April 22, 2026
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Breaking News
  • [ April 21, 2026 ] SpaceX launches final GPS III satellite for the U.S. Space Force Falcon 9
  • [ April 20, 2026 ] Blue Origin launches third New Glenn rocket, but payload ends up in wrong orbit New Glenn
  • [ April 19, 2026 ] Third flight of Blue Origin’s New Glenn rocket to feature 1st reuse of booster Mission Reports
  • [ April 18, 2026 ] SpaceX makes 600th Falcon booster landing during West Coast Starlink mission Falcon 9
  • [ April 16, 2026 ] Blue Origin hot fires its first previously flown booster, prepares for weekend launch Mission Reports

Atlas 5 NROL-55 launch full broadcast

October 9, 2015 Spaceflight Now
  • Atlas 5
  • NROL-55
  • Vandenberg Air Force Base

Related Articles

Atlas 5

Explained: Why Atlas 5 will have longer windows for station flights

November 18, 2015 Justin Ray

Expanding a single instant in time to 30 minutes, the upcoming Atlas 5 rockets with Cygnus cargo-delivery freighters bound for the International Space Station will have an unprecedented opportunity available to launch each day.

News

NASA, ULA find launch opportunity for inflatable heat shield demonstrator

May 13, 2019 Stephen Clark

A flight demonstration of an inflatable heat shield that could be used to retrieve reusable engines from United Launch Alliance’s next-generation Vulcan rocket, and for the delivery of heavier cargo to the surface of Mars, is planned for launch in late 2021 or early 2022 as a piggyback payload on an Atlas 5 rocket with a NOAA weather satellite.

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Air Force weather satellite remains in launch limbo

May 11, 2015 Justin Ray

The U.S. military wants to launch the final DMSP weather spacecraft, but the fate of the bird that is designed to observe the world’s weather for the warfighter is now waiting approval from Congress.

News Headlines

  • SpaceX launches final GPS III satellite for the U.S. Space Force
    April 21, 2026
  • Blue Origin launches third New Glenn rocket, but payload ends up in wrong orbit
    April 20, 2026
  • Third flight of Blue Origin’s New Glenn rocket to feature 1st reuse of booster
    April 19, 2026
  • SpaceX makes 600th Falcon booster landing during West Coast Starlink mission
    April 18, 2026
  • Blue Origin hot fires its first previously flown booster, prepares for weekend launch
    April 16, 2026
  • Blue Origin one step closer to launching New Glenn from Vandenberg Space Force Base
    April 15, 2026
  • West Coast SpaceX Falcon 9 mission launches 25 Starlink satellites
    April 15, 2026
  • SpaceX launches 1,000th Starlink satellite of 2026 on Falcon 9 rocket from Cape Canaveral
    April 14, 2026
  • NASA confident Artemis 2 heat shield will protect crew during re-entry
    April 10, 2026
  • Artemis astronauts send down Easter message, prep for lunar fly around Monday
    April 5, 2026
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    • Soyuz
    • Space Station
  • Members
    • Sign in
    • Become a member
    • Members Content
  • Live
  • Shop
  • Donate

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