How long does it take to reach the Sun?
Reading Time: < 1 minute The Sun is by far the brightest object in the Earth’s sky. The Earth-Sun distance can vary between 147,098,074 km and 152,097,701 km [1]Beer, J.; …
speed of light
How long does it take to travel 1 light year?
Reading Time: < 1 minute The light-year, alternatively spelled lightyear, is a unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometres (9.46×1012 km) …