Aliza Chasan is a Digital Content Producer for "60 Minutes" and CBSNews.com. She has previously written for outlets including PIX11 News, The New York Daily News, Inside Edition and DNAinfo. Aliza ...

Scientists were able to see the moment when planets began to form around a star. Astronomers have witnessed the birth of a solar system beyond our own for the first time. An international team of ...

Lucas Brefka receives funding from a NASA Exoplanet Research Program grant. Christopher Palma does not work for, consult, own shares in or receive funding from any company or organization that would ...

Oumuamua was the first confirmed object from another star system to pass through our solar system. Its strange shape, unusual ...

Learn how you can say farewell to comet 3I/ATLAS as it passes by Earth on Dec. 19, 2025, and what we have learned during its brief visit near Earth.

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system. First named A11pl3Z and now designated as ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) The interstellar comet, originally called A11pl3Z and now ...

Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars. When you purchase through links on our site, we may earn an affiliate commission.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Our solar system has been around for 4.6 billion years. While that sounds like a long time, it's ...