SEATTLE — Seattle Art Museum's newest commission has visitors cloud gazing inside their lobby. The large-scale installation ...

ALMA antennae bathed in red light. in the background there is the southern Milky Way on the left and the Magellanic Clouds at the top. Credit: ESO / Christoph Malin / Christophmalin.com ...

Nature put on a psychedelic show in Michigan this week, filling the sky with tangerine-colored bubble-shaped clouds that look like the inside of a lava lamp.

Night sky photographer Ruslan Merzlyakov captured bright blue-white noctilucent clouds dancing over Nykøbing Mors in Denmark just before dawn on July 1.

In “Something About the Sky,” the National Book Award-winning marine biologist brings her signature sense of wonder to the science of clouds.

Noctilucent clouds hovered over parts of Florida after SpaceX rocketed 56 Starlink satellites to space Thursday (Jan. 26).

Night sky photographer Ruslan Merzlyakov captured bright blue-white noctilucent clouds dancing over Nykøbing Mors in Denmark just before dawn on July 1.