Sky & Telescope - USA (2020-01)
skyandtelescope.com • JANUARY 2020 39 Earth soon after, and by the time it became widespread enough to dramatically boost our at ...
40 JANUARY 2020 • SKY & TELESCOPE Life on Mars, Reconsidered Permanent ice cap Brightest radar echo Study area Surface Ice a ...
A fi reball streaks across the sky above ruins near the city of Damghan in Iran during the 2011 Quadrantids meteor shower. BABAK ...
USING THE NORTHERN HEMISPHERE MAP Go out within an hour of a time listed to the right. Turn the map around so the yellow label f ...
2169 ν γ ξ ζ λ χ^1 μ χ^2 ν 69 ξ 73 74 GEMINI ORION MONOCEROS HD 44033 (^725) ° (^) bi no cu la r (^) v ie w WHEN TO USE THE MAP ...
44 JANUARY 2020 • SKY & TELESCOPE Mercury Saturn Uranus Neptune 10 " Jan 1 11 21 31 116 31 11631 16 16 Venus Jupiter Mars JA ...
DE NN IS^ DI^ CIC CO Silent sunlight, welcome in There is work I must now begin All my dreams have blown away And the children w ...
46 JANUARY 2020 • SKY & TELESCOPE JANUARY 2020 OBSERVING Sun, Moon & Planets by Fred Schaaf qThese scenes are drawn for ...
skyandtelescope.com • JANUARY 2020 47 Algedi) and then entering Aquarius, where it has a very close encounter with Neptune. Almo ...
JANUARY 2020 OBSERVING Celestial Calendar by Bob King Catch the Quads After a bright Moon slammed both the Perseids and the Gemi ...
chemical handwarmers around your lens and intervalometer. In an hour’s time you will have tallied more than 100 images without e ...
JANUARY 2020 OBSERVING Celestial Calendar 50 JANUARY 2020 • SKY & TELESCOPE Action at Jupiter JUPITER WAS VISIBLE LOW in eve ...
The wavy lines represent Jupiter’s four big satellites. The central vertical band is Jupiter itself. Each gray or black horizont ...
T he most challenging observing tar- gets in the solar system are located right in our cosmic backyard, yet they can’t be seen t ...
LE AH TI SC ION E^ / S& T skyandtelescope.com • JANUARY 2020 53 the narrow fi eld of a telescope. It would be a classic case ...
ST EV E^ C AN NIS TR A JANUARY 2020 OBSERVING Deep-Sky Wonders by Sue French Auriga, the Charioteer Some of the sky’s fi nest ne ...
SE AN W AL KE R^ / S& T uThe nebula IC 410 and its embedded star cluster NGC 1893 are gorgeous in this color image. The auth ...
56 JANUARY 2020 • SKY & TELESCOPE the primary. The sparse cluster shows 11 stars and is elongated north-south about 6½′, whi ...
BOOK REVIEW by Richard Tresch Fienberg Though She Be But Little, She Is Fierce MORE THINGS IN THE HEAVENS ing of planets, stars, ...
JANUARY 2020 OBSERVING Going Deep by Ted Forte Fishing in Pisces The Pisces Cloud contains many faint galaxies — be prepared to ...
«
1
2
3
4
5
»
Free download pdf