Across
- 4. – A pattern of stars visible from Earth
- 6. – Extremely luminous active galactic nucleus
- 8. – Rapidly spinning neutron star emitting beams of radiation
- 10. – A massive system of stars, gas, and dust
- 11. – Smooth, oval-shaped galaxy lacking distinct arms
- 12. – Region of space with gravity so strong not even light escapes
Down
- 1. – Explosive death of a massive star
- 2. – Type of nebula formed from a dying star
- 3. – A luminous ball of gas held together by gravity
- 5. – A cloud of gas and dust in space
- 7. – Large, cool star in the late stage of its life
- 9. – Type of galaxy with arms that wind outward