Perfect for beginners with simple, common vocabulary
Celestial Mechanics and Cosmic Enigmas
Challenging puzzle for experienced crossword solvers
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Across
- 1. Magnetic field surrounding a planet protecting it from solar wind
- 2. Unit of astronomical distance used in stellar measurements
- 3. Scientific study of the universe’s origin and evolution
- 5. Region where gravity bends light into orbit around a black hole
- 9. Point of no return around a black hole
- 10. Points of gravitational stability in a two-body system
- 11. Hypothetical quantum particle mediating gravity
- 12. Rocky minor planet often found in the belt between Mars and Jupiter
- 17. Rapidly rotating neutron star emitting periodic radio pulses
Down
- 4. Soviet or Russian space traveler
- 6. Boundary radius of a non-rotating black hole
- 7. Visible surface layer of a star emitting its light
- 8. Term for space between stars in a galaxy
- 13. Late phase star with expanded cool outer layers
- 14. Orbital point where a planet is farthest from the Sun
- 15. Extremely luminous active galactic nucleus powered by black hole
- 16. Clouds of gas and dust serving as star nurseries
- 18. Small celestial body orbiting the Sun similar to dwarf planet
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