Video Archive

  • Asteroid Florence Has Two Small Moons, NASA Radar Reveals

    Astronomers working with NASA’s 230-foot (70-m) Deep Space Network antenna in Goldstone, CA, have released the first radar images of the near-Earth asteroid (3122) Florence. The images show the asteroid has two small moons.

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  • NASA Study: First Direct Proof of Ozone Hole Recovery Due to Chemicals Ban

    For the first time, scientists have shown through direct satellite observations of the ozone hole that levels of ozone-destroying chlorine are declining, resulting in less ozone depletion.

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