When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

The Messier catalog, popular with amateur astronomers, was actually just a by-product of comet hunting. The aim was to avoid ...

As the countdown to the year's first total lunar eclipse begins, here's what to know about the difference between a lunar ...

This HII region is seen to coexist with the reflection nebula, sharing the same stellar centre, and is created from the star ...

An eclipse occurs when any celestial object — like a moon or a planet — passes between two other bodies, obscuring the view of objects like the sun, according to NASA. A total lunar eclipse ...

Astronomers from the Max Planck Institute for Astronomy have constructed the first detailed 3D map of the properties of cosmic dust in our home galaxy. For their map, the astronomers used 130 million ...

NASA has scrubbed its launch to take four astronauts to the International Space Station, which is one of the first steps in ...

The Celestron NexStar 4SE is ideal for beginners wanting quality, reliable and quick views of celestial objects. For a more in-depth look at our Celestron NexStar 4SE review. In our schedule ...

Celestial discoveries: Paz won the $250,000 top prize for his research on detecting objects in the night sky. Using ...