A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space.
On July 1st, 2025, the third interstellar object (ISO) ever detected was seen making its way through our solar system. Shortly after being alerted by automated detection systems, astronomers at the European Space Agency (ESA) ...
Gemini North captured new images of Comet 3I/ATLAS after it reemerged from behind the sun on its path out of the solar system. The data were collected during a Shadow the Scientists session—a unique outreach initiative that ...
Sometime in 2029, the European Space Agency is scheduled to launch its Comet Interceptor Mission. The Interceptor will wait for a long-period comet to arrive in the inner solar system then set off on a trajectory to rendezvous ...
There's been a lot of speculation recently about interstellar visitor 3I/ATLAS—much of which is probably caused by low-quality data given that we have to observe it from either Earth, or in some cases, Mars. In either case, ...
Analysis of the second confirmed interstellar comet to visit our solar system suggests that the alien body could be covered in erupting icy, volcano-like structures called cryovolcanoes. Researchers also discovered that the ...
A flying piece of cosmic rock or an alien threat? Comet 3I/ATLAS is hurtling through our solar system and captivating scientists and internet users alike, even prompting Kim Kardashian to ask NASA for answers.
NASA unveiled close-up pictures on Wednesday of the interstellar comet that's making a quick one-and-done tour of the solar system.
Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked to predict its trajectory. ESA has now improved the comet's predicted location by a factor of 10, ...
The interstellar object known as 3I/ATLAS just flew past Mars, and China's Tianwen-1 mission managed to snap some pics with its high-resolution camera. According to the China National Space Agency (CNSA), the orbiter's high-resolution ...
