Mars and Uranus

Eliot Herman captured the conjunction of Mars and Uranus on February 11, 2019, in the night sky over Tucson, Arizona. Note the color contrast between red Mars and blue Uranus.

EarthSky lunar calendars are cool! They make great gifts. Order now.

Eleanor Imster


2019 EarthSky Fundraiser

So many of you have donated and we are truly grateful. We are more than halfway to our goal but still need your help.

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If you've already donated, we apologize for the popup and greatly appreciate your support.