Post by @rabbit_hole_addicts

Why Is There No Light in Space? 🌌☀️ If the Sun is blasting light across the solar system, then why does outer space look completely black? Think about it. The Sun illuminates Earth, the Moon, planets, and everything else it reaches. So why doesn’t the space between the Sun and Earth look like a giant glowing tunnel? Here’s the weird part: there IS sunlight traveling through that darkness. Light doesn’t need air to travel. In fact, sunlight crosses the vacuum of space at about 186,000 miles per second. The reason you don’t see the beam itself is that there’s almost nothing in space to scatter that light into your eyes. Think about a flashlight. You can see the beam much more clearly when there’s smoke, dust, or fog in the room. Remove almost all of those particles, and you can see what the flashlight illuminates, but the space between you and the object stays dark. Space works the same way, just on an absurdly enormous scale. That’s also why the Moon can be brilliantly illuminated while the sky around it remains black. The sunlight is hitting the Moon and scattering into your eyes. The surrounding vacuum isn’t scattering enough light for you to see it. So the real question isn’t “Why is there no light in space?” There absolutely is. The better question is: “Why can’t we SEE the light traveling through space?” And the answer is one of those beautiful little physics tricks: light becomes visible to you when it enters your eyes, either directly from its source or after bouncing/scattering off something. 🌌 #Space #Sunlight #Physics #Astronomy #Science