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Bookmark or Share- Can We Find Life? - NASA Science - Exoplanet ExplorationNASA. How will we find life? Life might turn up in our own neighborhood: beneath the Martian surface, perhaps, or in the dark, subsurface oceans of Jupiter's moon, Europa. Or maybe the dream of the ages will come true, and we'll eavesdrop on the communications of extraterrestrial civilizations.
- 3.1. What are the characteristics of life? | Astrobiology ...Here are some of the key traits of life as we know it: 1) All life is highly ordered and structured. Not only do all living things that we know of have cells and cellular structures, but many living things also have larger-scale structure such as bilateral symmetry (in humans) or radial symmetry (in starfish).
- 3.5. How can we tell if something is alive or not?As we search for possible life beyond Earth, it’s important for us to consider what exactly life is. It turns out that it’s not as easy to define life as you might think, but we can at least look at the characteristics that living things have in common to better understand life.
- Signs of Life on Mars? NASA’s Perseverance Rover Begins the HuntNASA’s Mars 2020 Perseverance rover has begun its search for signs of ancient life on the Red Planet. Flexing its 7-foot (2-meter) mechanical arm, the rover is testing the sensitive detectors it carries, capturing their first science readings.
- Life on Other Planets: What is Life and What Does It Need?- NASA Science. 7 min read. Life on Other Planets: What is Life and What Does It Need? Pat Brennan. Jun 20, 2023. Article. Illustration of how a distant, rocky, life-bearing world, orbiting a red dwarf star, might look to an approaching observer. Illustration: NASA/JPL-Caltech/Lizbeth B. De La Torre.
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