How Far Is Space - Space Zoom

Pinch out from Earth to the cosmic web and feel light-years as travel time.

Spread two fingers on Earth and the screen pulls away. Past the Moon's orbit, the Sun, Neptune's orbit, the Oort Cloud, the nearest star, the Milky Way and the Local Group, all the way out to the cosmic web. Twenty-five steps, ending at the edge of the observable universe.Light-years, translated into time"4.24 light-years" means nothing to anyone. So every distance is also written as time: years at…