What is a belstar?

What would happen to flowers if sun would not set one day? When did the soviets launch sputnik? Why does space shuttle take off Florida? What is afferestation? What does a 10k with a star in front mean? Who was the first female pilot to fly the space shuttle? How earths distance from the sun change throughout the year? Why do you have a time change? What is the word star light in french? Why do stalactites and stalagmites often occur in pairs? Does Mars have coal on it? What is the space between the two cerebral hemispheres? What is a sentence for blared? What color reflects sun the best? Who is the creator of the fujita scale? What is similar about Mars and earth? Who coined term cyberspace in 1984? Why are clouds called clouds? How long would you survive without a spacesuit on the moon? What are the goal usda of ISS?