The universe is full of phenomena that have seemed unexplainable to human beings, but only until science had an answer for it ...

UK stargazers are in for a treat this week, and you won't want to miss it. A rare pink micromoon will rise alongside a giant ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

For over 400 years, sailors have reported a mysterious phenomenon in which the ocean appears to glow as far as the eye can see.

Stargazers across the UK are in for a celestial treat this weekend as a rare "pink micromoon" is set to grace our night skies ...

Sparking sun rays in pristine clarity turquoise blue water with ... Tranquil Blue Sky with Fluffy Clouds and Horizon Tranquil scene of white fluffy clouds floating in blue sky. light blue sky stock ...

Blue sky with clouds and sun, Clouds At Sunrise. blue sky light cloud stock videos & royalty-free footage Low angle view of transparent glass ceiling in modern public building. Some white clouds moves ...

is the brightest star in the sky. It’s twice as massive as the Sun. Alpha Centauri is a triple star system, the third brightest and closest star system to Earth at 4.37 light-years away.

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...