Calculate the distance between Earth and the Moon in kilometers.
How long does it take for light to travel from the Sun to Earth?
What is the mass of Jupiter in kilograms?
How many Earth years does it take for Saturn to orbit the Sun once?
What is the surface temperature of Venus in degrees Celsius?
Calculate the escape velocity from Mars’ surface.
How many moons does Neptune have?
What is the diameter of Mercury in kilometers?
How long does it take for light to travel from Proxima Centauri to Earth?