February 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
Breaking News
  • [ January 30, 2026 ] Cold weather delays earliest Artemis 2 launch opportunity Falcon 9
  • [ January 30, 2026 ] SpaceX launches overnight Starlink flight as it unveils new ‘Stargaze’ space situational awareness system Falcon 9
  • [ January 29, 2026 ] SpaceX launches 11,000th Starlink satellite to date on Thursday Falcon 9
  • [ January 26, 2026 ] SpaceX launches 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

Euclid

Falcon 9

SpaceX launches European ‘dark energy telescope’ to help unravel cosmology’s biggest mysteries

July 1, 2023 William Harwood

The European Space Agency launched its $1.5 billion Euclid space telescope Saturday, an ambitious, first-of-a-kind attempt to pin down the nature of dark matter, an unknown material pervading the cosmos, and dark energy, the mysterious repulsive force that is speeding up the expansion of the universe.

News

Detector trouble expected to delay ESA’s Euclid dark energy mission

October 23, 2017 Stephen Clark

Technical problems discovered during ground testing of U.S.-built detectors for the European Space Agency’s Euclid astronomy mission will delay the completion of the telescope’s scientific payload, jeopardizing the observatory’s 2020 launch target, the head of NASA’s astrophysics division said last week.

News Headlines

  • Cold weather delays earliest Artemis 2 launch opportunity
    January 30, 2026
  • SpaceX launches overnight Starlink flight as it unveils new ‘Stargaze’ space situational awareness system
    January 30, 2026
  • SpaceX launches 11,000th Starlink satellite to date on Thursday
    January 29, 2026
  • SpaceX launches 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
  • 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