Stevenson 218 is the largest known star in the universe, located about 18,900 light-years away in the constellation of Scutum and far surpassing even the sun in size and brightness. So immense that it ...

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 ...

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 ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and Earth. The authors dubbed it Planet Y.

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 already see indications of cracks in the standard model." Are we living in a simulation? Well, the jury's out on that one. But humans do create simulations all the time. In fact, the Euclid ...

Astronomers have observed a massive growth rate in a free-floating rogue planet that’s gobbling up gas and dust at a record ...

On this day in science history Sept. 17, 1999: Jesse Gelsinger died after receiving a gene therapy treatment to treat a liver ...

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

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