substellar boundary - Modern Sciences

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What makes a star a star? A strange ‘in‑between’ celestial object is testing astronomers’ boundaries

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Space

What makes a star a star? A strange ‘in‑between’ celestial object is testing astronomers’ boundaries

Md Redyan Ahmed, University of Sydney Around 1,350 light years away from Earth is a star called TOI-2155.…

byMd Redyan Ahmed

August 11, 2026