The spacecraft that really gave scientists their first good close-up look of the planet Mercury was:
A) Voyager 1
B) Mariner 10
C) Galileo
D) the series of Mercury capsules
E) New Horizons

Question

Quizplus · Accepted Answer

The spacecraft that gave scientists their first good close-up look of the planet Mercury was Mariner 10, launched in 1973. It made three flybys of Mercury and was able to map roughly 60% of the planet's surface.

The Spacecraft That Really Gave Scientists Their First Good Close-Up