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  • Exoplanets turn the knobs on radio star transmissions Many postings on this site deal in one way or another with the energetic radiation from the hot, multi-million degree outer atmospheres - the "corona" - of stars like the Sun ...
    Posted Oct 20, 2019, 3:37 PM by Jeremy Drake
  • 20 years of Chandra: stars and planetary systems While working in astrophysics is generally a "jolly good gig", spillover into everyday personal life is pretty much a given, leaving you always paddling around in it to some extent ...
    Posted Oct 13, 2019, 7:21 AM by Jeremy Drake
  • Spin doctor prescribes new dynamo treatment There are many subfields of astrophysics in which a rudimentary understanding of the physics involved has been established for many years, but for which the real details of what is ...
    Posted Oct 12, 2019, 1:52 PM by Jeremy Drake
  • Keeping a lid on it In a post from late 2016, I discussed the magnetic energy build-up on the surfaces of stars like the Sun, as the magnetic fields are twisted and stretched ...
    Posted Oct 12, 2019, 1:55 PM by Jeremy Drake
  • The Revolution Revolution! The magnetic field generating capability of stars like the Sun is driven by rotation acting in concert with convection. Convective motions in a rotating fluid sphere - which is essentially what ...
    Posted Oct 11, 2019, 11:13 AM by Jeremy Drake
  • The planets with an electric heater turned to high We now know that planets are common around M dwarfs, and the 100 billion or so M dwarfs in our own Galaxy mean the chance of there being "habitable" worlds ...
    Posted Nov 4, 2018, 9:22 AM by Jeremy Drake
  • Finding Life in... Outer Space?! Back in 2013, I proposed a three part film series to the Smithsonian Channel on "Life in the Cosmos" - an attempt to look into all the astrophysics involved in the ...
    Posted Mar 23, 2018, 10:56 AM by Jeremy Drake
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