If you look up on a clear night from a darksky location, you might see the Milky Way as a faint band of thousands of stars. But these sparkling lights are just a tiny fraction of our cosmic neighborhood.
Our galaxy is an incomprehensibly vast place containing nearcountless objects, including stars, exoplanets, nebulas and black holes — all trapped in a giant spinning disk. It is also constantly changing as old stars violently explode in supernovas and new systems are born from giant clouds of cosmic dust.
