Just because Pluto was ruled out as a planet in 2006 doesn’t mean our solar system only has eight planets. The search for Planet Nine is far from over as scientists continue to uncover clues ...

Meet exoplanet Kepler-1649c — it’s the same size as Earth, and its distance from its sun is just right for life — and that may NOT be a good thing. Sitting roughly 300 light years from Earth, the ...

Whether you’re a newbie to astrology or have been a long-time fan, you’ve very likely heard of retrogrades by now. Yes, like Mercury Retrograde. Retrogrades are periods of time when a planet appears ...

Our planet whirls around the sun in an ellipse, rather than a circle. On Thursday the planet reached its farthest point from its star, known as aphelion. By Katrina Miller This article was originally ...

The flighty planet Mercury, typically a tricky observing challenge from planet Earth, will be at its greatest distance from the sun in our sky Friday (Jan. 7). While Mercury will be shining quite ...

Theoretically, there is room for thousands. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The solar system contains eight planets: Mercury, ...

There may be 300 million planets in our Milky Way galaxy that are “potentially habitable,” several likely within 30 light-years of our Sun and some closer than 20 light-years. That’s according to ...