NASA confirms the arrival of 3I/ATLAS, the third interstellar object. The ATLAS project spotted it in June 2025. Its speed and trajectory confirm it's not bound by the Sun. Scientists are eager to ...

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, ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...

3I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the galaxy. By Kenneth Chang For only the third time, astronomers have found ...

The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

A mysterious, uninvited guest has been spotted shooting through the solar system at breakneck speed. And, for the first time, you can now see this interstellar visitor barreling towards us for ...

In 2017 Oumuamua became the first known object to enter our solar system from another star Its strange shape and speed defied explanation Now scientists are preparing Project Lyra a daring mission to ...

PRESQUE ISLE, Maine (WAGM) - Aroostook County’s iconic Maine Solar System Model is about to get even bigger. Two new dwarf planet models are being added to the roadside attraction that has inspired ...