The universe is vast, beyond what we can truly comprehend. But how big is it, really? In this video, we explore the incredible size of the universe, from its observable limits to the theories that ...

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have instead ...

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.

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 ...

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 ...

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.

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 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 ...

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 ...

Related: How many atoms are in the observable universe? In 2002, ... The colors we see also depend on what our reference for white light is as we are observing an object.