Hypervelocity discoveries with Gaia DR2
- đ¤ Speaker: Douglas Boubert
- đ Date & Time: Wednesday 16 May 2018, 13:45 - 14:15
- đ Venue: Sackler Lecture Theatre, IoA
Abstract
Hypervelocity stars are objects travelling fast enough to escape the Milky Way. In this talk I will showcase the menagerie of hypervelocity stars through the lens of Gaia DR2 : main-sequence stars and pulsars, white dwarfs and subdwarfs. Alongside the observations, I will present the theories that try to explain their extreme velocity. I will end by highlighting the possibility of using these objects to study supernovae (including Type Ia), massive black holes and the Local Group.
Series This talk is part of the Institute of Astronomy Seminars series.
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Douglas Boubert
Wednesday 16 May 2018, 13:45-14:15