11-year solar cycle
相关英语词汇推荐
- metallicity gradient
- dense star cluster
- Flat Spectrum Radio Quasars
- membership of cluster
- global positioning system
- MGS,Mars Global Surveyor
- initial planet
- focal plane spectrometer
- terminal-age main sequence(TAMS)
- bipolar planetary nebula
- Hubble distance
- starburst galaxies
- standard rotational velocity star
- NOAO,National Optical Astronomical
- moderate-resolution spectrograph
- Great White Spot
- plane of trajectory orbital
- Compton loss
- subdwarf B star
- Geneva color system