Dwarf stars include so-called main-sequence stars, among which is the Sun. The colour of dwarf stars can range from blue to red, the corresponding temperature varying from high (above 10,000 K) to low (a few thousand K). White dwarf stars (circled) in globular cluster M4. read more
Other planets may find themselves tidally locked to the star, with one side constantly facing the sun. [VIDEO: Earth-Like Planets Orbit Nearby Red Dwarf Stars Say Scientists] But new models have shown that some planets could develop in ways that would potentially allow life to evolve. read more