Future SpaceOur galaxy alone is home to at least 100 billion stars, and yet we often think other stars resemble the one bathing the Earth in light and heat. But stars aren’t all the same, they differ in brightness, temperature, size, color, and mass. Stars can be dimmer than the Earth, be just about the size of our moon, shine a few million times brighter than the Sun, and grow as big as Saturn’s entire orbit. But what would such stars look like from our planet if the Sun was suddenly replaced with them? Now get ready to find out the answers to this and more.