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A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system itself. Unlike previous interstellar objects, this ice-rich comet seems to ...
In October 1604, astronomer and mathematician Johannes Kepler spotted a new star in the sky and began tracking it. Over the course of several weeks, the star remained visible in the daytime and ...
Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...
James Webb Space Telescope has spotted a rare double-ring galaxy collision 11 billion light-years away, forming an owl-like ...
Amazon Prime Day 2025 isn't slowing down offering incredible markdowns Amazon's Prime Day event is happening now, which means ...
We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.
The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...
Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...
Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the ...
The ancient Greek philosopher Anaxagoras (500-428 BC) was the first person to hypothesize that the seeds of life are present ...