Which of these planets completes its orbit in a much shorter space of time? by Sunday | Dec 23 | Geography JAMB | 0 comments A. Saturn B. Jupiter C. Mercury D. Earth Correct Answer: Option C – Mercury Users Also Read These:Which of the following planets has twelve satellites?Choose the option that best completes the gap. Hall…A satellite is in a parking orbit if its period is?It takes a shorter time for a liquid to boil at the…Which two planets lie between the sun and the earth?