The universe is full of unknown celestial objects, and scientists have only begun to scratch the surface of understanding what's within and beyond our solar system. Among these many objects are comets that orbit the sun,

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first spotted on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System telescope.

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object we've discovered.