GENERAL KNOWLEDGE

GK

THE UNIVERSE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The sun is on the edge of the
A
Milky Way Galaxy
B
The solar system
C
The Universe
D
None of the above
Explanation: 

Detailed explanation-1: -Traveling at the speed of 515, 000 mph (828, 000 kph), the sun takes 230 million years to complete a full orbit around the galactic center. The sun sits near the edge of the Local Arm of the Milky Way, one of the two smaller spiral arms of the galaxy.

Detailed explanation-2: -In 1918, the American astronomer Harlow Shapley (1885-1972) showed that the Sun is well off center of our home galaxy, by some 30, 000 light years.

Detailed explanation-3: -A: If you imagine looking down on the Milky Way, the Sun is located nearly 27, 000 light-years from the center, about halfway between the center and the edge of our disk-shaped galaxy.

Detailed explanation-4: -The Sun (and, of course, the rest of our solar system) is located near the Orion arm, between two major arms (Perseus and Sagittarius). The diameter of the Milky Way is about 100, 000 light-years and the Sun is located about 28, 000 light-years from the Galactic Center.

There is 1 question to complete.