The new galaxy, because of how far away it is, looks to observers exactly as it did when it was first created 3 billion years ...

Now the diameter of the known universe can be described as 558 billion trillion miles (that’s 558 followed by 21 zeros) or 28 gigaparsecs. If you’re like most astronomers, I’m pretty sure which size ...

We live in a world defined by inches, feet and miles (or centimeters, meters and kilometers, if you prefer), and it’s not difficult for most of us to ...

The answer: There are approximately 2,000,000,000,000 galaxies in the universe – that’s 2 trillion. Astronomers don’t know ...

Dennis Mammana Stargazers We live in a world defined by inches, feet and miles (or centimeters, meters and kilometers, if you prefer), and it’s not difficult for most of us to comprehend sizes and ...

A fluffy, Jupiter-sized planet may be triggering deadly flares from its star, leading to the slow destruction of its own ...

The first ever recorded 'planet with a death wish' orbits so close to its host star that it triggers huge flares of radiation ...

Jupiter isn’t alone in this category; Saturn, Uranus, and Neptune are also gas giants, though Uranus and Neptune are often ...

The solar wind pushes some of the gas and dust away from the comet, forming those beautiful tails we see. A comet actually ...

The world will celebrate on Monday the International Asteroid Day, observed annually on June 30. This day aims to raise publi ...

In a significant advance for space exploration, NASA’s James Webb Space Telescope has directly detected a new exoplanet; TWA ...

French experts have made an unprecedented discovery with NASA's James Webb Telescope after stumbling across an exoplanet which is now known as TWA 7b.