Prerequisite: Attican Traverse: Krogan Team or Tuchanka: Turian Platoon (Mass Effect 3)
The star and at least some of the planets in the system appear to be named after human physicists and mathematicians. In particular, the star is possibly named after Leonhard Euler, a Swiss physicist.
Benning
Benning is the second planet orbiting the star Euler.
- Main article: Benning
- Mission: N7: Cerberus Abductions
- Mission: Benning: Evidence
Fermi
Fermi is the first planet orbiting the star Euler.
- Main article: Fermi
Silva
Silva is the fourth planet orbiting the star Euler.
- Main article: Silva
Yukawa
Yukawa is the third planet orbiting the star Euler.
- Main article: Yukawa