How fast is the speed of light as observed by an observer on Spaceship A?

According to postulate 2, the speed of the light as observed inside the space ship by that observer must be 3×108 m/s and the speed of light observed by the observer on the earth (the light moving diagonally) must ALSO be 3×108 m/s.

What would Travelling at the speed of light look like?

The person traveling at the speed of light would experience a slowing of time. For that person, time would move slower than for someone who is not moving. Also, their field of vision would change drastically. The world would appear through a tunnel-shaped window in front of the aircraft in which they are traveling.

Can a spaceship travel at the speed of light?

So will it ever be possible for us to travel at light speed? Based on our current understanding of physics and the limits of the natural world, the answer, sadly, is no. So, light-speed travel and faster-than-light travel are physical impossibilities, especially for anything with mass, such as spacecraft and humans.

What happens if you go faster than the speed of light?

Time Travel Special relativity states that nothing can go faster than the speed of light. If something were to exceed this limit, it would move backward in time, according to the theory.

What is the closest thing to the speed of light?

The closest humankind has ever come to reaching the speed of light is inside of powerful particle accelerators like the Large Hadron Collider and the Tevatron.

What is the speed of light?

299,792,458 metres per second
speed of light, speed at which light waves propagate through different materials. In particular, the value for the speed of light in a vacuum is now defined as exactly 299,792,458 metres per second.

What would happen to your body if you traveled the speed of light?

Answer: Firstly, the physical consequence of traveling at the speed of light is that your mass becomes infinite and you slow down. According to relativity, the faster you move, the more mass you have. So, traveling at the speed of light in the conventional way is impossible.

Traveling at the speed of light, half of the journey appears to be instantaneous, but the ship hasn’t actually traveled back in time. But what if the spaceship breaks the speed of light?

Why do we see a movie when a spaceship lands?

In fact, because the spaceship is “riding along” at the speed of light with the light it emits on the way back, the observer sees both the landed ship and the “movie” of its return journey, all at the same time, when it arrives back on Earth.

Does going faster than light lead to backwards time travel?

So, simply going faster than light does not inherently lead to backwards time travel. Very specific conditions must be met—and, of course, the speed of light remains the maximum speed of anything with mass.

What is the fastest way to travel the Solar System?

Visiting the Planets at the Speed of Light! 2. The fastest way to get from place to place in our solar system is to travel at the speed of light, which is 300,000 km/sec (670 million miles per hour!). Unfortunately, only radio waves and other forms of electromagnetic radiation can travel exactly this fast.