secondary crater
相关英语词汇推荐
- classical quasar
- WR nebula,Wolf-Rayet nebula
- diagonal mirror
- plateau phase
- mesogranulation
- proto-galactic object
- hypergiant
- Hipparcos Catalogue
- abundance effect
- Vilnius color system
- Foucaultgram
- heliomagnetosphere
- standard rotational velocity star
- star-formation burst
- accreting binary
- starburst
- reddened galaxy
- Desdemona
- finder-circle
- halo dwarf