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  1. • Problem statement: Upon arrival at Mars, what is the optimal strategy for visiting Phobos, Deimos or both moons on rendezvous and return missions? What are the high-level propulsive ∆V requirements?

    • Cyrus Foster
    • 2011
  2. Feb 19, 2021 · Two years of prime mission operations are expected to cost a further $200 million. Despite that seemingly hefty price tag, Perseverance remains the 7th most expensive spacecraft in the history...

  3. The program's stated long-term goal is to establish a permanent base on the Moon to facilitate human missions to Mars. Two principal elements of the Artemis program are derived from the now-cancelled Constellation program: the Orion spacecraft and the Space Launch System (SLS) (as a reincarnation of Ares V).

  4. Jun 4, 2021 · The White House’s proposed 2022 NASA budget is almost entirely great news, as is the announcement that two complementary orbiters will explore Venus.

  5. May 9, 2018 · Will it cost a trillion dollars to send humans to Mars? “That’s a number I’ve heard a lot,” Torrey Radcliffe, who analyzes the costs of human space exploration for the Aerospace ...

  6. Mar 28, 2023 · Venus has volcanoes, but scientists are dismayed that NASA has slashed funding for a key mission to the planet that would have answered many important questions.

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  8. Apr 22, 2013 · The organizers say the $6 billion cost for the first landing would be covered through reality-TV deals and merchandising, but they skirted pointed questions about the plan's financial...

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