See A Beauty Morning Conjunction / Zodiacal Light Returns

We’ve hit a run of clear skies, so it feels like a shopping spree up there. Anything a skywatcher might want to see — sunsets, meteors, a last look at Saturn, the Milky Way, the latest comets — is easy pickings. It’s no wonder the hobby of astronomy can drive some people crazy with its boom…
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Ancient Mars May Have Vented Just Like Earth

Did Mars have black and white smokers, too? Scientists have found evidence for ancient sea-floor hydrothermal deposits on Mars that may provide clues about the origin of life on Earth. Photos taken by NASA’s Mars Reconnaissance Orbiter (MRO) show massive deposits in the Eridania basin in southern Mars that the authors of a recent paper  think…
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Tomorrow’s Venus-Mars Conjunction A Real Squeaker

After all the conjunctions at dawn in Leo the past few weeks, you’d think nature would give it a rest. Not on your life. Tomorrow morning (Thurs. Oct. 5), Venus will pass just ¼° north of Mars low in the eastern sky in … Leo! This remarkably close pair should be a beautiful sight and…
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Conjunction Madness At Dawn: Mercury, Regulus And Mars

I can’t believe Mars is back at dawn already. It’s not easy to see just yet, but it’s in great company with Mercury and Leo’s brightest star, Regulus about an hour to 45 minutes before sunrise low in the eastern sky. All three objects, along with Venus and the dawn crescent moon, are or will…
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Standing On The Shore Of An Ancient Martian Lake Thinking About Microbes

Three billion years ago you could have stood along the shore of a lake in Mars’ Gale Crater and watched a sunset reflected in its waters. The lake lasted a long time and provided a stable environment that may have fostered the growth of two very different types of microbes, according to a recent NASA study.…
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