3D method can accurately measure gravity in wide binary stars, as demonstrated by pilot study

Since the third Gaia data release in 2022, wide binary stars with separation greater than several thousand astronomical units have been intensely investigated across the world, to probe the nature of ...
Phys.org

3D velocity analysis of wide binaries supports modified gravity at low acceleration

Wide binary stars with separation greater than about 2000 astronomical units are interesting natural laboratories that allow a direct probe of gravity at low acceleration weaker than about 1 nanometer ...
EurekAlert!

New method of measuring gravity with 3D velocities of wide binary stars is developed and confirms modified gravity at low acceleration

Wide binary stars with separation greater than about 2000 astronomical units are interesting natural laboratories that allow a direct probe of gravity at low acceleration weaker than about 1 nanometer ...