Astronomy - USA (2022-02)

WWW.ASTRONOMY.COM 53 For 20 years, I have been using charge-coupled device (CCD) cameras, and I cur- rently own the top-of-the-l ...

54 ASTRONOMY • FEBRUARY 2022 the color chip only records 25 percent of the red light that falls on it. Compare this with a mono ...

WWW.ASTRONOMY.COM 55 well capacity. If your cam- era has a shallow deep well, bright stars will quickly turn pure white and lose ...

56 ASTRONOMY • FEBRUARY 2022 T Turn your eyes toward the night sky and you will see a bright, hazy band of light cutting across ...

WWW.ASTRONOMY.COM 57 Orion Spur Near 3 - K ilo pa rse c^ A rm Fa r^3 K ilo pa rse c^ A rm 15,000 light-years Cattail? Long Bar ...

to produce amazingly detailed drawings of what he saw. In particular, his obser- vations of the Whirlpool Galaxy (M51), the Tria ...

WWW.ASTRONOMY.COM 59 previous estimates. His observations also placed our solar system far from the cen- ter of the galaxy. Give ...

51 ORION TAURUS AURIGA Pleiades 10° N E ε δ ζ σ ζ 119 UU β NGC 2281 60 ASTRONOMY • FEBRUARY 2022 BINOCULAR UNIVERSE Usually at t ...

WWW.ASTRONOMY.COM 61 NEW PRODUCTS Conversations with physicists Sourcebooks Naperville, Illinois Eavesdrop on a conversa- tion b ...

Jupiter Mars Earth Venus Mercury 62 ASTRONOMY • FEBRUARY 2022 ASK ASTRO Astronomy’s experts from around the globe answer your co ...

Earth INNER BELT 400-6,000 miles (643-9,700 km) OUTER BELT 8,400-36,000 miles (13,400-58,000 km) ~250 miles (400 km) INTERNATION ...

64 ASTRONOMY • FEBRUARY 2022 READER GALLERY Cosmic portraits ONE MORE ROUND In 2014, Comet 67P/ Churyumov–Gerasimenko (upper le ...

WWW.ASTRONOMY.COM 65 RED LIGHT, GREEN LIGHT Inside the faint Flying Bat Nebula (Sharpless 2–129) lies the even fainter Squid Ne ...

66 ASTRONOMY • FEBRUARY 2022 BREAKTHROUGH FORNAX FLAUNTS ITS GIANT EINSTEIN RING You’d think a constellation named Fornax the Fu ...

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