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Searching For Extragalactic Exoplanets: A Survey Of The Sagittarius Dwarf Galaxy Stream With TESS - Astrobiology

Summary by astrobiology.com
To date no exoplanets have been detected outside the Milky Way, and their extragalactic occurrence rates are poorly constrained. Using available data from TESS we perform the first transit survey of the Sagittarius dwarf galaxy stream using 15,176 main sequence stars identified as likely members. We calculate an upper limit of
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astrobiology.com broke the news in on Friday, February 20, 2026.
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