Across
- 1. graph relating the temperature and brightness of stars
- 4. the earliest stage of a star's life
- 5. Search for Extraterrestrial Intelligence
- 6. pushed for privatized space
- 7. labeled as least supportive president of US Space efforts.
- 8. collected data to prove that Copernicus was correct
- 9. a spaceship designed to travel to mars designed by Space X
- 11. the length, width, height, or depth of something
- 12. National Aeronautics and Space Administration
- 14. A telescope that uses a curved mirror to collect and focus light
- 16. use of telescopes to view exoplanets
- 18. proposed a geocentric system
- 19. A galaxy that does not have a normal shape
- 20. calculated the circumference of the earth
Down
- 2. moving backward
- 3. was the first to use a telescope to study the stars
- 7. A group of stars that form a pattern in the sky
- 10. International Space Station
- 13. Red supergiant star in the Orion Constellation located in the Northern Hemisphere.
- 15. circle within a circle
- 17. on Mars to study rocks