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  • Three Up, Three Down, Another Three Prepare for Launch

    Expedition 55-56 Crew Members

    Three Expedition 55 crew members are back to work today on the International Space Station, having taken a day off Wednesday following the landing of the three Expedition 54 crew members on Tuesday. The departing space residents are back on Earth, having returned to their homes less than a day after landing. Now on board …

  • NOAA’s GOES-S Satellite Ready for Launch atop Atlas V Rocket

    Today is launch day for NOAA’s newest weather satellite, the Geostationary Operational Environmental Satellite-S (GOES-S). A two-hour launch window will open at 5:02 p.m. EST today. GOES-S will launch on a United Launch Alliance Atlas V rocket from Space Launch Complex 41 at Cape Canaveral Air Force Station in Florida. Stay tuned — launch coverage …

  • Atlas V Rolled to Pad 41 with NOAA’s GOES-S

    The United Launch Alliance Atlas V rocket is rolled from the Vertical Integration Facility to the pad at Space Launch Complex 41 at Cape Canaveral Air Force Station in Florida. The launch vehicle will send NOAA’s Geostationary Operational Environmental Satellite (GOES-S) into orbit. The GOES series is designed to significantly improve the detection and observation …

  • The PI’s Perspective: Why Didn’t Voyager Explore the Kuiper Belt?

    New Horizons is in good health and cruising closer each day to our next encounter, an end-of-the-year flyby of the Kuiper Belt object (KBO) 2014 MU69 (or “MU69” for short). Currently, the spacecraft is hibernating while the mission team plans the MU69 flyby. During hibernation, three of the instruments on New Horizons—SWAP, PEPSSI and SDC—collect …

  • 2018 Winter Olympics End, But ICE-POP Continues

    The first part of the ICE-POP campaign ended last Sunday when the 2018 Winter Olympic Games were officially finished. However, we will closely monitor the weather and provide information from Pyeongchang during the Paralympics as well. The strong wind that characterized the Olympics has stopped blowing in the last week. This brought unexpected changes in […]

  • GOES-S NASA EDGE Rollout Webcast, NASA Social Briefing Today

    Watch the live webcast with NASA Edge during the GOES-S launch vehicle rollout at SLC-41. The live show begins at 10 a.m. and can be viewed on NASA TV and social media at: NASA TV: www.nasa.gov/live NASA EDGE Facebook: www.facebook.com/nasaedgefan NASA EDGE YouTube: www.youtube.com/user/NASAedge NASA EDGE Ustream: www.ustream.tv/nasaedge Guests on the show: Sandra Smalley, director, …

  • Touchdown! Three Expedition 54 Crewmates Back on Earth

    Expedition 54 Soyuz MS-06 Landing

    Three members of the Expedition 54 crew aboard the International Space Station (ISS), including NASA astronauts Mark Vande Hei and Joe Acaba, have returned to Earth after months of performing research and spacewalks in low-Earth orbit. Vande Hei, Acaba and cosmonaut Alexander Misurkin of the Russian space agency Roscosmos landed at 9:31 p.m. EST (8:31 …

  • Expedition 54 Trio Undocks from Station, Begins Ride Home

    Expedition 53-54 Crew Members

    NASA astronauts Mark Vande Hei and Joe Acaba and Commander Alexander Misurkin of Roscosmos undocked from the International Space Station at 6:08 p.m. EST to begin their voyage home to Earth. The deborbit burn is targeted for 8:38 p.m., and will lead to a landing at 9:31 p.m. NASA Television coverage of deorbit and landing begins …

  • Station Hatches Closed, Trio Prepares to Head Home

    Station Hatches Closed, Trio Prepares to Head Home

    At 2:58 p.m. EST, the hatch closed between the Soyuz MS-06 spacecraft and the International Space Station in preparation for undocking. Expedition 54 crewmates Mark Vande Hei and Joe Acaba of NASA and Commander Alexander Misurkin of Roscosmos are scheduled to undock their Soyuz at 6:08 p.m. NASA Television will air live coverage of undocking beginning …