The planets' host star is Kepler-20, and the letters indicate that 20e was the fourth planet discovered in this alien solar system and 20f the fifth. (By convention, the first planet found in a ...

More than a decade ago, scientists discovered a minor planet in the outer reaches of the solar system, which was assigned the name (225088) 2007 OR10 by default.

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...

It’s been 10 years since the largest unnamed minor planet in our solar system was discovered. Yet it has remained nameless, apart from the identifier 2007 OR10.

How will the International Astronomical Union name a ninth planet in our solar system? It decides the official names of stellar objects, but there’s no precedent for naming a planet orbiting our ...

Gianluca Masi, an astronomer with the Virtual Telescope Project, ... Every planet in the solar system will be visible on Wednesday (Dec. 28). Here's how to see them : Read more ...

The planets' host star is Kepler-20, and the letters indicate that 20e was the fourth planet discovered in this alien solar system and 20f the fifth. (By convention, the first planet found in a ...