GJ 3090 b orbits its red dwarf backwards and leaves theorists without a giant companion to blame
No Comments on GJ 3090 b orbits its red dwarf backwards and leaves theorists without a giant companion to blame
Astronomy & Astrophysics and arXiv report GJ 3090 b on a retrograde orbit (ψ ≈ 136°) around its M dwarf — the first such case for a red-dwarf host — with no detected massive companion to explain the tilt.