For example, service covered by the Foreign Service Pension System is potentially (but not fully) creditable when an employee waives his or her rights to benefits under that system and makes the required FERS deposit to OPM. Break in Service of Three Days or Less That Includes Dec. 31, 2012.
The average distance to Mars from Earth is 140,000,000 miles or 225,000,000 kilometers. However, this value varies because the Earth's orbit around the sun is smaller than Mars' orbit. Continue Reading
Since Earth and Mars both orbit the Sun but at different distances and different speeds, the distance varies. So Earth and Mars can be as close as about 55 million kilometers, or as far as about 400 million kilometers - quite a difference. On average, they're about 225 kilometers apart.