Mass

Space Gravitational lensing helps astronomers determine the true mass of a rogue planet

A brief gravitational lensing event allowed astronomers to measure the mass and distance of a rogue planet, offering new insight into how planets form.

Joseph Shavit

Space Two bold dark matter theories could reveal the universe’s missing mass

Space Breakthrough gravity discovery challenges the existence of dark matter

Discoveries Strange new particle only has mass when moving in one direction

Discoveries Cracking the Code: AI Solves Equation for Galaxy ‘Weight’