“Exploring the Ghostly Side of Galaxies with Dragonfly”, presented by Dr. Roberto Abraham Abstract: Bigger telescopes are usually better telescopes…. but not always. In this talk I will explore the ghostly world of large low surface brightness structures, such as galactic stellar halos, low-surface brightness dwarf galaxies, and other exotica such as supernova light echoes.…
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“The World Records of the Universe”, presented by Dr. Bryan Gaensler Abstract: We all love it when a world record is broken. But the records set here on Earth are puny and pathetic compared to those set elsewhere in our vast cosmos. What’s the coldest place in space? What’s the fastest object in the Universe?…
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“Seeing Beyond Red with Cool Technology”, presented by Dr. Suresh Sivanandam Abstract: Humans often don’t realize that they can sense more than visible light. They feel infrared radiation as heat, which is also another form of light. Over the past few decades, there has been an explosion of technological innovation in the detection of infrared…
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Thermonuclear Supernovae and the Quest to Understand Why White Dwarfs Explode by Professor Marten van Kerkwijk If a carbon-oxygen white dwarf explodes, it will look like a type Ia supernova, with most of the carbon and oxygen fused to silicon- and iron-group elements. But it remains unclear both under what physical conditions the explosions are triggered and in what…
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Welcome back to a new school year! We will be continuing our monthly ASX’s Star Talk on September 24th at 8pm. Our speaker is Keith Vanderlinde, an Assistant Professor at the Dunlap Institute and Department of Astronomy and Astrophysics at the University of Toronto. Prof. Keith Vanderlinde has spent the last decade building and using telescopes to…
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