An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar system TOI-2267 located about 190 light-years away. This discovery, published in ...

Kerry Breen is a news editor at CBSNews.com. A graduate of New York University's Arthur L. Carter School of Journalism, she previously worked at NBC News' TODAY Digital. She covers current events, ...

Did you miss the start of the planetary alignment last week? Well, don't worry, you'll still have a few more days to see it before the month is up. But this will be your last chance for the year.

An illustration of our solar system's planets in a line. This week, six planets appeared to be in a line from Earth's perspective, but they did not acutally align in space. alxpin via Getty Images Six ...

Seven planets will line up for a rare "planetary parade" today (Feb. 28) and you can watch it live online, beginning at 12:00 p.m. ET (1700 GMT). When you purchase through links on our site, we may ...