A student uses the following characteristics to describe a group of objects in space.
• 200 billion stars
• very little gas and dust
• no longer forming stars
Which of the following is the student most likely describing?
A student uses the following characteristics to describe a group of objects in space.
• 200 billion stars
• very little gas and dust
• no longer forming stars
Which of the following is the student most likely describing?
A nebula
An elliptical galaxy
A spiral galaxy
An irregular galaxy