UK Startup Unveils Sunbird: World’s Fastest Fusion Rocket to Slash Mars Travel Time

April 15, 2025
UK Startup Unveils Sunbird: World’s Fastest Fusion Rocket to Slash Mars Travel Time
  • Pulsar Fusion, a U.K.-based aerospace startup founded by Richard Dinan, has unveiled a concept design video showcasing its ambitious Sunbird nuclear fusion rocket.

  • This revolutionary vehicle could significantly reduce travel time to Mars, cutting it from the typical seven to eight months down to approximately four months.

  • Pulsar Fusion has secured funding from the U.K. Space Agency and is set to begin in-orbit testing of the Sunbird's Dual Direct Fusion Drive in late 2025.

  • The ultimate goal is to achieve successful nuclear fusion in space by 2027, despite the challenges of harnessing nuclear fusion as a large-scale energy source on Earth.

  • Designed to operate independently of gravitational assistance, the Sunbird will function as an interplanetary tug, capable of boosting other spacecraft.

  • The Sunbird aims to achieve unprecedented speeds of 329,000 mph (500,000 kph), positioning it as the fastest self-propelled object ever conceived.

Summary based on 1 source


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