Interstellar comet 3I/ATLAS is passing safely through our solar system. Learn about its discovery, its distant path, and why NASA is using Hubble, Webb, and more to study it.

NASA’s SPHEREx joined Webb and Hubble in studying interstellar comet 3I/ATLAS, gathering data on its size, chemistry, and physical traits. While harmless to Earth, the comet provides scientists a rare ...

NASA research reveals that the heliosphere, our solar system's protective bubble, may resemble a deflated croissant rather than a comet. This new model, based on the behavior of solar wind particles, ...

NASA's ATLAS telescope in Chile has detected a fast-moving interstellar comet, named 3I/Atlas, currently located 4.5 au from the Sun. This is only the third alien object observed in our solar system, ...

Amazing NASA facts about solar system explorationIt’s a bubble made by solar wind from the Sun. Its edge, called the termination shock, is about 100 times farther than Earth. What is the heliosphere?

The exact shape of the Oort cloud and how it is affected by forces beyond our solar system have, so far, remained mysterious. Now, researchers have developed a new model that suggests the inner ...

Scientists have just discovered a rare interstellar object hurtling through the solar system, and it's expected to make its closest approach to Earth on October 30. Officially named 3I/ATLAS, the ...

Nasa continues to find worlds that exist far beyond our Solar System. And now, the American space agency has confirmed the discovery of exoplanet number 6,000! An exoplanet is a planet that orbits a ...