
Dr Stephen Grimes
@drstephengrimes
Isotope geochemist with an interest in past climates & meteorites. Supports both WBA & the abolition of the monarchy.
plymouthmeteors.com
ID: 1421529816
11-05-2013 20:46:46
2,2K Tweet
601 Followers
306 Following


Come join us at Geography at Durham on 20th Feb for the The Geological Society #OffTheRails series. I'll be talking about the importance of glaciers for resource security followed by Q&A with Rachel P Oien, Grant Macdonald ❄️🐧🌎🇦🇶 & Mike Bentley. Register to attend (free) in person or online: tinyurl.com/yxsurf8v









Another super high res meteor spectrum. Zero order video is here youtu.be/dEdURA38M9o?si… First time I've managed to fully resolve the Mg Triplet! Popular Astronomy BritAstro Astronomy Now Sky & Telescope Royal Astronomical Society








The power of spectroscopy! Two lovely bright meteors that look pretty much the same to the eye. Turns out they are completely different. One is rock the other iron. #1 is Type A, #2 is Type B Sky & Telescope Royal Astronomical Society #meteors #fireballs Jim Al-Khalili Astronomy Now


Perhaps only the second time a curvy meteor has been caught on video. (See youtu.be/E-hJha7Wbdw?si… ( Turns out I also got the spectrum!, although extremely faint (far left of image) turns out this one was pure Fe. Sky & Telescope Astronomy Magazine #fireballs #meteors

