Science ❯ Physics

Rotational Dynamics

Angular Momentum Planetary Motion Mass Distribution Gravitational Effects Tidal Forces Cometary Behavior Centrifugal Forces Time Measurement Earth Rotation Time Variability Neutron Star Spin Earth's Motion Celestial Mechanics Angular Velocity Measurement Techniques Timekeeping

Radio Search Finds No Signal From Interstellar Comet 3I/ATLAS as Hubble Images Twin Jets

A Green Bank scan set strict limits on possible transmissions, reinforcing evidence for a dust-rich, naturally outgassing comet.

Scientists Detect Largest Known Rotating Filament in the Cosmic Web

Earth Sets Second-Shortest Day of 2025 as Spin Continues to Accelerate

Earth's Spin Breaks Short-Day Records as Timekeepers Halt 2025 Leap Second