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  1. Spacecraft propulsion - Wikipedia

    Spacecraft propulsion technology can be of several types, such as chemical, electric or nuclear. They are distinguished based on the physics of the propulsion system and how thrust is …

  2. Space Nuclear Propulsion - NASA

    May 22, 2025 · Space Nuclear Propulsion (SNP) is one technology that can provide high thrust and double the propellant efficiency of chemical rockets, making it a viable option for crewed …

  3. Electric spacecraft propulsion may soon take a leap, thanks ...

    Jan 25, 2025 · Spacecraft powered by electric propulsion could soon be better protected against their own exhaust, thanks to new supercomputer simulations.

  4. Nuclear-powered rocket concept could cut journey time ... - CNN

    Apr 3, 2025 · The rocket, shown in a rendering, would wait in orbit for spacecraft to attach itself to and carry to destination. Pulsar says Sunbird would get to Mars in half the time of current …

  5. Nuclear electric propulsion to cut deep space travel time ...

    Jun 3, 2025 · A new study explores the potential of nuclear fission-powered propulsion for advanced deep space exploration. Specifically, it looks at the way this technology could …

  6. Exploring Advanced Rocket Propulsion Systems for Future Space ...

    Mar 14, 2025 · As humanity stands on the brink of a new era in space exploration, the development and refinement of advanced rocket propulsion systems are becoming …

  7. An Engineer Says He’s Found a Way to Overcome Earth’s Gravity

    Aug 28, 2025 · While the company behind the drive, Exodus Propulsion Technologies, says that the drive can achieve a thrust to counteract Earth’s gravity, such a claim still needs …