April 1, 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
  • Donate
Breaking News
  • [ April 1, 2026 ] Live coverage: NASA to launch Artemis 2, its first Moon-bound mission with astronauts since 1972 Artemis
  • [ March 30, 2026 ] Falcon 9 booster launches for record 34th time on Starlink delivery mission Falcon 9
  • [ March 30, 2026 ] SpaceX launches 119 payloads on smallsat rideshare mission from California Falcon 9
  • [ March 26, 2026 ] SpaceX launches batch of Starlink satellites from the West Coast Falcon 9
  • [ March 25, 2026 ] NASA outlines ambitious $20 billion plan for moon base Artemis

Aerojet Rocketdyne

Atlas 5

Record-setting Atlas launches with new Centaur engine

December 13, 2014 Justin Ray

A United Launch Alliance Atlas 5 rocket put on a display of power, sound and light Friday evening at Vandenberg Air Force Base in launching a clandestine national security payload, then successfully debuted a new upper stage engine as it flew over the horizon.

Atlas 5

Atlas 5 to sport new upper stage engine Thursday

December 8, 2014 Justin Ray

The most powerful Atlas rocket to ever fly from the West Coast is poised for launch Thursday to deliver a secret payload into orbit while debuting a new upper stage engine.

AR1 Twin Booster
News

Aerojet Rocketdyne touts AR1 engine for Atlas 5

October 1, 2014 William Harwood

Aerojet Rocketdyne is pressing ahead with development of a powerful new rocket engine that company officials believe will be an attractive alternative to the Russian-built RD-180 engine that now powers the first stage of United Launch Alliance’s workhorse Atlas 5 booster.

Posts pagination

« 1 … 14 15

News Headlines

  • Live coverage: NASA to launch Artemis 2, its first Moon-bound mission with astronauts since 1972
    April 1, 2026
  • Falcon 9 booster launches for record 34th time on Starlink delivery mission
    March 30, 2026
  • SpaceX launches 119 payloads on smallsat rideshare mission from California
    March 30, 2026
  • SpaceX launches batch of Starlink satellites from the West Coast
    March 26, 2026
  • NASA outlines ambitious $20 billion plan for moon base
    March 25, 2026
  • SpaceX launches 29 Starlink satellites on Falcon 9 rocket from Cape Canaveral
    March 22, 2026
  • SpaceX launches 25 Starlink satellites on Falcon 9 rocket from Vandenberg SFB
    March 20, 2026
  • NASA returns its SLS rocket back to the launch pad ahead of planned April flight of Artemis 2
    March 19, 2026
  • SpaceX launches 29 Starlink satellites on Falcon 9 rocket from Cape Canaveral
    March 18, 2026
  • Space launches 29 Starlink satellites on a Falcon 9 rocket on St. Patrick’s Day morning
    March 16, 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
  • Donate

© 1999-2026 Spaceflight Now Inc