From Manchester, the close approach will become visible at around 8.37pm (BST) about 30 degrees above the western horizon, ...

This stunning image features a deep field view of the Cassiopeia constellation where the two small planetary nebulas can be ...

Both nebulas are the leftover remnants from the last phase of a medium star like our sun. The other small bright bluish ball ... due to a lack of ultraviolet light emitted by the stars that ...

As well as some of the darkest skies on the U.S. East Coast, it's also the nation's southernmost point. At 24.5 degrees north, just above the Tropic of Cancer, it's possible to see many stars and deep ...

I was visiting a friend’s home last week and she seemed to be concerned about masses of small, bright, colorful flowers ...

At the start of March, Mercury and Venus lay in the west after sunset. Now both have passed between us and the Sun into the ...

For a long time, scientists thought that only actively star-forming galaxies should be ... They appear red because they no longer contain young, bright blue stars—only older, smaller red stars ...

A whole universe of hidden galaxies lies just beyond what the eye can see. Thanks to a new generation of space telescopes, astronomers are now revealing these distant, dim worlds—some no bigger than a ...

Herbig-Haro objects like this one aren’t rare, but they do only occur under very specific circumstances related during a star’s earliest ... shows 3.6-micron light in blue, the 4.5-micron ...