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Blogs

Meet our bloggers...CEO, Bill Nye, Emily Lakdawalla, Bruce Betts, Mat Kaplan, Casey Dreier, and a host of expert and entertaining voices from throughout our vast space community.

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Rosetta shifts from sedate circular orbits to swooping flybys

Posted by Emily Lakdawalla on 2015/02/10 12:35 CST | 9 comments

For the period of time before and after the Philae landing, Rosetta was able to orbit the comet close enough that it was in gravitationally bound orbits, circling the comet's center of gravity. As the comet's activity increases, the spacecraft has to spend most of its time farther away, performing occasional close flybys. The first of these is at 6 kilometers, on February 14.

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A new mission for Akatsuki, and status updates for Hayabusa 2 and Chang'e

Posted by Emily Lakdawalla on 2015/02/09 06:32 CST | 2 comments

Brief updates on four ongoing missions: JAXA's Akatsuki and Hayabusa 2, and China's Chang'e 3 and Chang'e 5 test vehicle. JAXA has articulated the new science plan for Akatsuki. Hayabusa 2's ion engines have checked out successfully. The Yutu rover is still alive on the Moon, and Chang'e 5 test vehicle has successfully tested crucial rendezvous operations in lunar orbit.

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Two Days, Two Launches and Three Landings

Posted by Jason Davis on 2015/02/09 04:38 CST | 4 comments

Within a two-day span, two rocket launches and three ocean landings are scheduled—one of which involves an autonomous spaceport drone ship.

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Planet Formation and the Origin of Life

Posted by Dante Lauretta on 2015/02/09 10:47 CST | 4 comments

To understand the possible distribution of life in the Universe it is important to study planet formation and evolution. These processes are recorded in the chemistry and mineralogy of asteroids and comets, and in the geology of ancient planetary surfaces in our Solar System.

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Rising Stargirls: Girls of All Colors Learning, Exploring, and Discovering

Posted by Aomawa Shields on 2015/02/07 11:38 CST | 1 comment

Aomawa Shields discusses a workshop she designed for underrepresented girls in grades 6-8 that will teach key concepts in astronomy, highlighting what is beyond what we can see with our eyes, using nontraditional methods.

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Ceres coming into focus

Posted by Emily Lakdawalla on 2015/02/06 06:36 CST | 8 comments

The Dawn mission released new images of Ceres yesterday, taken on February 4, when Dawn had approached to within 145,000 kilometers. More details are coming into view, and they're fascinating. For one thing, there's not just one white spot any more: there are several.

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FOIA Request Sheds Light on NASA Mission Extension Process

Posted by Jason Davis on 2015/02/06 04:01 CST | 3 comments

A FOIA request offers insight into NASA's planetary science extended mission review process, which seems, at best, confusing, and at worst—with adjectival ratings like “Very Good/Good”—arbitrary.

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2016 Budget: Great Policy Document and Much Better Budget Plan

Posted by Van Kane on 2015/02/05 07:25 CST | 12 comments

Van Kane gives a summary of the 53-page proposed Fiscal Year 2016 NASA Planetary Science budget.

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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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Mars Orbiter Mission images Mars' moons, including the far side of Deimos

Posted by Emily Lakdawalla on 2015/02/04 10:02 CST | 2 comments

Today I'm excited to show you some previously unreleased images from Mars Orbiter Mission, containing Mars' moons Phobos and Deimos.

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