This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. The Milky Way galaxy has more than 400 billion stars in it. Over the last few decades, ...

Voyager 1 is on a journey that will outlast civilizations, outlive the Sun’s familiar neighborhood, and eventually drift into ...

3I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some researchers suggest it could even be alien-made, drawing comparisons to probes ...

A mysterious celestial object has arrived from outside the solar system.Last time, I talked about 'Tabby's Star,' where a ...

An interstellar comet known as 3I/ATLAS, which swept past the Sun in 2024, could be a 12‑billion‑year‑old relic from deep space and has even been described by a Harvard physicist as a possible alien ...

A mysterious cigar-shaped object spotted tumbling through our solar system last year may have been an alien spacecraft sent to investigate Earth, astronomers from Harvard University have suggested.

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant exoplanet located about 124 light years away from us, and one of the most ...

If there are indeed other beings in our galaxy, and they are sophisticated enough to traverse the expanse of space, their very first encounter with humanity might not be with a human. Rather, they ...

There is no chance in hell our species will be able to reach another Earth-like planet in the Universe in the foreseeable future, so the only way we can get a sense of the habitability of such places ...

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more interesting when you examine what the evidence can actually establish.