Cover Stories:

• Does life exist on this exoplanet? Just ten light years away, the sun-like star Epsilon Eridani anchors a system that contains the seeds of life

• Why is the solar system cosmically aligned?

• Hot observing sites in the United States

• 15 tips for observing Mars

• Earth's fiery start

• Large binocular telescope opens its eyes

• Tour the sky's reddest stars

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