October 26, 2025
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
  • [ October 25, 2025 ] Live coverage: SpaceX to launch 28 Starlink satellites on Falcon 9 rocket from Cape Canaveral Falcon 9
  • [ October 24, 2025 ] SpaceX surpasses 2024 orbital launch record with Saturday Starlink mission Falcon 9
  • [ October 24, 2025 ] Airbus, Leonardo and Thales agree to form new European company News
  • [ October 23, 2025 ] SpaceX expends Falcon 9 booster to launch Spainsat NG 2 communications satellite Falcon 9
  • [ October 22, 2025 ] SpaceX launches 28 Starlink satellites on 550th Falcon 9 mission Falcon 9

Department of Energy

Atlas 5

Plutonium power source installed on NASA’s next Mars rover

July 22, 2020 Stephen Clark

The nuclear power generator for NASA’s Perseverance rover has been installed on the spacecraft atop an Atlas 5 rocket at Cape Canaveral, and mission managers gave a green light Wednesday to continue preparations for the rover’s July 30 launch toward Mars.

Antares Launcher

Repair equipment for particle physics experiment aboard next station cargo launch

November 1, 2019 Stephen Clark

Northrop Grumman’s Cygnus supply ship set for liftoff Saturday will deliver to the International Space Station the final hardware for a series of ambitious spacewalks later this month to install a new coolant system on the Alpha Magnetic Spectrometer, a $2 billion particle physics experiment seeking the cosmic signatures of dark matter and antimatter.

News

U.S. lab generates first space-grade plutonium sample since 1980s

January 7, 2016 Stephen Clark

For the first time in nearly 30 years, the U.S. Department of Energy has produced a sample of plutonium-238, the radioactive isotope used to power deep space missions, good news for future NASA space probes heading to destinations starved of sunlight.

Posts pagination

« 1 2

News Headlines

  • Live coverage: SpaceX to launch 28 Starlink satellites on Falcon 9 rocket from Cape Canaveral
    October 25, 2025
  • SpaceX surpasses 2024 orbital launch record with Saturday Starlink mission
    October 24, 2025
  • Airbus, Leonardo and Thales agree to form new European company
    October 24, 2025
  • SpaceX expends Falcon 9 booster to launch Spainsat NG 2 communications satellite
    October 23, 2025
  • SpaceX launches 28 Starlink satellites on 550th Falcon 9 mission
    October 22, 2025
  • SpaceX launches 28 Starlink satellites on Falcon 9 rocket from Vandenberg
    October 18, 2025
  • SpaceX launches a Falcon 9 rocket on record-breaking 31st flight
    October 18, 2025
  • Orion spacecraft arrives at VAB ahead of stacking for Artemis 2
    October 17, 2025
  • SpaceX sends 28 Starlink satellites to low Earth orbit in predawn launch
    October 15, 2025
  • SpaceX launches 2nd batch of satellites for Space Development Agency following weather scrub
    October 14, 2025
  • 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

© 1999-2025 Spaceflight Now Inc