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Latest Guest Blog Posts

Another Day in the Solar System

Posted by Bill Dunford on 2014/05/12 09:56 CDT | 1 comment

One day, five worlds.

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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 comment

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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Dawn Journal: Explaining Orbit Insertion

Posted by Marc Rayman on 2014/05/06 08:21 CDT | 4 comments

Less than a year from its rendezvous with dwarf planet Ceres, Dawn is continuing to make excellent progress on its ambitious interplanetary adventure. But once it gets to Ceres, just how will it go into orbit? Marc Rayman explains.

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How Weird Is Our Solar System?

Posted by Jaime Green on 2014/05/05 10:54 CDT | 6 comments

Earth and its solar system compatriots all have nearly circular orbits, but many exoplanets orbit their stars on wildly eccentric paths. Is our home system strange? Or is our sense of the data skewed?

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Mars Exploration Rovers Update: Opportunity Roves to Next Clay Mine

Posted by A.J.S. Rayl on 2014/05/02 10:36 CDT | 3 comments

The Mars Exploration Rovers mission cruised toward the Martian spring, Opportunity is powered-up and cleaner than it has been since its first winter on Mars.

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An Open Letter to the Planetary Science Community

Posted by Jim Bell on 2014/05/01 02:15 CDT

Dr. Jim Bell, a planetary scientist and President of the Planetary Society, calls on his colleagues to write Congress in support of planetary exploration and to support The Society.

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Highlights From OSIRIS-REx Science Team Meeting #6

Posted by Dante Lauretta on 2014/04/30 07:49 CDT

The OSIRIS-REx Science Team gathered at the University of Arizona from April 22–24, 2014 for their sixth meeting. Principal Investigator Dante Lauretta discusses a few of the highlights.

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Another Pale Blue Dot — Uranus Spied By Cassini

Posted by Val Klavans and Ian Regan on 2014/04/30 06:53 CDT | 1 comment

The Cassini mission has already returned an array of images of other solar system members from Saturn orbit: Earth (and the Moon), Venus, Mars, and Jupiter. It’s time to add another world to that list!

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Green Bank Telescope Helps Out an Old Friend

Posted by Tania Burchell on 2014/04/28 09:26 CDT

The Green Bank Telescope has been called into emergency service to play radar ping-pong on a close-by asteroid with Arecibo Observatory’s 100-meter William E. Gordon radio telescope.

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Spitzer Space Telescope Observations of Bennu

Posted by Dante Lauretta on 2014/04/24 10:06 CDT

What can studying the thermal emission of Bennu with the Spitzer Space Telescope tell us about its physical properties?

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