Sky & Telescope - February 2021 - 21

BIG AND FAINT While Abell 31 in Cancer is one of the largest planetary nebulae visible in the Northern Hemisphere, it's exceedingly faint and
requires long exposures to properly capture.

sk yandtelescope.org * FEBRUARY 2 021

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Sky & Telescope - February 2021

Table of Contents for the Digital Edition of Sky & Telescope - February 2021

Contents
Sky & Telescope - February 2021 - Cover1
Sky & Telescope - February 2021 - Cover2
Sky & Telescope - February 2021 - 1
Sky & Telescope - February 2021 - Contents
Sky & Telescope - February 2021 - 3
Sky & Telescope - February 2021 - 4
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Sky & Telescope - February 2021 - Cover3
Sky & Telescope - February 2021 - Cover4
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