One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

Space. It's really, really big. How big is it? Well, according to astronomers, the observable universe is around 92 billion light-years in diameter, but that's all we can see (hence the word ...

Calculating the total mass of the universe is not simple, because most of the mass is invisible. In a pie chart of the contents of the universe, only 5 percent is normal matter, atoms that make up all ...

"The complexity of the exo-Neptunian landscape provides offers a unique window onto the processes involved in the formation ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An artist's impression of the four space telescopes of the LIFE mission reflecting light towards ...