NASA's planet-hunting spacecraft Kepler is near the end of its life
 

NASA's Kepler spacecraft has been in orbit of the Earth for nine years. In that time, it's well exceeded its original 3.5-year mission and has pinpointed over 4,500 exoplanets and candidates. It's a little bit heartbreaking (though not unexpected), t...

https://www.engadget.com/2018/03/15/...t-low-on-fuel/