Interstellar visitors don’t have this problem because they were never part of the solar system’s plane to begin with.

Billions of years ago, while the solar system was still young, a massive object may have drifted into it. It's not a spaceship, but it is an alien visitor in its own right—a colossal interstellar body ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

Telescopes around the world are now tracking a new visitor to our celestial neighborhood. Streaking through at a speed and trajectory that not even the Sun's immense gravity can capture, we will only ...

Avi Loeb has revived debate around 3I/ATLAS, the interstellar object that passed through the solar system last year, by ...

Three researchers recently published a paper speculating about whether an object (likely a comet) could be "hostile" alien technology Scientists estimate the object to be more than 12-miles-wide, ...

Here’s what you’ll learn when you read this story: Every time an interstellar object comes whizzing into our Solar System, it brings with it a certain intrigue. Where is it from? How did it form? Why ...

The so-called 'planetesimal belts' are filled with tiny millimeter-sized particles created by collisions between comets. When you purchase through links on our site, we may earn an affiliate ...

Should we be concerned? According to Neil deGrasse Tyson, folks are buzzing about a “possible alien flyby in the next six to seven weeks” thanks to a massive celestial object exhibiting unusual ...

The interstellar comet 3I/ATLAS was the third object ever discovered in our solar system that originated from another star system. Despite a viral conspiracy theory, NASA officials have repeatedly ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...