What is the Speed of Gravitational Waves

Most recent answer: 12/28/2009

Q:
AS NOTHING IS INSTANTENEOUS, THERE MUST BE SOME TIME INTERVAL IN THE FORMATION OF TWO GRAVITATIONAL WAVES. SO, WHAT'S THE INTERVAL?
- SUSHRUT THORAT (age 15)
KARAD, MAHARASHTRA, INDIA
A:
Gravitational; waves travel at the same speed as light, c = 3x108 m / s.

To get a time, you need to also know the travel distance.

See:    for a fuller exposition.

LeeH

(published on 12/28/2009)