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Sciworthy

Sciworthy

The Encyclopedia of Science's Frontier

Category: How could humans travel in space?

Human space flight is a new and dangerous frontier with a lot of links left to work out. What do we know so far?
"Exoplanet K2-18b" by NASA Hubble Space Telescope is licensed under CC BY 2.0
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The search for habitable worlds

Posted on October 15, 2026September 18, 2026 by Ben Pauley

Scientists identified 47 near-Earth stars as the most likely to have rocky planets with ideal surface temperatures for life.

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    Human contemplates the universe
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    “Radical mundanity” could explain why we haven’t met aliens

    Posted on March 4, 2026September 1, 2026 by Ben Pauley

    In response to the question, “Where are all the aliens?”, one astronomer argued that, if they are similar to humans, they may have faced…

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      Assembling the Mars rover at Jet Propulsion Laboratory.
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      Spacecraft microbes “sleep” to survive sterilization

      Posted on January 5, 2026September 1, 2026 by Arda Sems

      Researchers discovered a bacterium in NASA’s spacecraft assembly facilities that can enter a hibernation state to survive planetary…

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        What causes Cosmic Kidney Disease?

        Posted on October 14, 2024June 26, 2025 by Sciworthy

        Researchers found exposure to low gravity and radiation in space caused restructuring of the kidneys and negative health effects in…

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          Could tardigrades survive on Mars?

          Posted on August 5, 2024June 25, 2025 by Aubrey Zerkle

          Researchers found tiny, indestructible “water bears” survived exposure to high levels of toxic salts similar to those found in Martian…

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            Could microbes feed astronauts on Mars?

            Posted on April 8, 2024June 25, 2025 by Hunter Dulay

            Scientists found that photosynthesizing microbes grown on a synthetic mixture of Martian dust and astronaut pee could supplement a healthy…

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              How can astronauts regain balance after spaceflight?

              Posted on March 25, 2024June 26, 2025 by Sciworthy

              Scientists found that astronauts with coordination problems after space missions could suffer from a malfunctioning central nervous system.

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                Microgravity weakens our immune system

                Posted on December 18, 2023June 26, 2025 by Ruby Costigan

                Researchers found the immune cells of volunteers kept in simulated microgravity were slower to activate and fight infection.

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                  What causes decompression sickness in astronauts?

                  Posted on November 20, 2023September 1, 2026 by Sciworthy

                  Scientists found tracers for inflammation and traumatic brain damage in people who climbed to high altitudes mimicking the low pressure…

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                    green plants on soil
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                    How does a cabbage seed respond to being in space?

                    Posted on August 18, 2022September 1, 2026 by Sciworthy

                    If humans are to ever leave planet Earth, one of the first challenges we must face is how to feed ourselves. Space is hostile to life, with…

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                      Want to become an Astrobiologist?

                      Want to become an Astrobiologist?
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                      Sciworthy’s content is Creative Commons, No Derivatives, With Attribution. Read more about the license here.