A large, reddish star late in its life cycle
a small, hot star near the end of its life; the leftover center of an old star
the location on the H-R diagram where most stars lie
a gigantic explosion in which a massive star collapses and throws its outer layers into space
a star that has collapsed under gravity to the point that the electrons and protons have smashed together to form neutrons
a rapidly spinning neutron star that emits rapid pulses of radio and optical energy
an object so massive and dense that even light cannot escape its gravity
a collection of stars, dust, and gas bound together by gravity
a large cloud of dust and gas in interstellar space; a region in space where stars are born or where stars explode at the end of their lives
a light group of stars that look like a ball and contains up to 1 million stars
supergiants are at least ___ times bigger than the sun.
a group of stars that are close together relative to surrounding stars
a starlike object that may send out radio waves and other forms of energy
Red Giants can be __ or more times bigger than the sun.
Hertzsprung-Russell diagram, a graph that shows the relationship between a star's surface temperature and absolute magnitude
A star spends most its life time in the____________
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.