Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

New observations from the Nordic Optical Telescope, in the Canary Islands, Spain, suggest that 3I/ATLAS's unusual anti-solar tail has changed direction, becoming dominated by a tail that faces away ...

I/ATLAS, believed to have originated from outside our solar system, was first detected in July 2025 by the ATLAS survey telescope.

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...

Surveys in the visible and near-infrared spectral range have revealed the presence of low-albedo asteroids in cometary like orbits (ACOs). In contrast to Jupiter family comets (JFCs), ACOs are ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. What appears to be ...

At head of title: Central Bureau for Astronomical Telegrams, International Astronomical Union. https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source ...

"This finding is the first direct evidence of water’s interstellar journey from clouds to the materials that form planetary ...

Print & Full Archive SubscriptionThis digital issue plus 12 new issues (in print, digital and tablet formats) plus archive access to 1845.$99.00 ...

There is nothing supernatural about this celestial structure, but it is awe-inspiring nonetheless. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works ...