# Questions tagged [impulse]

In the Star Trek universe, the impulse drive is the method of propulsion that starships and other spacecraft use when they are travelling below the speed of light.

7 questions
Filter by
Sorted by
Tagged with
20k views

### How fast can impulse drive propel a ship?

Impulse drive, how fast is it? Throughout star trek we see various ships travelling at fractions of 'Impulse drive'. An impulse is a unit of force and thus converting to speed is difficult. Here are ...
• 82k
13k views

### Why don't Star Trek vessels experience time dilation while travelling at impulse speeds

This may be a little complicated but I will try to keep it simple Einstein's laws of Special relativity says that the closer you get to light speed the more of a time dilation effect you get. So if ...
• 4,834
2k views

### In Star Trek Beyond, how does terminal velocity help "jump start" the Franklin?

In Star Trek Beyond, they fix up the old Federation ship, USS Franklin. It wasn't made to fly in atmosphere, so in order to take off they need to propel it off a cliff and reach terminal velocity ...
• 251
3k views

### Does the deflector dish pose a danger to inhabited worlds?

Now the purpose of the deflector dish on a starship is to push aside debris and objects in the ships path so that when the ship is moving it doesn't plow through this debris and destroy the ship. ...
• 19.9k
1k views

### Was relativistic time dilation ever a plot point in Star Trek?

It established that time dilation doesn't affect ships at warp. (Do ships at warp experience time dilation?) And in this answer to this question Why is getting back to the future always such a ...
• 59.7k
1k views

### Can warp drive be used to travel at sublight speeds?

The answer and discussion around this question Can warp drive allow for light speed? make me wonder about the following: Warp drive works by warping space so that the ship need not "travel faster ...
• 59.7k