S27E18: Lopsided galaxies shed light on the speed of dark matter

SpaceTime Series 27 Episode 18
*Lopsided galaxies shed light on the speed of dark matter
A new study suggests lopsided galaxies are providing astronomers with new clues about a mysterious invisible substance called dark matter.
*Virgin Galactic’s first near spaceflight for 2024
Virgin Galactic has undertaken a successful first flight for the new year with its rocket powered spaceplane carrying four space tourists to the edge of space from its New Mexico spaceport.
*A look back at the Sunrise III mission
Back in July 2022 the Max Planck Institute’s Sunrise III solar observatory high altitude balloon borne telescope made a premature landing just hours after its launch
*February Skywatch
The spectacular constellation Orion and the nearby massive ticking time bomb Betelgeuse are among the highlights of the February night skies on Skywatch.

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This week’s guests:
Planetary scientist Simon O'Toole from Macquarie University
Gavin Schmidt The director NASA’s Goddard Institute for Space Studies
And our regular guests:
Alex Zaharov-Reutt from techadvice.life
Tim Mendham from Australian Skeptics

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