Archive by category | International Astronomical Union

IAU: Pluto not a planet after all?

By 5.30pm local time in Prague (GMT+2), we were on version three of the planet definition. A second discussion had been scheduled, after lunchtime saw vociferous opposition to version two (which I blogged about here). A crowd gathered outside the designated room.  Read more

IAU: supernova cake

Oh goodness, I’m disappointed I missed this. Scroll down to the last item. It recounts how, last week, cake was served to celebrate the 1000th anniversary of a supernova that went off in 1006 AD, the brightest in recorded history. I love cake. And this one had a picture of a supernova remnant in icing. How briliant!  Read more