Solar System Infographic
The furthest planet from the Sun. It is named for the Roman god of sea. It is the smallest of the outer planets, and a gas giant. The only planet named for a Greek god, its name comes from the god...
Are Habitable Exoplanets Really Habitable?
Are Habitable Exoplanets Really Habitable? Every few months, the press describes some recently discovered exoplanet as the closest thing yet to Earth's twin. But how much like Earth are these...