SOLAR SYSTEM

UNIVERSE

SPACE EXPLORATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
T he orbiter that gave us the most detailed maps of Venus’ surface to date was:
A
Pioneer 11.
B
Venera 14.
C
Magellan
D
Galileo
Explanation: 

Detailed explanation-1: -NASA’s Magellan mission to Venus was one of the most successful deep space missions. It was the first spacecraft to image the entire surface of Venus and made several discoveries about the planet.

Detailed explanation-2: -NASA’s Magellan spacecraft used a sophisticated imaging radar to make the most highly detailed maps of Venus ever captured during its four years in orbit around Earth’s sister planet from 1990 to 1994. After concluding its radar mapping, Magellan also made global maps of Venus’s gravity field.

Detailed explanation-3: -The first spacecraft to study Venus using radar was Pioneer Venus Orbiter, managed by the NASA Ames Research Center in California’s Silicon Valley, which entered a polar orbit around the planet in December 1978.

Detailed explanation-4: -NASA’s Pioneer Venus 1 was the first of a two-spacecraft orbiter-probe combination designed to study the atmosphere of Venus.

Detailed explanation-5: -Venus was the first planet to be explored by a spacecraft – NASA’s Mariner 2 successfully flew by and scanned the cloud-covered world on Dec. 14, 1962. Since then, numerous spacecraft from the U.S. and other space agencies have explored Venus, including NASA’s Magellan, which mapped the planet’s surface with radar.

Detailed explanation-6: -A map of Venus compiled from data recorded by NASA’s Pioneer Venus Orbiter spacecraft beginning in 1978.

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