Australian Sky & Telescope - April 2016__

THE ESSENTIAL MAGAZINE OF ASTRONOMY The Mystery of our Moon p GRAVITATIONAL WAVES! Einstein’s space-time ripples discovered at l ...

ETX 90 OBSERVER Now with AudioStar! Includes hard carrying case & tripod bag! Removable optical tube! Over the years, ETX Se ...

Includeshardcarrying case&tripodbag! MeadeTelescopes MeadeInstrument http://www.meade.com MeadeInstruments Adelaide Optical ...

REGULARS 5Spectrum By Jonathan Nally 10 News notes 40 New product showcase 74 Astro Calendar FEATURES 8 A new era of astronomy T ...

http://www.skyandtelescope.com.au 5 THE ASTRONOMY SCENE 62 Test report Sky-Watcher’s Quattro20-cm fast astrograph By Alan Dyer 6 ...

Orion® 8" f/8.0 Ritchey- Chrétien Astrograph # Orion® 10" f/8.0 Ritchey- Chrétien Astrograph # Orion® 7.52" ID Deluxe Safety Fil ...

http://www.OrionTelescopes.com 6mm # 3mm # 5mm # 5mm Check out the Orion page on Facebook http://www.facebook.com/oriontelesc ...

8 AUSTRALIAN SKY & TELESCOPE APRIL 2016 A new era of astronomy Thediscoveryofgravitationalwaveshasn’tjustopenedanewwindowont ...

http://www.skyandtelescope.com.au 9 come from anywhere within about 600 square degrees of sky, somewhere near the Large Magellan ...

10 AUSTRALIAN SKY & TELESCOPE APRIL 2016 China’sdarkmatter probe in orbit A stronomers have now found dozens of stars zippin ...

http://www.skyandtelescope.com.au 11 them to deduce what’s going on. The team detectedsynchrotron radiation, polarised light pro ...

12 AUSTRALIAN SKY & TELESCOPE APRIL 2016 I n October 2012 Australian amateur Michael Sidonio used his 30-cm reflector and FL ...

÷ 11 inch f/2.2 optical design with rare-earth glass for LPDJHVIUHHRIIDOVHFRORUFRPDDQGðHOGFXUYDWXUH 70mm optimized im ...

14 AUSTRALIAN SKY & TELESCOPE APRIL 2016 Kepler’s giant planet candidates: real or not? A new study shows that about half of ...


     
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16 AUSTRALIAN SKY & TELESCOPE APRIL 2016 G enerations of amateur and professional astronomers have viewed and studied Jupite ...

http://www.skyandtelescope.com.au 17 As early as the1900s, observers clearly saw thattheGRSwasshrinking.Theirmeasurements often ...

18 AUSTRALIAN SKY & TELESCOPE APRIL 2016 Length of Great Red Spot (longitude) 1880 1900 1920 1940 1960 1980 2000 2020 15º 10 ...

http://www.skyandtelescope.com.au 19 GET TO KNOW JUPITER For more informa- tion about the study of Jupiter’s cloud features and ...

20 AUSTRALIAN SKY & TELESCOPE APRIL 2016 TELESCOPE Operators CONTROL ROOM COLLABORATORSAstronomer Diana Da Cunha (left) and ...