I N E D R I A C A S T N E O D I T A C L E O R N I G D S T S H A E P H M O O R C I . Z N O p l f e i n h d o P t O o N ) l h a r g Z i u s , o I l C t P h R I r e o R N ( O o r C r H e t L p h p E E i s t D H a ( r g T F i . O B NORTH D R e N M h t E A X O e s A H U M C T . I P N S L E E P Z “ E A N H O NORTHERN HEMISPHERE M T R T Y N H E ” K E η ) W S . T T E W U B R N W D E T T W T H h A The Evening Sky Map e MAY 2021 E . C ) Cluster O N FREE* EACH MONTH FOR YOU TO EXPLORE, LEARN & ENJOY THE NIGHT SKY r S L a o K e Double r Y E t B h R M t e PERSEUS A a A r CASSIOPEIA n e S SKY MAP SHOWS HOW Get Sky Calendar on Twitter P δ r T C G C A CEPHEUS r E o R e J s O h Sky Calendar – May 2021 http://twitter.com/skymaps M39 s B THE NIGHT SKY LOOKS T U ( O i N s r L D o a j A NE I I a μ p T EARLY MAY PM T 10 r 61 M S o S 3 Last Quarter Moon at 19:51 UT. E m a NW C s L E i r E n N U C LATE MAY 9 PM e T n Deneb . E 3 Moon near Saturn (morning sky) at 20h UT. Mag. 0.7. n (Add 1 Hour For Daylight Saving) t N R o i Capella O f t ( e β Z SKY MAP DRAWN FOR a J a I l U l t 5 Moon near Jupiter (morning sky) at 1h UT. Mag. –2.2. R u e S O A LATITUDE OF 40° t r T M38 s e H CYGNUS n A o E NORTH AND IS o S f c 5 at 19h UT. Most active for H M36 Eta Aquarid meteor shower peaks AURIGA Y t T CAMELOPARDALIS e h SUITABLE FOR O h S e U t I Northern 7 days around this date. Associated with Comet Halley. Very Cross c LATITUDES UP A Polaris E n o i L M37 R n C E TO 15° NORTH n s r R fast, bright meteors, up to 40 per hour. Favors skywatchers t D I e e χ t C NCP OR SOUTH l O t l M27 a I a R N in the tropics and southern hemisphere observing a few t p E OF THIS i G o T r R n U a N A DRACO Albireo MINOR t T hours before dawn. O O C S s M35 y R W URSA H E t LYRA T g ) R H n n O T e S u N 11 New Moon at 19:00 UT. Start of lunation 1217. Etamin n O s M82 E i D ε H Cr 399 Cr ( N T T m T ” H A ν o Vega S h LYNX 11 Moon at apogee (farthest from Earth) at 22h UT r I E M57 ) M81 e R p A β H C L S a T O O w (distance 406,512 km; angular size 29.4'). I P Thuban s M i a N O T P n E r “ AQUILA A Z ) e ( . Mars S 13 Moon near Aldebaran at 9h UT (evening sky). M92 p S p Castor D Dipper i D A The Big The & Alcor & GEMINI D I E 13 (22° from Sun, evening sky) Moon near Mercury R g Mizar H i 2264 E R I C B E n T at 20h UT. Mag. 0.1. Pollux V e I m O O h M13 URSA T N y HERCULES MAJOR Y t L 16 (48° from Sun, evening sky) at h Moon near Mars T T H o C M51 l A E o 6h UT. Mag. 1.7. T R g I EAST y A D , M94 P 6633 M44 t P 17 Mercury at greatest elongation east (22° from Sun, Y h BOREALIS E K CORONA e A S IC 4665 R d CANIS E evening sky) at 6h UT. Mag. 0.5 Cor MINOR S r CANES WEST a H α A Caroli T g CANCER Gemma VENATICI L o Procyon F O 18 Moon near Beehive cluster M44 (evening sky) at n O ε N . ( OPHIUCHUS T G y D M3 M67 BOÖTES Sickle R γ k 4h UT. The Beehive is lovely sight in binoculars. r T s a A H SERPENS c (CAPUT) P e E o h E ) SERPENS LEO t 19 First Quarter Moon at 19:12 UT. B (CAUDA) Arcturus Mel 111 Regulus