The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've observed in the universe so far.

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

Some planets are so massive they break the rules of science. This documentary uncovers the largest worlds ever discovered in ...

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

A team of astronomers took an actual photo of the first-known baby planet discovered in a gap of a star's protoplanetary disk.

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 ...

As the Rapture fails to happen, experts have revealed the reality of what human extinction will really look like - and its ...

Physicist and musician Brian Cox is set to return with a new world tour, 'Emergence', featuring a live show in London.

Dune: Awakening lead says some "people love the game, some people hate the game," but Funcom is "hoping more" will get into ...

The Australia-based startup has successfully tested quantum-based tools that avoid the pitfalls of both GPS and traditional ...