Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

Galaxies, the grand entities of the universe, have fascinating and dynamic lives of their own. They form, evolve, and occasionally merge, creating stunning visual spectacles. Our very own galaxy, the ...

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...