The mystery behind the famous 1977 “Wow!” signal has gained renewed attention after a Harvard astronomer proposed that the newly observed interstellar object 3I/ATLAS may be linked to the event. The ...

The most mysterious interstellar visitor of our time has just spoken. After months of exhibiting bizarre behaviour—including lacking a visible tail and moving on an unprecedented trajectory—the ...

As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic milestone. In late 2026, it will become the first spacecraft to travel so far that ...