What is a red giant?
Q: What is a red giant?
A: A red giant is a giant star that has the mass of about one-half to ten times the mass of our Sun.
Q: Where do red giants get their name from?
A: They get their name because they appear to be colored red and they are very large.
Q: Can many red giants fit thousands and thousands of suns like ours inside of them?
A: Yes, that is correct.
Q: Which stars are considered red giants?
A: Some red giants include Aldebaran, Arcturus, Betelgeuse, and Mira.
Q: Is our Sun currently a red giant?
A: No, our sun is a main-sequence star right now.
Q: What do scientists believe will happen to our Sun in five billion years?
A: Scientists believe that our Sun will become a red giant.
Q: How big will our Sun be when it becomes a red giant?
A: Our Sun will be about 200 times bigger in diameter than it is now when it becomes a red giant. It will become so big that it will swallow up Mercury, Venus, and possibly the Earth.
