Which of the following space exploits has not yet been accomplished by humans?
A)walking on the surface of the Moon
B)landing a spacecraft on Saturn's surface
C)studying the surface of Venus under its thick, permanent cloud cover
D)discovering active volcanoes on other worlds

Question

Quizplus · Accepted Answer

To date, no human spacecraft has successfully landed on Saturn's surface. Voyager 1 and 2 passed by Saturn in the 1980s and the Cassini-Huygens mission orbited Saturn and its moons from 2004-2017, but no lander has been sent to its surface.

Which of the Following Space Exploits Has Not Yet Been