Astrobiology
from class: Intro to Astronomy Definition Astrobiology is the scientific study of life in the universe, including its origins, evolution, distribution, and future. It involves interdisciplinary research from fields such as biology, chemistry, astronomy, and planetary science.
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Predict what's on your test 5 Must Know Facts For Your Next Test Astrobiology examines the potential for life on other planets and moons within our solar system and beyond. The search for biosignatures is a key aspect of astrobiology; these are indicators that may signify past or present life. Mars and Europa are primary targets in astrobiological studies due to their potential to harbor microbial life. Extremophiles on Earth provide models for the kinds of life forms that might survive in harsh extraterrestrial environments. Astrobiology also investigates the conditions necessary for life to emerge and sustain itself. Review Questions What are biosignatures and why are they important in astrobiology? Why are Mars and Europa considered significant in the study of astrobiology? How do extremophiles contribute to our understanding of possible extraterrestrial life? "Astrobiology" also found in:
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