GENERAL KNOWLEDGE

Detailed explanation-1: -Voyager 2, which was launched in 1977, will fly by Uranus on Jan. 24, 1986. To date, seven new Uranian moons have been found around the distant planet in images returned by the spacecraft.

Detailed explanation-2: -At Uranus, Voyager 2 discovered 10 new moons and two new rings. Voyager 2 was the first human-made object to fly by Neptune. At Neptune, Voyager 2 discovered five moons, four rings, and a “Great Dark Spot."

Detailed explanation-3: -The Voyager 2 spacecraft visited the Uranian system in 1986 and tripled the number of known moons. Voyager 2 found an additional 10, just 16-96 miles (26-154 km) in diameter: Juliet, Puck, Cordelia, Ophelia, Bianca, Desdemona, Portia, Rosalind, Cressida, and Belinda.

Detailed explanation-4: -Voyager 2 Mission Team 24, 1986. The spacecraft returned a wealth of information about the ice giant. Voyager 2 is the only spacecraft to have visited Uranus and Neptune. At closest approach, the spacecraft came within 50, 600 miles (81, 500 km) of Uranus’s cloud tops.