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Ceres Gets Real; Pluto Lurks

Posted by Paul Schenk on 2015/03/27 04:10 CDT

Although we are still along way from understanding this fascinating little body, Ceres is finally becoming a real planet with recognizable features! And that's kinda cool.

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The Mapping of Pluto Begins Today

Posted by Mark Showalter on 2015/03/20 12:12 CDT | 6 comments

When New Horizons flies past Pluto in July, we will see a new, alien landscape in stark detail. At that point, we will have a lot to talk about. The only way we can talk about it is if those features, whatever they turn out to be, have names.

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What to expect when you're expecting a flyby: Planning your July around New Horizons' Pluto pictures

Posted by Emily Lakdawalla on 2015/03/10 07:06 CDT | 13 comments

As New Horizons approaches Pluto, when will the images get good? In this explainer, I tell you what images will be coming down from Pluto, when. Mark your calendars!

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Pluto Science, on the Surface

Posted by Alan Stern on 2015/02/27 02:39 CST | 4 comments

New Horizons' Principal Investigator Alan Stern gives an update on the mission's progress toward Pluto.

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New Horizons spots Nix and Hydra circling Pluto and Charon

Posted by Emily Lakdawalla on 2015/02/18 11:43 CST | 2 comments

A series of images just sent to Earth from New Horizons clearly shows Pluto's moons Nix and Hydra orbiting the Pluto-Charon binary.

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New Horizons returns first images from mission's Pluto approach phase

Posted by Emily Lakdawalla on 2015/02/04 03:14 CST | 10 comments

Here they are, the first images of Pluto from the approach phase of the New Horizons mission. Science has begun; we're on the home stretch!

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Take My Free Online College Introduction to Planetary Science and Astronomy CSUDH Class

Posted by Bruce Betts on 2015/02/04 05:00 CST

Our own Dr. Bruce Betts is once again teaching his Introduction to Planetary Science and Astronomy college course online. Come join him.

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Year of the 'Dwarves': Ceres and Pluto Get Their Due

Posted by Paul Schenk on 2015/01/15 12:18 CST | 1 comments

This year we achieve the first exploration of these curious but fascinating objects. Paul Schenk explains what we may learn about them.

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With New Horizons Ready to Wake Up, Scientists Prepare for Pluto Encounter

Posted by Jason Davis on 2014/11/14 03:08 CST | 2 comments

When New Horizons wakes up for the final time on Dec. 6, scientists will spend six weeks preparing for the start of the spacecraft's Pluto encounter.

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Twinkling worlds in motion: New Horizons' first optical navigation images of Pluto and Charon

Posted by Emily Lakdawalla on 2014/08/07 02:31 CDT | 15 comments

What's that in the distance? A binary star? Those are two little round worlds dancing in circles, whirling around a point in space located between the two of them. It's Pluto and Charon, clearly separated by New Horizons' camera.

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New Horizons to take new photos of Pluto and Charon, beginning optical navigation campaign

Posted by Emily Lakdawalla on 2014/07/18 05:06 CDT | 7 comments

Technically, Pluto science observations don't begin for New Horizons until 2015, but the spacecraft will take a series of photos of Pluto and Charon from July 20 to 27 as it begins the first of four optical navigation campaigns.

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Will we find signs of tectonics on Pluto? And what would that mean?

Posted by Joseph O'Rourke on 2014/05/26 09:45 CDT | 1 comments

Joseph O’Rourke summarizes a recently submitted paper on tectonic activity on Pluto after the Charon-forming impact.

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New Horizons: Updates From the April 2014 Science Team Meeting

Posted by Simon Porter on 2014/05/07 06:36 CDT | 1 comments

New Horizons team member Simon Porter reports on the state of the mission and Pluto system science from the recent science team meeting at the Applied Physics Laboratory.

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When will we know which is bigger, Pluto or Eris?

Posted by Emily Lakdawalla on 2014/04/30 12:11 CDT | 7 comments

We don't currently know whether Pluto is the biggest thing in the Kuiper belt or not. When will New Horizons give us the answer?

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This is the post where you can comment about the IAU planet definition

Posted by Emily Lakdawalla on 2014/04/30 12:09 CDT | 21 comments

An attempt to corral the discussion of the IAU planet definition in one place on planetary.org, so that we may be free to actually discuss Kuiper belt observations and scientific results on posts elsewhere on this site.

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Intro Astronomy 2014. Class 10: Trans Neptunian Objects including Pluto, KBOs, Comets

Posted by Bruce Betts on 2014/04/18 06:42 CDT

Explore the worlds beyond Neptune including Pluto, Kuiper Belt Objects and comets in this video of class 10 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

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Postcards from Pluto

Posted by Amanda Zangari on 2014/03/12 03:26 CDT | 2 comments

Amanda Zangari shares what it's like to be a scientist on New Horizons, and explains some of the day-to-day workings of the mission behind the scenes.

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2015 will be the Year of the Dwarf Planet, and you need to tell people about it!

Posted by Emily Lakdawalla on 2014/03/05 07:00 CST | 11 comments

I am very excited about 2015, more so than I have been about any year since I started working at The Planetary Society. Dawn will enter orbit at Ceres, and New Horizons, which will fly past Pluto and Charon. But if we want this kind of exploration to continue, I'm challenging you, dear readers, to tell the world why such non-planetary worlds are compelling places to go exploring.

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Predicting Pluto's moons and moondust

Posted by Emily Lakdawalla on 2014/02/19 01:39 CST | 2 comments

Why didn't we discover Pluto's moons until more than a decade after Hubble launched? Mark Showalter helps me answer this question.

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Intro Astronomy Class 1: Tour of the Solar System

Posted by Bruce Betts on 2014/02/11 05:53 CST | 1 comments

Take a tour of the Solar System in the video of class 1 of Bruce Betts' Introduction to Planetary Science and Astronomy class.

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