September 1, 2026
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Breaking News
  • [ August 29, 2026 ] Roman Space Telescope, NASA’s next ‘great observatory,’ poised for Sunday launch Falcon Heavy
  • [ August 25, 2026 ] SpaceX launches 27 Starlink satellites on Falcon 9 rocket from Vandenberg Falcon 9
  • [ August 24, 2026 ] SpaceX launches Starlink mission on a Falcon booster’s record-breaking 37th flight Falcon 9
  • [ August 21, 2026 ] SpaceX launches 100th orbital mission of 2026 Falcon 9
  • [ August 20, 2026 ] SpaceX launches 29 Starlink satellites from Cape Canaveral following last-minute scrub Falcon 9

Live coverage: 400th Proton rocket takes off with Russian satellite

December 14, 2014 Stephen Clark

Live coverage of the countdown and launch of an International Launch Services Proton rocket with the Yamal 401 communications satellite for Gazprom Space Systems. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.

  • Baikonur Cosmodrome
  • Breeze M
  • Gazprom Space Systems
  • International Launch Services
  • Khrunichev
  • Mission Status Center
  • Proton
  • Yamal 401

Related Articles

Ariane 5

Live coverage: Ariane 5 rocket launches three satellites from French Guiana

August 15, 2020 Stephen Clark

Two weeks after a sensor problem forced a delay, an Ariane 5 rocket blasted off at 6:04 p.m. EDT (2204 GMT) Saturday from French Guiana with two commercial communications satellites to cover the United States and Japan, and a Northrop Grumman-built robotic satellite servicing mission designed to link up with another spacecraft in geostationary orbit.

Mission Reports

Russian supply ship poised for launch Wednesday

October 28, 2014 Stephen Clark

Continuing a busy week of comings and goings at the International Space Station, a Russian Progress supply ship is set for liftoff at 0709 GMT (3:09 a.m. EDT) Wednesday from Kazakhstan with nearly 5,200 pounds of food, fuel and supplies for the six-person crew on the International Space Station.

Atlas 5

Live coverage: Atlas 5 launches with X-37B spaceplane

May 14, 2020 Stephen Clark

United Launch Alliance fired an Atlas 5 rocket into space from Cape Canaveral at 9:14 a.m. EDT (1314 GMT) Sunday with the U.S. Air Force’s X-37B spaceplane, an automated reusable mini-space shuttle designed to host experiments for years in orbit, then return to Earth and land on a runway. A launch attempt Saturday was scrubbed by bad weather.

News Headlines

  • Roman Space Telescope, NASA’s next ‘great observatory,’ poised for Sunday launch
    August 29, 2026
  • SpaceX launches 27 Starlink satellites on Falcon 9 rocket from Vandenberg
    August 25, 2026
  • SpaceX launches Starlink mission on a Falcon booster’s record-breaking 37th flight
    August 24, 2026
  • SpaceX launches 100th orbital mission of 2026
    August 21, 2026
  • SpaceX launches 29 Starlink satellites from Cape Canaveral following last-minute scrub
    August 20, 2026
  • LandSpace becomes first commercial Chinese company to land an orbital-class booster
    August 19, 2026
  • Astronauts remove failed antenna; run out of time to install a spare
    August 18, 2026
  • SpaceX exceeds 11,000 satellites in low Earth orbit
    August 18, 2026
  • SpaceX launches record-breaking back-to-back Falcon 9 rockets for Globalstar, U.S. Space Force
    August 15, 2026
  • NASA Administrator ‘extremely confident’ in Artemis 3 mission in 2027
    August 14, 2026
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