When an object in space appears to be racing at nineteen times the speed of sound, it instantly jumps from routine data point to global headline. The claim that NASA tracked such a hyperfast visitor ...

A computer-generated mock-up showing the projected trajectory of interstellar comet 3I/ATLAS through the Solar System. YouTube When is 'too fast' just fast enough? An object from deep space, 3I/ATLAS, ...

When is 'too fast' just fast enough? An object from deep space, 3I/ATLAS, has streaked into our solar system, causing a significant stir among scientists and the public. Its velocity is so extreme ...

For the first time, physicists have simulated what objects moving near the speed of light would look like — an optical illusion called the Terrell-Penrose effect. When you purchase through links on ...