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  2. Human mission to Mars - Wikipedia

    en.wikipedia.org/wiki/Human_mission_to_Mars

    The lowest energy transfer to Mars is a Hohmann transfer orbit, a conjunction class mission which would involve a roughly 9-month travel time from Earth to Mars, about 500 days (16 mo) [citation needed] at Mars to wait for the transfer window to Earth, and a travel time of about 9 months to return to Earth. [9] [10] This would be a 34-month trip.

  3. Timeline of space exploration - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_space_exploration

    This is a timeline of space exploration which includes notable achievements, first accomplishments and milestones in humanity's exploration of outer space. This timeline generally does not distinguish achievements by a specific country or private company, as it considers humanity as a whole.

  4. Exploration of Mars - Wikipedia

    en.wikipedia.org/wiki/Exploration_of_Mars

    The Mars Reconnaissance Orbiter (MRO) is a multipurpose spacecraft designed to conduct reconnaissance and exploration of Mars from orbit. The US$720 million spacecraft was built by Lockheed Martin under the supervision of the Jet Propulsion Laboratory, launched August 12, 2005, and entered Mars orbit on March 10, 2006. [110]

  5. Space Exploration Initiative - Wikipedia

    en.wikipedia.org/wiki/Space_Exploration_Initiative

    Mars mission design. The 90-Day Study estimated SEI's long-term cost at approximately 500 billion dollars spread over 20 to 30 years. According to Steve Dick, NASA Chief Historian, the National Academy of Sciences largely concurred with the NASA study, but White House and Congressional reaction to the NASA plan was hostile, primarily due to the cost estimate. [5]

  6. Trump wants to 'plant the Stars and Stripes' on Mars. How ...

    www.aol.com/trump-wants-plant-stars-stripes...

    The company is one of NASA's largest contractors and is one of several currently working on projects related to Mars. So far, only unmanned rovers and orbiters have made it to the Red Planet. When ...

  7. Outline of the history of the United States - Wikipedia

    en.wikipedia.org/wiki/Outline_of_the_history_of...

    Timeline of pre–United States history; Timeline of the history of the United States (1760–1789) Timeline of the history of the United States (1790–1819) Timeline of the history of the United States (1820–1859) Timeline of the history of the United States (1860–1899) Timeline of the history of the United States (1900–1929)

  8. A rover has been collecting rocks from Mars for years. How ...

    www.aol.com/news/rover-collecting-rocks-mars...

    A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get them back to Earth.. For years, the U.S. space agency's Perseverance ...

  9. NASA's Mars Rover Mission to Bring Samples Home Is at Risk - AOL

    www.aol.com/news/nasas-mars-rover-mission-bring...

    Colloquially called a grab-and-go mission, this is the flight profile China is planning for its Tianwen-3 mission, now scheduled for launch to Mars in 2028. The downside of grab-and-go is that you ...

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