What shape most closely resembles the shape of our
Milky Way Galaxy
Where in the Milky Way Galaxy does the Solar System reside?
Quite close to the center
Some distance from the center but still within the nucleus
About 1000 ly from the center
About two thirds of the way from the center to the edge
Quite far above the disk, in the halo
The light of the
, visible on a clear, dark, moonless night, comes mostly from ____.
What is the approximate
of the Solar System in the Galaxy?
The largest galaxy in the Local Group is
Which description below best fits a
A system of material containing a star and numerous planets
A very large group of millions or billions of planets
A supermassive black hole with hundreds of stars orbiting about it.
A very large group of millions or billions of stars and planets
An enormous cloud of gas and dust with some stars and planets as well