How many suns can would fit in Arcturus?

Why do you change the time by putting the clocks back one hour this time? How fare is the sun from earth? What is the collective noun for flying saucers? Why did they send fruit flies into space? WHAT is a non example of a star? What is cloud seeding and why does it produce rain? How much would it have cost to postpone the Challenger launch in January 1986? Haw hot is the sun? What is the constilation on the Australian flag called? What is the best way to observe Saturn through binoculars? Who used the first sundail? Does your weight change when you go to another planet? Where is the nearest star bucks? What problem did the satellite solve? What 3 layers comprise the solar atmosphere? If the star is more massive than the sun it is likely to? Who is Apollo's aunt? How i can be an astronaut? Is Orion the constellation visible year round? What is the symbol for the planet Mars?