Simplify the following text for a Grade 8 native English-speaking person.
Original: Further support to the single body origin comes from the known colors : all the moons appear light red , and infrared spectra , similar to D-type asteroids .
Simplified: Further support to the single body origin comes from the known colors : all2 the satellites appear light red , with color indices B-V = 0.76 and V-R = 0.47 and infrared spectra , similar to D-type asteroids .