ght years away, it will take 1915250 Earth years,

To reach Kepler 186f, which is 500 light-years away, it will take 2,037,500 Earth years,

It takes 2,445,000 Earth years to reach Kepler 22b, which is 600 light-years away,

KOI-4878.01 to 1075 light-years, requires 4380624 Earth

To reach Kepler 62f at 1,200 light-years, it would take 4,890,000 Earth years,

It takes 5,705,000 Earth years to reach Kepler 452b, which is 1,400 light-years away,

To reach Kepler 69c at 2700 light years, it will take 11002500 Earth years,

36,000 light-years from Earth,

The Smith Cloud, 8,000 light-years from the Milky Way's galactic disk,

It is a huge extragalactic high-speed hydrogen cloud in the constellation Aquila,

The shape of the Smith Cloud is somewhat similar to that of a comet,

It is 9800 light-years long, 3262 light-years wide, and has a mass equivalent to at least one million suns.

At this moment,

The Smith cloud is at an angle of 45 degrees,

At a speed of 241 kilometers per second, it hit the Perseus arm of the Milky Way,