Spaceflight Insider

News Archive / Tagged: Green Bank Observatory

  • Trio of observatories reveal rare double asteroid

    Jim SharkeyJuly 16th, 2018

    Observations by three of the world's largest radio telescopes have revealed that a near-Earth asteroid discovered in 2017 is actually two objects, each about 3,000 feet (900 meters) in size, orbiting each other. The two bodies are nearly equal in mass and not touching each other.