For a few evenings around 28 February, every planet in the solar system will be visible in the night sky, thanks to a rare great planetary alignment. Here's how to make sure you don't miss this ...

It's one of the most basic, and maddening, questions ever posed by scientists, but we're now one step closer to answering it. A new set of data released by NASA's Kepler mission catalogs 219 ...

Finding alien life won’t be as dramatic as a flying saucer landing on the White House lawn – it’ll be NASA scientists holding ...

The seven other planets in our solar system will line up in the night sky on Friday evening for a rare alignment called a "planetary parade" that will not happen again until 2040. Here is what you ...

Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus, Mars ...

Seven planets are aligning in the night sky and will be visible Friday, February 28. The alignment, also called a "planet parade," happens when planets' orbits around the sun cause them to appear ...

The phenomenon known as a planetary parade is back as astronomers and stargazers prepare for what could be a dazzling display in the solar system this week. The planetary parade — what appears ...