Solar System 4

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Across
  1. 5. Race, A competition between two "Cold War" rivals, the Soviet Union (USSR) and the United States (US), to be the best in space flight capability
  2. 6. An optical instrument designed to make distant objects appear nearer
  3. 8. X-Ray Observatory, Telescope in space designed to detect X-ray emissions from hot regions of the universe
  4. 9. Small robots used to explore the surface of other planetary bodies such as Mars
Down
  1. 1. Shuttle, A spacecraft or orbiter capable of carrying astronauts into space and can be reused
  2. 2. Space Telescope, Designed to detect infrared radiation to study objects ranging from our solar system to distance regions of the universe
  3. 3. Space Telescope, First permanent space telescope above Earth’s atmosphere that gathers detailed photos and data about the universe
  4. 4. Missions, Series of U.S. missions to the moon; proved that humans can live and work in space
  5. 5. Probe, Spacecraft that carries scientific instruments that collects data, but has no human crew
  6. 7. 1st satellite placed in orbit by the former Soviet Union (Russia)