Stalking Starlink’s ‘black sheep’ DarkSat

By now, you’ve no doubt heard of (or seen) Starlink. SpaceX’s mega-satellite constellation has become a permanent fixture in our skies as of late, with several routine passes on any given week. But have you seen the supposed ‘black sheep’ of the flock, DarkSat? Source: https://phys.org/news/2020-01-stalking-starlink-black-sheep-darksat.html…

Rigel in Orion is blue-white

Rigel, brightest star in the easy-to-see constellation of Orion the Hunter, shines with a blue-white color. Hidden behind its brilliant classic beauty is a fascinating and complex stellar life history. Source: https://earthsky.org/brightest-stars/blue-white-rigel-is-orions-brightest-star…