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  1. A total of nine spacecraft have been launched on missions that involve visits to the outer planets; all nine missions involve encounters with Jupiter, with four spacecraft also visiting Saturn. One spacecraft, Voyager 2, also visited Uranus and Neptune.

    System Spacecraft
    Jupiter Jupiter Trojans
    2030 – orbiter mission (launched 2024) ...
    2031 – orbiter mission (launched 2023) ...
    2027 – flyby mission (launched 2021) 3548 ...
    2016 – 2025 orbiter Jupiter
  2. Nov 9, 2017 · Dozens of spacecraft have launched to explore Venus, but not all have been successful. NASA's Mariner 2 was the first spacecraft to visit any planet beyond Earth when it flew past Venus on Dec. 14, 1962. NASA is planning two new missions to Venus: VERITAS, and DAVINCI.

  3. 1989: Voyager 2 becomes the first and only spacecraft to visit Neptune, passing about 4,800 kilometers (2,983 miles) above the planet's north pole. 2002: Using improved observing techniques, astronomers discover four new moons orbiting Neptune: Laomedia, Neso, Sao and Halimede.

  4. There have been 46 space missions to the planet Venus (including gravity-assist flybys). Missions to Venus constitute part of the exploration of Venus. The Soviet Union, followed by the United States, have soft landed probes on the surface.

    Spacecraft
    Launch Date [7]
    Operator
    Mission
    10 February 2020
    Gravity assist
    20 October 2018
    Gravity assist
    12 August 2018
    NASA United States
    Gravity assist
    20 May 2010
    UNISEC Japan
    Flyby
  5. Dozens of spacecraft have launched to explore Venus, but not all have been successful. NASA's Mariner 2 was the first spacecraft to visit any planet beyond Earth when it flew past Venus on Dec. 14, 1962. NASA is planning two new missions to Venus: VERITAS, and DAVINCI. Read More

  6. Jun 2, 2021 · NASA has selected two new missions to Venus, Earth’s nearest planetary neighbor. Part of NASA’s Discovery Program, the missions aim to understand how Venus became an inferno-like world when it has so many other characteristics similar to ours – and may have been the first habitable world in the solar system, complete with an ocean and ...

  7. As of 2024, there are no confirmed future missions to visit the Neptunian system, although a tentative Chinese mission has been planned for launch in 2024. [1] NASA, ESA, and independent academic groups have proposed future scientific missions to visit Neptune.

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