The white hole gradually grows to billions of times the mass of the sun, ... It serves the purpose of driving home just how unlikely the entire history of our observable universe really is.

There’s a point in the universe where no light, no signal, and no matter can reach us — or so we thought. Galaxy clusters are drifting in one direction, as if pulled by something beyond our ...

The universe visible from Earth is vast, yet it represents only a fraction of what might truly exist. Beyond the observable horizon lies a realm cloaked in mystery, where the laws of physics could ...

White holes are theoretical cosmic regions that are opposite to black holes. Just as nothing can escape a black hole, nothing can enter a white hole.

The map uses data from the Sloan Digital Sky Survey, a project to create a 3D map of the universe using a telescope at Apache Point Observatory in New Mexico.Running in various forms since 2000 ...

The spins of some early galaxies could be a clue that the entire observable universe exists within a black hole—except, that is, for all the evidence to the contrary ...

However, the observable universe extends farther than 13.8 billion light-years in every direction because, for all the time space has existed, it’s also been expanding.

In all directions in space, we can detect the cosmic microwave background (CMB). This is the leftover radiation from around 400,000 years after the universe began, that is faintly detectable and ...

The universe, already impressively big compared to say, a planet or Tom Cruise, is expanding. According to the cosmic microwave background, this expansion is happening at the rate of about 67.5 ...