Solar System • TaraTatva

That tiny moving dot marks Comet 3I/ATLAS—our latest interstellar guest. 3I/ATLAS May Be 7 Billion Years Old. Image credit: ESO / O. Hainaut

July 11, 2025

Space

3I/ATLAS May Be 7 Billion Years Old

Astronomers spot 3I/ATLAS, an interstellar comet possibly 7 billion years old. It may unlock secrets…

This diagram shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system. It will make its closest approach to the Sun in October. NASA/JPL-Caltech

July 8, 2025

Space

Solar System Visitor 3I/ATLAS Sparks Awe and Wonder

NASA confirms comet 3I/ATLAS as an interstellar visitor. Discover its speed, path, and what it…