Tianwen 1 has spotted the solar system's latest interstellar intruder from Mars orbit. China's Tianwen 1 Mars orbiter has ...

From the orbit of Mars, China's Tianwen-1 sent back new and intriguing images of our interstellar visitor. An animation shows ...

Comet 3I/ATLAS, which made a close approach to the sun, has prompted lots of public interest. Kim Kardashian asked NASA's ...

While the total solar eclipse was the celestial focus in April 2024, the "Devil Comet" also received attention from skywatchers. Known officially and scientifically as Comet 12P/Pons-Brooks, the rare ...

A newly discovered comet will soon be gracing our evening sky. On Sept. 10, Vladimir Bezugly of Dnipro, Ukraine was examining online images of a low-resolution public website showing images obtained ...

As scientists worldwide speculate about the giant comet 3I/ATLAS, we look to NASA, the Galileo Project, and other sources to try to make sense of it all.

You have just a few weeks left to view the "comet of the century" making its 80,000-year orbit around Earth. Comet C/2023 A3 Tsuchinshan–ATLAS will be visible with the naked eye from Earth until late ...

"If the object is an alien spacecraft slowing down, and the anti-tail is braking thrust, then this change from anti-tail to ...

Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over time? In a paper published in the journal Icarus, two SETI Institute researchers show that ...

The strange outer-space object 'Oumuamua flew through our solar system in 2017 and captured our imaginations. Meaning "scout" or "messenger" in Hawaiian, 'Oumuamua was the first known visitor from ...