[On the web] NASA's TESS Spacecraft Starts Science Operations
NASA’s Transiting Exoplanet Survey Satellite has started its search for planets around nearby stars, officially beginning science operations on July 25, 2018.
[On the web] What in the World is an ‘Exoplanet?’
Step outside on a clear night, and you can be sure of something our ancestors could only imagine: Every star you see likely plays host to at least one planet.