NEWSNATIONNOW (Zach Kaplan) - Researchers identify 'Mega-Earth,' prompting questions of how it formed
The exoplanet is 170 million years old and weighs more than 23 times Earth's mass while being just 2 1/2 times its size.
The exoplanet is 170 million years old and weighs more than 23 times Earth's mass while being just 2 1/2 times its size.
It’s the first potentially habitable world known to host an atmosphere, making it a lead contender in the search for life beyond our solar system.
It's the dimmest planet ever directly imaged from Earth, scientists reported.
A star 1,300 light-years away appears to have just consumed one world and is gearing up for seconds.