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Blogs

Blog Archive

 

Shadowland

Posted by Bill Dunford on 2013/08/05 01:38 CDT | 4 comments

Seasons, sunlight, and shadow at the Moon's north pole

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Terra Cognita

Posted by Bill Dunford on 2013/07/29 01:18 CDT | 4 comments

Pushing back the frontier, and filling in the blank spaces on the map.

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Pretty picture: Looking backward

Posted by Emily Lakdawalla on 2013/07/23 05:03 CDT | 15 comments

Here it is: the view from Saturn of our Earthly home, one and a half billion kilometers away. We see Earth and the Moon through a thin veil of faintly blue ice crystals, the outskirts of Saturn's E ring. Earth is just a bright dot -- a bit brighter than the other stars in the image, but no brighter than any planet (like Saturn!) in our own sky.

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Earth and Moon from MESSENGER

Posted by Emily Lakdawalla on 2013/07/22 05:03 CDT | 3 comments

A new picture of the Earth-Moon system from MESSENGER, taken the same day we were told to "Wave at Saturn." Updated with a neat photo taken from much closer to Earth from a similar perspective.

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Scale comparisons of the solar system's major moons

Posted by Emily Lakdawalla on 2013/07/10 06:05 CDT | 12 comments

A few presentation slides with pretty pictures, sized to scale, of the large moons of the solar system.

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Planetary Radio: Don't Step in That Puddle!
The Strong Evidence for Water on the Moon

Posted by Mat Kaplan on 2013/07/01 06:18 CDT

The Planetary Science Institute's Amanda Hendrix is the guest for our July 1 episode. She finds water in the least likely places, including Luna.

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A Little Moonlight

Posted by Bill Dunford on 2013/06/19 01:33 CDT | 1 comment

From far away, or from so near you could almost touch it, the moon is beautiful.

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The Shores of the Kraken Sea: Great Place Names in the Solar System

Posted by Bill Dunford on 2013/05/28 08:59 CDT | 9 comments

Nothing reflects the romance of deep space exploration more than the evocative names of places on the planets and moons.

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Dueling Desolations: Mercury vs. the Moon

Posted by Bill Dunford on 2013/05/13 01:02 CDT | 7 comments

They look so similar they can be hard to tell apart, but each hides its own mysteries.

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Dark No More: Exploring the Far Side of the Moon

Posted by Bill Dunford on 2013/04/29 02:11 CDT | 3 comments

The first human beings to see the mysterious "dark" side of the moon were not astronauts.

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One Day in the Solar System

Posted by Bill Dunford on 2013/04/08 09:12 CDT | 4 comments

Dispatches from five different worlds--all sent by robotic spacecraft on the same day.

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LPSC 2013: The Smaller They Are, The Better They Shake

Posted by Emily Lakdawalla on 2013/03/25 08:04 CDT | 1 comment

Really cool movies from Jim Richardson propose to explain how the same physics of impact cratering can produce such differently-appearing surfaces as those of the Moon, large asteroids like Eros, and teeny ones like Itokawa.

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Messages of Wonder

Posted by Bill Dunford on 2013/03/18 04:22 CDT

Some lovely, rarely-seen images from the MESSENGER mission.

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Postcards from Clementine

Posted by Bill Dunford on 2013/02/25 12:44 CST | 4 comments

Nineteen years ago this month, the Clementine mission sent some amazing views from the moon.

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Pretty picture: a moon transit

Posted by Emily Lakdawalla on 2013/02/21 05:52 CST | 5 comments

A reader comment inspired me to dig up an oldie but a goodie: a sequence of photos of the Moon transiting Earth, seen from a very long way away,

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Webcast Tonight! Planetary Scientist and Society President Jim Bell
Watch It Live or Later On Demand

Posted by Mat Kaplan on 2013/02/20 07:59 CST

Professor Bell's topic is "Exploring Mars, the Moon, Asteroids, and Comets with Rovers and Landers," and there is no one better to talk about this subject.

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A forgotten image of Earth and the Moon

Posted by Emily Lakdawalla on 2013/02/13 07:45 CST | 4 comments

While researching another story, I came across an image I don't remember ever seeing before, of a moonrise from an unexpected source.

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The Earth is a Planet: Why We Explore Space

Posted by Bill Dunford on 2013/02/11 10:50 CST

Why spend effort and scarce resources on space exploration when we have so many problems here at home? Turns out, there are some pretty good reasons.

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Galileo Messengers: Cruise to Venus, Earth, Gaspra, Earth, Ida, and almost to Jupiter

Posted by Emily Lakdawalla on 2013/02/05 08:40 CST | 2 comments

It's taken me a year to face the emotionally draining task of reading and writing about Galileo's cruise phase as chronicled in the mission's newsletters.

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Planetary Society Weekly Hangout, Thu Jan 31 1200PT/2000UT: Sarah Noble on lunar science and working for NASA HQ

Posted by Emily Lakdawalla on 2013/01/31 02:00 CST

We welcomed Sarah Noble to our weekly Google+ Hangout. Sarah is a lunar geologist and a civil servant working in the Research & Analysis program at NASA Headquarters, and has recently been named Program Scientist for the LADEE lunar mission.

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