runfile('/Users/pjk/tmp/separation_python3.py', wdir='/Users/pjk/tmp')

Enter radius r1 in metres and press return. 1.5e11

Enter radius r2 in metres and press return. 2.5e11

Enter mass M in kilogramsand press return. 2e30

Enter elapsed time t in days and press return. 365
You set M = 2e+30 kg, r1 = 150000000000.0 m, r2 = 250000000000.0 m, t = 365.0 days.
Orbital period 1 is 1.001923561590129 years. Orbital period 2 is 2.155796260117439 years.
Angular separation is 192.31718549270408 degrees.
The distance between the satellites is 397836175.462 km.