2019-06-01+Sky+and+Telescope

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80 JUNE 2019 • SKY & TELESCOPE TELESCOPES SOFTWARE ORGANIZATIONS (continued) CLASSIFIEDS SOUTHWEST NEW MEXICO: Casitas de Gi ...

We’ve all had nights when we just can’t lie down in bed and sleep, whether it’s from heartburn, cardiac problems, hip or back ac ...

This Issue Specialty astronomy equipment dealers and manufacturers are an important resource for amateur and professional astron ...

skyandtelescope.com • JUNE 2019 83 Sky & Telescope’s MARS PUZZLE Box: 9 x 7 x 1.6 inches SRN: R9680 $25.00 6784)6-<PI[ ...

RO BE RT VA ND ER BE I^ (^2 ) FOCAL POINT by Robert Vanderbei I’d never before seen a star totally disap- pear like that. I uplo ...

The Mission of Stellarvue is to inspire a healthy interest in science and astronomy by handcrafting the finest telescopes on the ...