It has been:
Every one second the sun coverts 4 billion kg of matter into energy.
Voyager 1 travels at the speed of 61,197 km/h, which is around 17 km/s relative to the sun.
Every one century, on average, 3 supernovae take place in a medium sized galaxy. If we take into account the entire observable universe, every one second 1903 stars explode!
Every year, on average, 6.5 stars are formed in a medium sized galaxy. If we take into account the entire observable universe, every one second around 412,000 stars form!
Light in the void travels at the speed of 299,792,458 m/s