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  1. Jun 3, 2021 · Another desired a visit to Triton, a cryovolcanic moon of Neptune. And the other two wanted to go to Venus, a destination the space agency had neglected for decades.

  2. Feb 14, 2020 · CNN —. In order to further explore our solar system, NASA has chosen four proposals for missions that would investigate Venus, Jupiter’s moon Io and Neptune’s moon Triton. If chosen, NASA ...

  3. Feb 13, 2020 · Trident would explore Triton, a unique and highly active icy moon of Neptune, to understand pathways to habitable worlds at tremendous distances from the Sun. NASA's Voyager 2 mission showed that Triton has active resurfacing - generating the second-youngest surface in the solar system - with the potential for erupting plumes and an atmosphere.

    • Jet Propulsion Laboratory
  4. Feb 13, 2020 · Venus may be Earth's closest cousin, but for many planetary scientists, it can seem a distant dream. It's been nearly 30 years since a NASA spacecraft has visited the planet. But that could change, as missions to Venus are two of the four finalists for the agency's next two $500 million planetary missions, NASA announced today.

  5. Feb 14, 2020 · The last U.S.-led mission to Venus that measured its environment was Pioneer Venus 2, which launched in 1978. Otherwise, spacecraft have flown by Venus from a distance, or worse, used it as a ...

  6. Trident. (spacecraft) Trident is a space mission concept to the outer planets proposed in 2019 to NASA 's Discovery Program. [3][4] The concept includes flybys of Jupiter and Neptune with a focus on Neptune's largest moon Triton. In 2020, Trident was selected along with three other Discovery proposals for further study, with two expected to be ...

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  8. Feb 14, 2020 · NASA has selected four mission concept studies as potential Discovery class solar system space missions to Venus, Jupiter’s moon of Io, and Neptune’s moon of Triton. Each of the studies will ...