Astronomy - January 2020
English | 80 pages | True PDF | 59 mb
FEATURES
20 Top 10 space stories of 2019
New Horizons visited the most distant solar system world yet, we learned how a year in space affects the human body, and astronomers produced the first photo of the shadow around a black hole. ALISON KLESMAN
32 Stand under the ring of fire
The annular eclipse June 21 tracks a narrow path across our planet. Choose the right spot to see it. MICHAEL BAKICH
36 Sky This Month - Venus meets Neptune. MARTIN RATCLIFFE AND ALISTER LING
38 Star Dome and Paths of the Planets RICHARD TALCOTT; ILLUSTRATIONS BY ROEN KELLY
44 In pursuit of Planet Nine
A slew of oddly orbiting objects seems to suggest a massive and as yet unseen world is skulking in the outer reaches of our solar system. JAKE PARKS
50 Tour five great Australian observatories
If you plan a trip to the Land Down Under, be sure to check out these great astronomical sites. DAN FALK
56 Inside the Perseus Molecular Cloud
Myriad stars, bright and dark nebulae, and clusters lie peppered throughout the bright winter constellation Perseus. STEPHEN JAMES O’MEARA
68 Ask Astro - Planets with two suns.
COLUMNS
Strange Universe 18 BOB BERMAN
Secret Sky 60 STEPHEN JAMES O’MEARA
Binocular Universe 62 PHIL HARRINGTON
Observing Basics 64 GLENN CHAPLE
IN EVERY ISSUE
From the Editor 6
Astro Letters 8
New Products 66
Advertiser Index 67
Reader Gallery 70
Breakthrough 74
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