When you think of a planet, you probably think of one of the planets in our own solar system, like Earth, Jupiter, or Mars. Most of the exoplanets we’ve discovered have been like those in our solar ...

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...

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 ...

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 ...

About 4.6 billion years ago, a celestial cloud collapsed, paving the way for our solar system to form. Then, a nebula with strong gravitational pull took shape, kick-starting the birth of the sun. But ...

A monster galaxy from the early universe shows that the cosmos was rich with oxygen when it was only less than 3% of its present age, astronomers have found. The discovery raises questions about how ...

The expiration date for the universe is now sooner than experts previously thought, new research suggests. But don't cancel your summer vacation, because it's still trillions of years in the future.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A new mission concept that would see a fleet of telescopes probing rocky planets in their stars' ...