ScienceCasts: Alien Matter in the Solar System
Stay up to date with NASA Science: https://science.nasa.gov/?utm_source=... "Alien matter" detected by a NASA spacecraft orbiting Earth shows that the chemical make-up of our solar system differs from that of the surrounding galaxy. Researchers discuss the possible meaning of this mismatch in this week's ScienceCast video.

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ScienceCasts: Hidden Magnetic Portals Around Earth

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ScienceCasts: Collision Course? A Comet Heads for Mars

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ScienceCasts: Weird Planets

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Hunting for Life on Icy Worlds: Iceland’s Extreme Environments Reveal Clues

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What is dark matter and dark energy? Astro-Investigates Ep. 5 (Dark Universe)

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ScienceCasts: The Sun's Magnetic Field is About to Flip

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ScienceCasts: Voyager 1 at the Final Frontier

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NASA's Our Alien Earth: The Lava Tubes of Mauna Loa, Hawai'i

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ScienceCasts: Close Encounters with Jupiter

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ScienceCasts: The Radiation Belt Storm Probes

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ScienceCasts: Voyager

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ScienceCasts: Getting to Know the Goldilocks Planet

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Inside Iceland’s "Moon on Earth" | How NASA Preps for the Exploring the Moon

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ScienceCasts: Dark Lightning

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ScienceCasts: Andromeda vs. the Milky Way: Astronomers Predict a Titanic Collision

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ScienceCasts: Re-thinking an Alien World

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ScienceCasts: The Surprising Power of a Solar Storm

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ScienceCasts: Mysterious Objects at the Edge of the Electromagnetic Spectrum

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ScienceCasts: What Lies Inside Jupiter

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