Astrobiologist by Mary Firestone

By Mary Firestone

Astrobiology is the examine of existence within the universe. It comprises the fields of astronomy, physics, biology, geology, paleontology, and so on, akin to microbiology. The interest of scientists who wonder whether existence exists someplace in addition to Earth has created this new technological know-how. seeing that we won't but trip to different planets, astrobiologists needs to commence with the single existence we all know approximately: existence in the world.

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5% of Mars’s surface. 1). 1 The antenna on this Mars lander is what transmits signals to the Mars Global Surveyor as it orbits. The MGS then sends the information it receives to control centers here on Earth. Tools of the Astrobiologist The MGS has produced images for a longer period of time than any other spacecraft ever sent to Mars, surpassing Viking Lander 1 in 2004. It has “returned more images than all past Mars missions combined,” said Tom Thorpe, project manager for MGS at NASA’s Jet Propulsion Laboratory in Pasadena, California.

Fissures: Cracks. Fossils: Traces left in rock or other material of organisms that were once alive. Frequency: How often a wavelength completes a cycle over time. 58 Genomes: The genetic makeup of an organism. Geothermal heat: Warmth arising from the inside of the Earth. Habitable: To be suitable for life. ” Infrared telescope: A telescope designed to detect radiation in the infrared range of the electromagnetic spectrum. Interdisciplinary: Using contributions from several different fields. Magnetosphere: The magnetic field around a planet, located above the planet’s uppermost layer of atmosphere.

Black smokers: See Hydrothermal vents. Chemosynthesis: The process in which some bacteria use chemicals (like hydrogen sulfide) to obtain the energy they need for life. Direct imaging: The use of a telescope as a camera to create images of celestial objects. Ecosystems: The natural systems in which energy and nutrients cycle among plants, animals, and their environment. Elliptical: Oval-shaped. Emission: To discharge a substance. Eukaryotes: A branch of organisms that includes plants, animals, and fungi.

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