The Andromeda Galaxy, a vast spiral system located roughly 2.5 million light-years from Earth, has been photographed barely ...

Andromeda is a constellation based on the Ethiopian princess Andromeda from Greek mythology. It is located between Cassiopeia ...

Could that faint glow in the autumn sky be an entire galaxy sending us light from 2.5 million years ago? Andromeda’s light ...

A long, thin band of light floating in spaceWhen you hear the words 'galaxy floating in the night sky,' many of you probably ...

Each Monday, I pick North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the Northern Hemisphere).

Just as we use latitude and longitude to know the precise position of something on Earth's surface, it's useful to have a ...

From a fiery red Wadden Sea to light on a gray wall: seven striking images balance vivid colors with deliberate contrasts.

Love the idea of exploring the night sky but not sure where to start? Read this handy guide to getting started – and get ...

We learn constellations from diagrams that stay conveniently upright. The real sky has other ideas — as I discovered when Orion returned looking distinctly wonky.

When was the last time you looked up at the night sky and wondered what was out there? Whether you’re fascinated by space or ...

Stargazers and night-sky enthusiasts in Bangladesh will have the opportunity to witness several spectacular celestial events until October 31 as ...