There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Join Chris Tiu and Shaira Diaz as they share a creative memory hack that will help you master the order of the planets in no time! Watch 'iBilib' Sundays at 9:35 AM on GMA Network, hosted by Chris Tiu ...

Astronomers have now confirmed over 6,000 exoplanets orbiting distant stars, marking a significant milestone in humanity’s ...

Using Pluto as an example, this celestial body, once considered the ninth planet, was redefined as a dwarf planet in 2006. Its average distance from the Sun is about 5.9 billion kilometers, a distance ...

NEW YORK (AP) — Six planets are hanging out in the sky this month in what’s known as a planetary parade. Catch the spectacle while you can because it’s the last one of the year. These linkups happen ...

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

NEW YORK — Six planets are hanging out in the sky this month in what’s known as a planetary parade. Catch the spectacle while you can because it’s the last one of the year. These linkups happen when ...

Stargazers will revel in a dazzling display as a six "planet parade" dances across the sky on Sunday, Aug. 10. While it won't be easy to see the full planet lineup this weekend without binoculars or a ...

Don't forget to look up this month to see the start of a rare, five-planet alignment grace the night sky. Beginning on Friday, the five planets of Mercury, Venus, Mars, Jupiter and Saturn aligned in ...