It has a twin truss design, seven cooling followers and — look forward to it — an azimuth dovetail stability system. But there’s extra. For an additional 4 and a half grand, the producer will fortunately throw in an IRF90 Rotating Focuser. Excited but? OK. So maybe such particulars will solely set pulses racing for true astronomy nerds. For the remainder of us, it’s sufficient to know that, after 32 years, Adler Planetarium’s observatory is getting a brand new state-of-the artwork telescope. For now, the empty concrete observatory sitting on the japanese fringe of the planetarium seems to be like an deserted gun turret. The outdated telescope, hauled out of its residence in late October,