The ESA’s Mars Express spacecraft has imaged the channel of a river that flowed long ago on the Red Planet: Reull Vallis: a river ran through it – ESA
![Reull_Vallis_node_full_image[1]](https://i0.wp.com/hobbyspace.com/Blog/wp-content/uploads/2013/01/Reull_Vallis_node_full_image1.jpg?resize=375%2C163)
Here’s a 3D view:
![3D_view_of_Reull_Vallis_node_full_image[1]](https://i0.wp.com/hobbyspace.com/Blog/wp-content/uploads/2013/01/3D_view_of_Reull_Vallis_node_full_image1.jpg)
The Sling-Sat orbital debris removal concept
Leonard David writes about the Sling-Sat concept for space debris removal developed by Daniele Mortari and Jonathan Missel at Texas A&M: “Sling-Sat” Idea for Removal of Orbital Debris – Coalition for Space Exploration.
The problem of space debris and the Sling-Sat debris removal system are depicted in this short film:
FISO: Disruptive Tolerant Networking for space
The latest presentation to the Future In-Space Operations (FISO) study group is now posted in the FISO Working Group Presentations Archive. Both slides (pptx) and audio (mp3) are available for the talk, An Overview of Disruption Tolerant Networking Technology and Applications, Kevin Gifford, University of Colorado – January 16, 2013
Videos: Curiosity update + Comet ISON
Here’s a new Curiosity rover report from NASA JPL:
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Here is NASA video about the “newly-discovered Comet ISON, which could become visible in broad daylight later this year”
Canadian Space Agency facing difficult times
A reader points to this article about the struggles the Canadian Space Agency is having: Canada’s space agency spirals towards Code Red: CSA battered by funding cuts, criticism from government, and loss of leader – Greg Weston/CBC News.