By R. S. Saunders, R. E. Arvidson, G. D. Badhwar, W. V. Boynton (auth.), Christopher T. Russell (eds.)

Mars, the main liveable of our sister planets, holds a distinct position in our imaginations and in our house exploration software. totally 1/2 NASA's planetary exploration attempt is now dedicated to Mars. Key questions contain: Has Mars ever harbored lifestyles? Is there lifestyles on Mars now? Will people be capable of live on at the Martian floor? solutions to those questions lie in identifying the current position of water on Mars and its most likely stock some time past, and in picking out the current radiation atmosphere of Mars. The 2001 Mars Odyssey undertaking contributes significantly those solutions by way of detecting near-surface water via measurements of neutron flux, from the detection of carbonates, and the quantification of its radiation surroundings. This ebook captures the targets, the layout of the challenge and the main points of the tools carried to Mars. it may be of curiosity to each scientist attracted to engaging within the on-going exploration of Mars from graduate scholars to senior scientists because it presents the heritage details necessary to interpret the numerous interesting effects now showing from the mission.

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Extra resources for 2001 Mars Odyssey

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Simonsen, L. : 2004, 'Radiation Climate Map for Analyzing Risks to Astronauts on the Mars Surface from Galactic Cosmic Rays', Space Science Reviews, 110, 143-156. Saunders, R. : 2000, The Mars Surveyor Program - Planned Orbiter and Lander for 200 I. 31 st Annual Lunar and Planetary Science Conference, March 13 -17, 2000, Houston, Texas, abstract no. 1776. Saunders, R. : 2001a, 2001 Mars Odyssey Mission Science, American Geophysical Union, Fall Meeting 2001, abstract #P41A-08. Saunders, R. 07.

This orbiter was constructed to meet a number of requirements including providing power to the spacecraft systems via a solar array, providing a 6-m boom to separate the GRS from the spacecraft, providing communication to Earth via low-, medium-, and high-gain antennas, and providing a bus for all of the other science instruments, as well as normal spacecraft housekeeping components. 6 m wide, composed mostly of aluminum and some titanium. 2 kg of instruments. I. COMMAND AND DATA HANDLING SUBSYSTEM All of Odyssey's computing functions are performed by the command and data handling subsystem.

9 kg. 3. ELECTRICAL POWER All of the spacecraft's power is generated, stored and distributed by the electrical power subsystem. The system obtains its power from an array of gallium arsenide solar cells on a panel measuring 7 m 2 . A power distribution and drive unit contains switches that send power to various electrical loads around the spacecraft. Power is also stored in a I6-amp-hour nickel-hydrogen battery. The electrical power subsystem operates the gimbal drives on the high-gain antenna and the solar array.

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