Who are going to upper planetary system? Sattva-sthāḥ, those who are qualified brāhmaṇas, strictly following the principles.
- śamo damas tapaḥ śaucaṁ
- kṣāntir ārjavam eva ca
- jñānaṁ vijñānam āstikyaṁ
- brahma-karma svabhāva-jam
- (BG 18.42)
If you follow these principles, controlling the senses, truthful, clean, full of knowledge, believing in the śāstra and God, and vijñānam, practical application of knowledge in life.