Webb captured an Einstein ring formed by a distant galaxy's light bending around a closer one. This rare alignment magnifies hidden galaxies.

Planet Earth is the jewel of the solar system—the shimmery blue oceans, the verdant green forests, the wispy whimsical cloud formations. Saturn is the only competitor for mo ...

When Saturn is tilted toward Earth, we can see the upper side of its rings, and we see the lower side of the rings when the planet is tilted toward us. Between these two phases, however ...