How long does it take light to travel from the Sun to Earth calculation?
The speed of light is 299,792,458 metres per second (299,792.458 kilometres per second). The distance between the earth and the sun is 149.6 million kilometres (that’s 92.95 million miles). Scientists calculate that the average time it takes for light to reach the earth from the sun is 8 minutes and 20 seconds.
How long does it take light to travel from the sun to Pluto?
It takes about 8 minutes for light to reach Earth and over FIVE hours for the same light beam to reach Pluto, the farthest known (dwarf) planet in our solar system. At its closest point to Earth, Pluto is about 4.38 billion kilometres away.
How old is the light we see from the sun?
between 10,000 and 170,000 years
How long does it take light to travel from the Sun to Mars?
The speed of light is about 186,000 miles per second. It would take approximately 761 seconds (or 12 minutes and 41 seconds) for light to get from the Sun to Mars. That means if the Sun took the day off, and you’re on mars, you wouldn’t know for approximately 12–13 minutes and then things go very cold.