R136a1

Comparison of sizes of different types of stars. From left to right: a red dwarf, with a mass of about 0.1 that of the Sun; "yellow dwarf", like our sun; A "blue dwarf" of about 8 solar masses; and the giant star R136a1, which has about 300 solar masses. Source: ESO/M. Kornmesser.

Brighter than the sun, hotter than the summer in Israel