Illustration of various stars, from the largest (supergiant and giant) to the smallest (dwarf), with the sun as a reference point. In the close-up: the Earth (the smallest), the Sun (yellow), Syrius (white) and Belatrix (blue). Cigny (at the bottom of the image), Arcturus (orange furthest left), Aldebaran (dark orange), Canopus (grey) and Dereb (blue on the right-hand edge of the image).