But it’s not just looks. Rocky composition, general size, orbital behaviors—a lot of those qualities can be the same on both ...

Want to spot up to six planets at once in the night sky? Look up before dawn for the second and last "planet parade" of the ...

An international team of scientists says it has discovered two new "super-Earth" type planets about 100 light-years away, one of which may be suitable for life. Unlike any of the planets in our ...

The Clone Wars introduced many new planets to the galaxy and also made well-known planets even more notable, but some are more important than others.

Scientists have found two Hot Jupiter type planets in two different systems that are very much alike. Understanding why these planets are so alike may open a door that can increase our ...

Finding Planet B has obsessed humankind for centuries, and the James Webb Space Telescope brings us closer to spotting one. But that's not the point.

Related: Why are galaxies different shapes? The minimum safe distance between the orbits of different planets in a stable system is dependent on each planet's size or, more accurately, its Hill ...

CoRoT-12b, 13b and 14b: a trio of giants: These three planets all orbit close to their host star but have very different properties. Although CoRoT-13b is smaller than Jupiter, it is twice as dense.

Two planets can form around the same star and have very different organic inventories, and therefore predispositions to life." ...

Therefore, to work out the absolute maximum capacity of planets orbiting the sun, we need to move into the realm of the theoretical, ignoring some of the natural factors that may limit how many ...