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By Mary Firestone

Astrobiology is the research of lifestyles within the universe. It comprises the fields of astronomy, physics, biology, geology, paleontology, and so on, reminiscent of microbiology. The interest of scientists who ponder whether existence exists someplace along with Earth has created this new technology. for the reason that we can't but trip to different planets, astrobiologists needs to start with the single lifestyles we all know approximately: lifestyles on the earth.

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3). In January 1996, NASA released “Deep Field” images in which Hubble peered back in time more than 10 billion years. The Hubble Space Telescope so far has revealed at least 1,500 galaxies at various stages of development. 3] is eroding the pillar. The starlight also is . . illuminating the tower’s rough surface. Ghostly streamers of gas can be seen boiling off this surface, creating the haze around the structure and highlighting its three-dimensional shape. The column is silhouetted against the background glow of more distant gas.

Infrared light can penetrate these clouds, letting scientists look into regions of star formation, the centers of galaxies, and newly forming planetary systems. Spitzer took this image (below) of the remnant of a supernova. 39 40 Astrobiologist sensors record the information with infrared images, which are beyond visible wavelengths. Colors are then assigned to the different wavelengths, and these variations in color make the image visible. The colors indicate climate changes and surface biology.

Eukaryotes: A branch of organisms that includes plants, animals, and fungi. Evolutionary genomics: The study of how the genetic codes of organisms change over time. ” Extraterrestrial: Something that originates, is located, or occurs outside Earth or its atmosphere. Extremophiles: Organisms that are able to survive in harsh environments, such as those that lack oxygen or light, or are extremely cold or hot. Fissures: Cracks. Fossils: Traces left in rock or other material of organisms that were once alive.

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