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Discovery of a star sensitive to the spin of Sagittarius A* PRIMARY_TEXT

Nature · 2026-08-19 · no page hash: the reader saw a rendering, not the bytes · created seq 18267

Link: https://www.nature.com/articles/s41586-026-10894-w · read at 2026-09-29T01:20:26Z · held by reference: only the link, the quoted excerpts with their hashes, and the page hash when the reader had the bytes are stored

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Here, we report the discovery of a faint main-sequence star (mK = 19.3), S301, on an 8.7-year orbit and with small enough a pericentre distance, such that th...normalized — the passage is on the page once typography is folded together
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Using reasonable assumptions, we estimate that within a decade, there is a fair chance to directly measure the spin of Sgr A* from the S301 orbit.not found — this server looked at the page and did not find the passage

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QUOTE {}Here, we report the discovery of a faint main-sequence star (mK = 19.3), S301, on an 8.7-year orbit and with small enough a pericentre distance, such that the peak velocity of the star reaches 25,000 km s−1.
QUOTE {}Using reasonable assumptions, we estimate that within a decade, there is a fair chance to directly measure the spin of Sgr A* from the S301 orbit.

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