How long did it take the first stars to form?

What are two major mass extinctions and their causes? Why wires cannot be drawn from materials such as stone or wood? Which astronaut lost their space capsule? What is the formula for Pasteur salt? Action and reactions of the public to the Iraq war? What is ambulaeral plates? What do you call an organism that has both male and female reproductive organ? WHERE IS THE EPICENTER OF THE HYPOTHETICAL EARTQUAKE? What is a gaseous solid? Which political party's members are called Tories? What is the art or science of cultivating the soil growing crops and raising livestock? What are the three components of solder? What type of volcano irrupt quickly creating a whole made of many small pieces apart and lava? How much larger is our ecological footprint that the rate the planet can regenerate? What is the active form of vitamin d called? Was helium discovered 1895? What are the large oil storage tanks used by refineries called? How does the place and the people recover after a sandstorm? What is the biggest country land mass the world? Who are semiconductors and show some metals and some nonetal properties?