Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

Explore the immense challenges of traveling beyond our solar system as we examine the limits of distance energy and human ...

Interstellar comet 3I/Atlas is once again visible from Earth, offering amateur astronomers a rare chance to track a ...

Interstellar comet 3I/ATLAS accelerates mysteriously, raising questions about its origin and what it means for humanity.

The comet, officially detected on July 1, 2025, by the ATLAS (Asteroid Terrestrial-impact Last Alert System)telescope in Chile, has been confirmed to be travelling on a hyperbolic trajectory, meaning ...

A rare cosmic visitor, 3I/ATLAS, the third confirmed interstellar object, was discovered in July 2025. This object, on a ...

Mysterious Interstellar Comet 3I/ATLAS, a rare visitor from beyond our Solar System, will make its closest approach to Earth ...

The comet 3I/ATLAS, discovered on July 1, 2025, by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in Hawaii, marks ...

Interstellar comet 3I/ATLAS reaches its closest approach to the Sun in a high-stakes “acid test” moment. Will it survive or ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

Astronomers say 3I/Atlas will be visible in parts of the US sky for a short time, giving viewers a unique look at a comet from beyond our solar system.