ScienceCasts: Dawn Triangle of Planets

Look east before sunrise in late October for a beautiful conjunction of bright planets. Visit http://science.nasa.gov/ for more. Click here to see more videos: https://alugha.com/NASA

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NASA ScienceCasts: Earth's Magnetosphere

Enveloping our planet and protecting us from the fury of the Sun is the magnetosphere, a key to helping Earth develop into a habitable planet. Click here to see more videos: https://alugha.com/NASA Visit http://science.nasa.gov/ for more.