Why are space probes important for space exploration?

What is after the experiment scientists organize and the data? What does Venus' atmosphere mostly made of? What kind of weather are found with nimbus clouds? What percentage reflectivity would be necessary to keep the average temperature of a planet exactly at the freezing point? What are facts about project Gemini? How does a spacecraft maneuver? How did the studies of the moon change after the 1950's? Which planet does Io orbit? What cloud type was on Monday? Is stardom an abstract noun? In what year was the first mass produced LED launched? What effect or effects would be most significant if the Moon's orbital plane were exactly the same as the ecliptic plane? What is the orbital velocity of the planet mars? Who made Zeus' lightning bolts? In the book sing down the moon how did bright morning provoke tall boy into leaving with her? Why was the hegira important? What is a large structure containing gas dust and millions and billions of stars held together by gravity called? A body falling freely from a height towared the earth moves with uniform? How fast does a space shutle return to earth? What contribution Rosalind Franklin made to the 1958 world fair in Brussels?