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15 November 2011
Earth at Night and Spirit Rover Time Lapse
Over the last couple of days, I’ve seen two awesome time-lapse videos making the rounds on the internets. Here they are for your viewing pleasure:
25 May 2011
R.I.P. Spirit Rover
We all knew this day would come. Yesterday NASA announced that it would be stopping efforts to contact the Spirit rover after a final set of commands early this morning.
12 January 2011
Teacher Webinar: Rovers and Career Advice
Yesterday I had the opportunity to give my first ever “webinar” to a group of teachers and some of their students, and thanks to the miracle of the internet, the whole thing is recorded so you can watch it too! Shoshe Cole, another Mars graduate student here at Cornell gave the first presentation, focusing mostly on general Mars background info and the current Mars Exploration Rovers. My presentation starts at just shy of 1 hour into the recording, and I talked about Mars Science Laboratory and my involvement in the mission through ChemCam work and landing site selection.
We also both included some career advice for the teachers to pass onto their students, so if you or someone you know are interested in a career in planetary science (or science more generally), you might want to take a look!
4 June 2010
Spirit Rover Discovers Carbonates
Big news from Mars today, Spirit has found evidence for significant amounts of carbonates in the rocks of Gusev crater! Carbonates are really important for two reasons: first of all, Mars has a very thin CO2 atmosphere right now. Too thin for water to remain as a liquid on the surface: it would just boil away and freeze at the same time! But there is lots of evidence that water …
29 April 2008
I’m on downlink duty for Spirit this week, and here’s an update on the winter power situation, inspired by the site everyone loves to hate (or hates to love?):