Red dwarfs, Xray, UV, and CaII

The vast majority of stars in the nearby stellar neighborhood are M dwarfs. Their low masses and luminosities result in slow rates of nuclear evolution and minimal changes to...邻近恒星邻域中的绝大多数恒星均为M型矮星（M dwarfs）。其较低的质量与光度使得核演化速率较为缓慢，且对……的改变微乎其微。