<p>Saturn and Venus appear close. Jupiter is stationary. The moon's at apogee. Southern sky watchers can spot Mercury and Mars.</p><p>And just what is meant by "defect of illumination"?</p>

Saturn and Venus appear close. Jupiter is stationary. The moon's at apogee. Southern sky watchers can spot Mercury and Mars. And just what is meant by "defect of illumination"?

When darkness is called a defect

Podcast about astronomy and the joys of watching the skies at night--and sometimes during the day

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When darkness is called a defect

When darkness is called a defect

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