January 27, 2026
Spaceflight Now
  • Home
  • News Archive
  • Launch Schedule
  • Mission Reports
    • Antares Launcher
    • Ariane 5
    • Atlas 5
    • Delta 4
    • Falcon 9
    • Falcon Heavy
    • H-2A
    • Soyuz
    • Space Station
  • Members
    • Sign in
    • Become a member
    • Members Content
  • Live
  • Shop
Breaking News
  • [ January 26, 2026 ] Live coverage: SpaceX to launch GPS 3 satellite following switch from ULA Vulcan rocket Falcon 9
  • [ January 25, 2026 ] SpaceX launches 25 Starlink satellites to polar, low Earth orbit Falcon 9
  • [ January 23, 2026 ] Eastern Range ready for same day fueling of Space Launch System, Vulcan rockets Mission Reports
  • [ January 21, 2026 ] SpaceX launches first West Coast Starlink mission of 2026 Falcon 9
  • [ January 18, 2026 ] SpaceX launches Sunday sunset Starlink mission from Cape Canaveral Falcon 9

Castor 1200

News

Details of Orbital ATK’s proposed heavy launcher revealed

May 27, 2016 Stephen Clark

The launch vehicle Orbital ATK wants to face off against SpaceX and United Launch Alliance for lucrative U.S. military contracts would be made of two internally-built solid rocket motors and an upper stage engine supplied by Blue Origin, the entrepreneurial space firm led by Jeff Bezos, an Orbital ATK official said this week.

News Headlines

  • Live coverage: SpaceX to launch GPS 3 satellite following switch from ULA Vulcan rocket
    January 26, 2026
  • SpaceX launches 25 Starlink satellites to polar, low Earth orbit
    January 25, 2026
  • Eastern Range ready for same day fueling of Space Launch System, Vulcan rockets
    January 23, 2026
  • SpaceX launches first West Coast Starlink mission of 2026
    January 21, 2026
  • SpaceX launches Sunday sunset Starlink mission from Cape Canaveral
    January 18, 2026
  • NRO, SpaceX launch reconnaissance satellites from Vandenberg
    January 16, 2026
  • Crew 11 safely splashes down after shortened mission
    January 15, 2026
  • NASA, SpaceX conduct ‘medical evacuation’ Crew-11 return to Earth
    January 14, 2026
  • SpaceX breaks pad turnaround record at Cape Canaveral with midday Starlink launch
    January 14, 2026
  • U.S. Space Force switches rockets for upcoming GPS satellite launch
    January 13, 2026
  • Home
  • News Archive
  • Launch Schedule
  • Mission Reports
    • Antares Launcher
    • Ariane 5
    • Atlas 5
    • Delta 4
    • Falcon 9
    • Falcon Heavy
    • H-2A
    • Soyuz
    • Space Station
  • Members
    • Sign in
    • Become a member
    • Members Content
  • Live
  • Shop

© 1999-2026 Spaceflight Now Inc