Earth is percieved as a rocky planet, what are other planets like? Did you know Mars is cold and that outer planets are really gigantic gas envelopes? What about a liquid planet? Could such a planet ...

When the solar system was first organizing itself, a disk of gas and dust took shape around the sun's central mass. It eventually sorted itself into the system of planets we see today. But there are ...

Cosmochemists now present the most comprehensive comparison to date of the isotopic composition of Earth, Mars and pristine building material from the inner and outer Solar System. Earth and Mars were ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The rocky planets closest to the sun are made up of very different materials than the gas giants ...

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this ...

Astronomers have probed deeper than before into a planetary system 130 light-years from Earth. The observations mark the first results of a new exoplanet survey called LEECH (LBT Exozodi Exoplanet ...

We should start with some data. I can do a screen capture of the loading screen and then use my favorite video analysis program (Tracker Video Analysis) to get position and time data. Of course, the ...

IT IS HARDLY surprising that in the 17th and 18th centuries scientists likened the movements of the solar system to the ticking of well regulated machinery. The clockwork of orreries, mechanical ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. If you’ve never seen one of the solar system’s outer planets ...