What is a prawnstar?

What are some safety precautions in observing eclipses? What is shuttle relay? Disadvantages of the Hubble telescope? How is caliban and Ariel relationship with prospero similar? Does Zeus have a weekness? What would you have to do if you wanted to see the Moon's waning crescent phases? What did the florentines develope and when? Do thunderstorms and tornadoes come from nimbostratus clouds? What is does a star in a serial number mean on US paper money? What do you call someone who believes in aliens? Is aldebaran hotter brighter or both than Sirius? What propellant is used to launch a rocket? What is the significance of the Hill radius in the study of celestial mechanics and gravitational interactions within a system? What is the instrument used for measuring sunlight? What does the photo of our solar system reveal about its structure and composition? Are Rigel and Deneb the brightest stars in the aging globular clusters? How do blackholes form stars? Where are robotics used for exploration in the scientific community? What is the approximate rate of earths revolution around the sun? Which one is closer to sun the Mercury or the Moon?