20 hours
Are you asking what the length of Saturns's orbit is?
Saturn takes around 29 3/4 earth years to orbit fully around the sun
Saturn's orbital period, the time it takes to orbit the Sun once, is about 29.5 Earth years.
566,789,001,2
It takes about 997.186 seconds for light to travel across the diameter of Earth's orbit.
Sirius does not orbit the Sun.
About 225 billion light years
The long axis of Pluto's orbit is 11.8 billion km (79 AU), so the two farthest points in its orbit are 655 light-minutes (10.9 light-hours) apart.
A long time ago
10 hr 45 min
If you are referring to the orbit of Venus, it takes approximately 225 Earth days for Venus to cross the sun. 224.70069 days if you want to be exact.
Your life as it will not live as long as you think it will.