SKY CHART AND VIEWING GUIDE JULY 2020 r t o h N Planet positions shown for mid-month. The New England night sky as it appears at: July 1 at 11:00 p.m. EDT Double Cluster Double A July 16 at 10:00 p.m. N D R July 31 at 9:00 p.m. O M E D A R C THE PLANETS: Jupiter and Saturn are A O Andromeda Galaxy Andromeda S J S A I O M up until just before dawn. Mars rises near A P S E R I U A midnight, followed by Venus before daybreak. N o r t h S t a r P o l a r i s Mercury is low in morning twilight near the end of the month. G R E R E A P P O T I D July 20 and 27: The two outer planets are E S G I L Q C exactly opposite the Sun in the sky. They’ll B Y U G D be visible all night—Jupiter on the 20th and A Alcor and Mizar and Alcor e N n R e Saturn on the 27th. Now is the best time to U b E S see them in a telescope. P S U E M G M Jupiter Saturn V A E E e t g July 20 July 27 R S a a s U T s R e S I t A N W G L L Y Ring Nebula Cluster M13 E R A A S lt s a E u r ir T tu Ö rc B O A O A G Q R Looking east, 4:10 a.m. U For people enjoying the night sky I I L in remote locations, this month’s V A chart shows many fainter stars, S a ic A the Milky Way and several p T J Trifid Nebula S PHASES OF THE MOON U U Lagoon Nebula deep-sky objects visible in R P N IT binoculars or a small telescope. E R Full moon Last quarter New moon First quarter July 5 July 12 July 20 July 27 S Antares A G I T S HOW TO USE CHART: T A P I U R I S C O R Hold it overhead so “North” U S on chart points at true north. THE STARS: Objects near the center of the South This chart shows the main star chart are overhead; those near the edge groups and constellations visible Charles Hayden Planetarium: are low in the sky. This map is set for latitude near large cities. More stars appear on 42° north, but may be used in most of the US. moonless nights in less urban areas. 617-723-2500, mos.org.