Moon mystery: Why our Earth’s satellite is lemon-shaped

Scientists have worked out the reasons for the distorted shape of our Moon.

A US team calculated the effect on the shape of the early Moon of tidal and rotational forces.

They say its own spin and the tidal tug of the Earth created a “lemon-shaped” satellite.”

Learn more from bbcnews.

Best time to see 2014 meteor showers? Right about … now!

"Two meteor showers are converging this week, and you don’t want to miss the show.

Monday evening marks the peak of the Delta Aquariids, which can produce up to 20 meteors per hour. Astronomers are still not sure which comet is responsible for the trail of orbiting debris and dust that causes the shower, but regardless, you’ll get the best view of the meteors after midnight.”

What’s Better Than A Total Eclipse Of The Sun? Check This

Any eclipse is worth seeing. A total eclipse — where the moon completely blots out the sun, where day turns to night, where solar flares ring the moon’s shadow like a crown of flame —that’s the eclipse everybody wants to see, the alpha eclipse that eclipses all the other eclipses. Everybody knows this (me included), until I saw [the above photo]….”

Find out more from Robert Krulwich at NPR.

Mark Your Calendars: In A Year, We’ll Arrive At Pluto

Planetary scientist Alan Stern is counting down the days — just 365 of them now. He has spent the past 8 1/2 years waiting for the New Horizons spacecraft to make a close encounter with Pluto. Next year, on July 14, the spacecraft will reach its destination.

"Not only did we choose the date, by the way, we chose the hour and the minute. And we’re on track," says Stern, the principal investigator for NASA’s Pluto-Kuiper Belt Mission."

Learn more at NPR.

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