Cosmic symbiote objective

Where can I find 4 and 3 star cosmic symbiote that does not take much energy to get to?????

Comments

6* - 6.1.1 | 3 Energy
5* - 4.3.6 | 4 Energy
4* - 4.4.1 | 2 Energy
3* - 2.2.4 | 2 Energy

6* - 6.1.1 | 3 Energy
5* - 4.3.6 | 4 Energy
4* - 4.4.1 | 2 Energy
3* - 2.2.4 | 2 Energy

Thanks wanted to complete all the objectives