A mysterious spiraling blue ... space, the lower stage falls, spiraling back to Earth, dumping what remains of its fuel. The fuel then freezes instantly due to its high altitude and light then ...

Neptune's unique blue light. The planet's auroras are captured vividly in great detail by NASA's Webb telescope ...

Explore the phenomenon of glowing ocean events known as milky seas, created by bioluminescent bacteria visible from space.

Music icon Katy Perry and an all-female crew are set to launch on a Blue Origin New Shepard spacecraft on April 14.