In a distant stretch of the universe, more than 10 billion light-years from Earth, astronomers have discovered something ...

Scientists have blown stargazers’ collective minds after discovering a massive dark object in space that’s completely ...

I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest observations will be made.

Old rocket parts and decommissioned satellites are whizzing around in low Earth orbit, where they risk colliding with the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

Even astronomers who study peculiar outer space objects have their favorites. Here are some interstellar bodies that have won ...

3I/ATLAS is named for its status as one of three interstellar objects ever discovered in our cosmic neighborhood, as well as ...

In the pursuit of space exploration, humans have broken records that were previously thought impossible. At the same time, terrible accidents have marred the history of space flight, making later ...

A high schooler, Matteo Paz, won $250,000 for discovering 1.5 million new space objects with AI. Paz built an AI algorithm to search data from a NASA space telescope for objects such as black holes.