Time is running short for scientists hoping to collect data from 3I/Atlas, a massive interstellar object hurtling away from ...

James Webb Space telescope spots 'big red dot' in the ancient universe: A ravenous supermassive black hole named 'BiRD' ...

I/ATLAS, an interstellar object the size of Manhattan, recently showed signs of non-gravitational acceleration and was seemingly “bluer than the Sun” as it went past Earth’s local star. According to ...

New images reveal the stunning reversal of the interstellar objects “anti-tail” and could be indicative of a “maneuvering” ...

An interstellar comet that originated outside our solar system just flew by the sun. Next, the object will fly by Earth in December.

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark ...

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

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. As a piece of ...

The outer solar system is a vast and mysterious place that could be harboring hidden objects we know almost nothing about — from the elusive Planet Nine and baby black holes to interstellar visitors ...