Which planet in the solar system has not been examined by spacecraft instruments that have either flown by or orbited them?
A) Earth
B) Neptune
C) Venus
D) Saturn
E) you can't fool me, spacecraft have visited all the planets in our solar system

Question

Quizplus · Accepted Answer

All the planets in our solar system have been visited by spacecraft, whether through flybys, orbiters, or landers. This includes missions to Mercury, Venus, Mars, Jupiter, Saturn, Uranus, and Neptune, as well as Earth-based observations and missions.

Which Planet in the Solar System Has Not Been Examined