H w O T n T a M64 i MONOCEROS S T s n I O 19 Moon near Regulus at 22h UT (evening sky). s o M l i P a t A Denebola i O i Vindemiatrix s n M 23 Moon near Spica at 19h UT (evening sky). F M12 M48 o b E T p y M10 M87 H H s T E H t 26 Moon at perigee (closest to Earth) at 1:46 UT i e M5 F M l r l O A c e u (distance 357,311 km; angular size 33.4'). P R l w e E I g T S s . γ n N i T H E 26 Full Moon at 11:14 UT. Perigee only 9.5 hours earlier. b H C e i r E VIRGO Alphard E i c S s s H 26 Total Eclipse of the Moon begins at 11:11 UT and ends A d e T d M e . p , S E HYDRA c i i E at 11:26 UT. Mid-eclipse at 11:20 UT. Partial phases begin at A c t b M S e a I d r T T A H Spica D 9:45 UT and end at 12:52 UT. During totality the Moon will in β M104 E E C CRATER in N t L I P T I A D h C ” turn red-orange in color as it passes into the Earth’s shadow. I e e S R n E E s LIBRA 3242 T C k o A Light passing through the Earth’s atmosphere scatters into red T y y D I w r O R ta N Symbols N it i I h M4 l A T o T colors (same as sunset/sunrise) and reflects off the lunar surface. H h Antares s i “ R A s s E Galaxy T l CORVUS n C Y e a 26 Moon near Antares at 20h UT (midnight sky). O f SCORPIUS e N U t SE O f m S Double Star F o d R A o SW r A 29 Mercury 0.40° SE of Venus (17° from Sun, evening sky) at 4h UT. C t a E E o M83 h P . n lp P Variable Star B i A A E ts Mags. 2.3 and –3.9. G h IT IN e S Diffuse Nebula B ad A 31 Moon near Saturn (morning sky) at 4h UT. Mag. 0.6. Y . N U ZO SI I Planetary Nebula N OR G H More sky events and links at http://Skymaps.com/skycalendar/ TH V O- E ir -T Open Star Cluster S go N KY is . ZO All times in Universal Time (UT). (USA Eastern Summer Time = UT – 4 hours.) M h CENTAURUS sky RI Globular Star Cluster AP igh 5128 e HO T in th M O F th in RO IN e s tion F SAVE ON RECOMMENDED PRODUCTS • http://Skymaps.com/store D A out lla SKY B her nste T RIG n sk ω Cen t co IGH Star Magnitudes HT y. It SOUTH rges E N -1 0 1 2 3 4 • Star Atlases & Planispheres • Star Charts & Astro Posters STA is the ond la TIR R PA largest the sec E EN TTER zodiac constellation and S TH Copyright © 2000–2021 Kym Thalassoudis. All Rights Reserved. • Books for Sky Watchers • Telescopes & Binoculars N IN SHOW THE SKY KY MAP All sales support the production and free distribution of The Evening Sky Map. INSTRUCTIONS: THE S * TERMS OF USE: FREE FOR NON-COMMERCIAL EDUCATIONAL USE. ASTRONOMY EDUCATION GROUPS MAY FREELY DISTRIBUTE PRINTED HANDOUTS. FULL DETAILS AT http://Skymaps.com/terms.html About the Celestial Objects Easily Seen with the Naked Eye Listed on this page are several of the brighter, more interesting celestial objects Capella Aur The 6th brightest star. Appears yellowish in color. Spectroscopic binary. Dist=42 ly. visible in the evening sky this month (refer to the monthly sky map). The objects are Arcturus Boo Orange, giant K star. Name means "bear watcher". Dist=36.7 ly. Procyon CMi Greek name meaning "before the dog" - rises before Sirius (northern latitudes).