恒星学 astrognosy
- 光谱学基本上是一种研究光谱和光谱线的学科,特别对我们来说,是研究恒星发出的光。
Spectroscopy is basically the study of spectra and spectral lines of light, and specifically for us, the light from stars. - 这颗行星,VB 10b,是用天体测量学的方法,精确测量它的恒星在空中的受迫摆动而发现的。
The planet, called VB 10b, was discovered using astrometry, a method inwhich the wobble induced by a planet on its star is measured preciselyon the sky. - 形态学的银河尚不清楚由于低恒星密度和相对距离较远银河(220,000光年)。
The morphology of the galaxy is not clear due to the low stellar density and the relatively short distance to the galaxy (220,000 light years).
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