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Flying to Mars Is Hard

Encyclopedia of Bioastronautics
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Definitions

Aphelion:

The point on an elliptical orbit around the sun that is farthest from the sun.

Communication latency:

The time it takes for a signal to travel from the sender to the receiver, typically in reference to radio communication.

Free return:

A trajectory through space that brings a spacecraft back to the Earth without any major propulsive course changes.

Habitable volume:

The amount of volume available to the crew for living and working. Does not include space behind panels, underneath equipment, or otherwise inaccessible to the crew.

Hohmann transfer:

An elliptical path that takes a spacecraft from one circular orbit to another of larger or smaller diameter with the minimum amount of propellant used.

Perihelion:

The point on an elliptical orbit around the sun that is closest to the sun.

Planetary protection:

Preventing both the contamination of potentially habitable environments on celestial bodies by organisms from Earth and the contamination of the Earth’s biosphere...

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Correspondence to Jennifer Rochlis .

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© 2019 Springer Nature Switzerland AG

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Rochlis, J., Love, S. (2019). Flying to Mars Is Hard. In: Young, L., Sutton, J. (eds) Encyclopedia of Bioastronautics. Springer, Cham. https://doi.org/10.1007/978-3-319-10152-1_73-1

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  • DOI: https://doi.org/10.1007/978-3-319-10152-1_73-1

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  • Publisher Name: Springer, Cham

  • Print ISBN: 978-3-319-10152-1

  • Online ISBN: 978-3-319-10152-1

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Chapter history

  1. Latest

    Flying to Mars Is Hard
    Published:
    28 November 2020

    DOI: https://doi.org/10.1007/978-3-319-10152-1_73-2

  2. Original

    Flying to Mars Is Hard
    Published:
    18 January 2019

    DOI: https://doi.org/10.1007/978-3-319-10152-1_73-1