A peculiar interstellar visitor, 3I/ATLAS, is challenging comet theories with its sunward tail and unusual composition. While ...

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

As 3I/Atlas neared its closest point to the sun in its orbit, the internet was abuzz with curiosity about the comet.

I/Atlas continues to head toward Earth, reaching a close distance to our sun. Here's what to know about the online discord ...

Jupiter would need 80 times its current mass to ignite as a star, with gravity that could fling Earth out of the solar system ...

The comet – named 3I/ ATLAS – was discovered this summer and led to excitement because it appears to be an interstellar comet ...

"The national security establishment has already been doing this for five decades but thought that no one could replicate it, ...

Flexible solar panels are thinner, lighter and more versatile than standard ones, making them ideal for curved roofs, ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

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.

Discover why another scientist believes 3I/Atlas could be an intelligent visitor from another solar system in this intriguing ...

At Colorado State University’s Western Colorado Research Center, a new experimental system has recently been installed that ...