Alex Riley
@astroriley
"Misanthropic lefty and bullshit astronomer." @Royalcom1851 Research Fellow @DarkerMatters and @durham_uni but don't blame them for my tweets. He/him.
ID: 888921414555901953
https://ahriley.github.io 23-07-2017 00:39:15
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Excited to share Chris's Flatiron CCA Dynamics School paper showing that Nancy Grace Roman Space Telescope will be able to detect gaps in thin stellar streams out to 2-3 Mpc. This allows for statistical analyses of gaps, which can help constrain dark matter models. Link: arxiv.org/pdf/2305.12045…
TWO papers on the arXiv today! In the first, Gandhali Joshi asks whether the number of bright satellites around a galaxy tells us about its recent merger history – and yes, it does, but only for about 4 Gyr after the merger. arxiv.org/abs/2307.02206 (1/2) (funded by European Research Council (ERC))