Curious thing crunchbase

 Planets, stars and galaxies NAJAM UL GUL At the beginning of your trip through space, you might recognize some of the sights. The Earth is part of a group of planets that all orbit the Sun – with some orbiting asteroids and comets mixed in, too. You might know that the Sun is actually just an average star, and looks bigger and brighter than the other stars only because it is closer. To get to the next nearest star, you would have to travel through trillions of miles of space. If you could ride on the fastest space probe NASA has ever made, it would still take you thousands of years to get there. If stars are like houses, then galaxies are like cities full of houses. Scientists estimate there are 100 billion stars in Earth’s galaxy. If you could zoom out, way beyond Earth’s galaxy, those 100 billion stars would blend together – the way lights of city buildings do when viewed from an airplane. Recently astronomers have learned that many or even most stars have their own orbiting pla...