We took rooftop drinks to the next level—literally—high above the skyline of Bangkok. With the city lights glowing below and ...

Today marks the start of Northern Hemisphere summer, and also offers a chance to view night-glowing clouds if you’re lucky.

The first mind-bending images taken by the observatory were released today in the tradition of “first light,” a new observatory’s ceremonial opening. The images represent a decades-long effort by a ...

Fireflies need darkness to communicate. Males perform an airborne dance while flashing their abdominal lanterns in a pattern ...

This month's night sky is filled with close-range meteors, swirling nebulas, and prime stargazing conditions. Here’s when you ...

Cumulus clouds, with their distinct cotton ball-like appearance, are what many people think of when they picture a classic sky. But clouds come in many forms, ranging from dazzling nacreous clouds ...

Residents of Belarus were able to observe noctilucent clouds in the night sky from 17 to 18 June. These clouds are a ...

Look east before sunrise on Sunday to catch a stunning trio: a crescent moon flanked by bright Venus and the Pleiades star ...

Look out, the Strawberry Moon is set to peak overnight, according to NASA. Don’t be disappointed, though, when you find that ...

The phenomenon is so named because of a reddish hue that is cast over the moon at this time of year, when strawberry season ...