Newborn exoplanet might be the youngest ever observed
It's about the size of Neptune, but keeps a much closer orbit to its star.
KeplerTelescope
NASA's Kepler spacecraft is in 'emergency mode'
Scientists are hoping the aging telescope can be used to hunt down hidden exoplanets.
NASA catches the flash of a supernova for the first time
The Kepler space telescope has spotted the initial shockwave of an exploding star.
