, custom tool development and training, two astronauts plan to venture outside the International Space Station Friday for the first of four spacewalks to repair a $2 billion cosmic ray detector. The excursions are considered the most challenging since work to service the Hubble Space Telescope.
Next three-man Soyuz crew training to have space station to themselves
The next three-man crew to launch on a Soyuz rocket — comprising two Russian cosmonauts and a veteran NASA astronaut — is training to have the International Space Station to themselves after their arrival at the orbiting research outpost in April, at least until new U.S. commercial crew ships enter service.