NOIRLab noirlab2510: Planetary System Found Around Nearest Single Star — Gemini North’s MAROON-X instrument finds evidence for four mini-Earth exoplanets around our famous cosmic neighbor Barnard’s Star. Using in part the Gemini North telescope, one half of the International Gemini Observatory, partly funded by the U.S. National Science Foundation and operated by NSF NOIRLab, astronomers have discovered four sub-Earth exoplanets orbiting Barnard’s Star, the nearest single star …

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Planetary System Found Around Nearest Single Star
11 March 2025 — NOIRLab Science Release noirlab2510
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Using in part the Gemini North telescope, one half of the International Gemini Observatory, partly funded by the U.S. National Science Foundation and operated by NSF NOIRLab, astronomers have discovered four sub-Earth exoplanets orbiting Barnard’s Star, the nearest single star system to Earth. One of the planets is the least massive exoplanet ever discovered using the radial velocity technique, indicating a new benchmark for discovering smaller planets around nearby stars.

The release, images and videos are available on:
https://noirlab.edu/public/news/noirlab2510/

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NOIRLab Communications, Education & Engagement
11 March 2025




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