Large Celestial Bodies
Enter the number from the column to the left into the text box next to the appropriate word in the right-hand column.
1. a galactic nucleus, or center, from which massive amounts of energy are emitted; so far only found in some very distant galaxies nova
2. a large cloud of gas and dust in outer space neutron star
3. the remnant of a collapsed star that was not massive enough to form a black hole pulsar
4. a celestial body with a gravitational field so strong that light cannot escape it quasar
5. the galaxy in which our solar system is located nebula
6. a light-emitting ball of plasma held together by gravity galaxy
7. an event on a star that causes the star to greatly increase in brightness star
8. an event so massive that it rips apart its star, and which can release enough energy to briefly outshine an entire galaxy constellation
9. named set of specific stars which, from the point of view of the observer, form a group supernova
10. a pair of stars in orbit around their common center of gravity black hole
11. a rapidly rotating neutron star that emits beams of electromagnetic energy at regular intervals binary star
12. a large, isolated, gravitationally bound group of stars The Milky Way



Note: this website only uses cookies for session identification. However, we do not use crackers on this website. Not that there's anything wrong with crackers, but after one or two session cookies, we really don't need the extra calories.