If you look up on a clear night, the brightest and largest object in the sky will probably be the moon. And unless you have a decent telescope, it is the only natural satellite you can see with your ...

A new discovery suggests the possibility of an exomoon with an unprecedentedly large mass, thousands of times larger than any ...

According to the new research, astronomers have employed the Very Large Telescope's technology, known as GRAVITY and have detected a wobbly motion. HD 206893 B is a significant, massive gas giant with ...

The atmospheric carbon dioxide was thought to be the result of the oxidation of oxygen molecules in the exosphere. As a consequence of this discovery, Rhea became the first Saturnian moon, and only ...