The discovery of the first potential exomoon has astronomers scratching their heads. It’s the size of Neptune, and its planet is the same size as Jupiter but ten times the mass. It’s also made of gas.

Astronomers may, for the first time, be confirming an exomoon in our universe, much like our moon, but outside our solar system. This marks an intriguing revelation for space discovery, considering ...

An Exoplanet that is several times the mass of Jupiter has a moon that is the size of Neptune. The moon is estimated to be only 1.5 percent the mass of its companion planet. They are both 8000 light ...

A team of astronomers believe they have spotted the first moon outside our solar system. Phys.org reports that the team lead by Dr. David Kipping, assistant professor of astronomy at Columbia ...

Our solar system is filled with dozens of moons, but we've never seen one around another star... until now, possibly. Eric Mack has been a CNET contributor since 2011. Eric and his family live 100% ...

Astronomers and planetary scientists alike seem confident about their theories regarding how the solar system’s multitude of natural satellites formed, but an exomoon candidate discovered in July ...

The exotic object's status is a topic of considerable debate. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest ...

(Credit: Dan Durda) Scientists may have bagged the first-ever exomoon. NASA's Kepler and Hubble space telescopes have spotted evidence of a Neptune-size satellite orbiting the Jupiter-like planet ...

A team working with data from the dearly departed Kepler space telescope has reported a possible moon orbiting an exoplanet some 5,000 light years away. It falls somewhere between the size of Earth ...

Have astronomers just found the first-ever exomoon, a lunar companion of a planet orbiting another star? Definitely maybe. If confirmed, this discovery would challenge scientists’ current ...

David Kipping—astronomy professor at Columbia University and among the world’s foremost exomoon hunters—is mum for the moment. “As much as I would love to tell you everything about it, I can’t go into ...