Astronomers have observed nebulae similar to our own solar nebula representing formation of .....
A) our solar system
B) other solar systems
C) Impossible: Our solar system is the only one known and the solar nebula vanished long ago.
D) galaxies outside our own galaxy.

Question

Quizplus · Accepted Answer

Astronomers observe nebulae similar to our solar nebula as regions where other solar systems are forming, indicating that planetary systems are common in the universe.

Astronomers Have Observed Nebulae Similar to Our Own Solar Nebula