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News Archive

Browse every article published on Spaceflight Now, from launch reports and mission previews to spacecraft development coverage. Use the filters to narrow by topic or search by keyword.

Matching Articles

1,161 articles
  • Hydraulic system issue triggered early engine shutdown during SLS test-firing

    NASA officials said Tuesday the weekend test-firing of the Space Launch System moon rocket's core stage was cut short by an out-of-limits parameter in a hydraulic system for gimbaling, or vectoring, one of its engines. NASA Administrator Jim Bridenstine told Spaceflight Now engineers are "feeling pretty good" about the data gathered during the shortened test-firing, and managers may decide to ship the SLS core stage to the Kennedy Space Center for launch preparations without re-attempting the planned eight-minute hot fire.

  • Boeing making progress on Starliner software for test flight in March

    Boeing said Monday it has re-qualified software for the company's Starliner crew capsule after programming errors cut short the spacecraft's first orbital test flight in 2019, and technicians at the Kennedy Space Center have connected the crew and service modules for the next unpiloted Starliner test flight to the International Space Station in March.

  • NASA studying cause of early end to moon rocket test-firing

    A critical test-firing of NASA's Space Launch System moon rocket in Mississippi ended just 67 seconds after it began Saturday, well short of a planned eight-minute burn that was supposed to clear the way for the space agency to finally ship the rocket's core stage to the Kennedy Space Center in Florida for launch preparations.

  • Video: SLS core stage test-firing ends early

    The four RS-25 engines at the bottom of NASA's first Space Launch System core stage shut down about a minute into a ground test-firing Saturday that was supposed to last more than eight minutes.

  • Video

    Live coverage: SLS core stage engines shut down early during critical hotfire test

    A critical test-firing of the Space Launch System's core stage engines cut off about a minute into a planned eight-minute burn Saturday on a test stand at NASA's Stennis Space Center in Mississippi. The rocket's four engines ignited at 5:27 p.m. EST (2227 GMT) for a test that was to pave the way for the core stage's shipment to the Kennedy Space Center for launch preparations.

  • NASA proceeds with SLS booster stacking in Florida before core stage arrives

    NASA ground crews at the Kennedy Space Center are continuing to stack segments of the Space Launch System’s side-mounted solid rocket boosters on a mobile launch platform inside the iconic Vehicle Assembly Building.

  • French wine, live rodents among 2 tons of cargo returned from space station

    A SpaceX Cargo Dragon capsule parachuted to an on-target splashdown Wednesday night west of Tampa, returning more than two tons of experiment specimens from the International Space Station, including live rodents and a dozen bottles of space-aged French wine.

  • Boeing says assembly complete on first set of new space station solar arrays

    Engineers from Boeing and a team of subcontractors have finished building the first pair of six new solar arrays to bolster the International Space Station's aging electrical system ahead of their launch to the orbiting outpost as soon as May aboard SpaceX's next Cargo Dragon mission.

  • Cargo Dragon heads for splashdown off Florida’s west coast

    SpaceX’s first upgraded Cargo Dragon spaceship departed the International Space Station Tuesday morning with more than 4,400 pounds of research specimens and other equipment, heading for splashdown Wednesday night in the Gulf of Mexico off the west coast of Florida.

  • Video

    Cargo Dragon return delayed by poor weather

    Poor weather in the offshore recovery zone east of Florida forced SpaceX and NASA to delay the departure of an upgraded Cargo Dragon spaceship from International Space Station Monday. The capsule is bringing home several tons of research equipment, specimens, and other equipment.