What would be the space time graph of an object moving with the speed of light and how does it cause time dilation? - Quora
![If it was possible to travel faster then the speed of light, would time reverse itself (like backwards time travel) or just not exist? If it was possible to travel faster then the speed of light, would time reverse itself (like backwards time travel) or just not exist?](http://www4.hcmut.edu.vn/~huynhqlinh/olympicvl/tailieu/physlink_askexpert/ae283c.gif)
If it was possible to travel faster then the speed of light, would time reverse itself (like backwards time travel) or just not exist?
![Time dilation making the speed of light along y' and z' axes larger. A... | Download Scientific Diagram Time dilation making the speed of light along y' and z' axes larger. A... | Download Scientific Diagram](https://www.researchgate.net/publication/313822831/figure/fig2/AS:462936855584769@1487384155089/Time-dilation-making-the-speed-of-light-along-y-and-z-axes-larger-A-sphere-moving-with.png)
Time dilation making the speed of light along y' and z' axes larger. A... | Download Scientific Diagram
![Space at the Speed of Light: The History of 14 Billion Years for People Short on Time , Smethurst, Dr Becky - Amazon.com Space at the Speed of Light: The History of 14 Billion Years for People Short on Time , Smethurst, Dr Becky - Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/41P1kOiYAJL.jpg)