Across
- 5. huge area that surrounds blackhole, with the extremely big amount of energy.
- 8. The fastest development of humanity
- 10. Common name of exoplanets
Down
- 1. Speed of the change in velocity
- 2. Speed with the vector
- 3. The biggest satellite of Saturn
- 4. Red planet
- 6. Astronomical unit, powerful giant that expresses the heat.
- 7. observatory with the most developed telescope
- 9. American program of exploring the MOON