The Observing Deck was subsequently covered with a roll-off roof, shown at left, which also permitted the addition of the 16-inch telescope as well. Eventually, the telescope control system (TCS) was ...

We've rounded up the best telescopes for beginners ... Mars is at opposition, its biggest and brightest, on January 15-16. Just a day later on January 17, Venus and Saturn are in conjunction ...

X-ray telescope on the International Space Station as part of a spacewalk scheduled for Jan. 16. Hague, along with astronaut Suni Williams, will also complete other tasks during the outing.