By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that ...

Measured on its inbound leg, 37 miles per second, 3I/ATLAS was a member of the Solar System already travelling at a speed that was certainly foreign and it started to act like a comet in a way that ...

The interstellar comet 3I/ATLAS arrived looking like a routine icy visitor and then promptly started shredding the rulebook that astronomers use to understand these objects. From its skewed tail to ...

The interstellar object 3I/ATLAS has sparked intrigue in the scientific community after NASA's SPHEREx spacecraft detected organic compounds, including methane and cyanide.

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...