The Bubble Nebula, also known as NGC 7635, is a giant cloud of gas and dust in the constellation Cassiopeia, about 7,100 light-years from Earth. NGC 2392, captured by NASA's James Webb Telescope, also ...

That fuzzy splotch, visible to the naked eye when it is really dark (and easily seen through binoculars) is the Orion Nebula. Throughout the nebula (which is about 30 light years wide), we see a ...