A visitor is hurtling through the void, a silent, ancient vagabond from an alien star system, and by the end of the week, it will make its closest ever approach to Earth. This is no ordinary comet; it ...

Exoplanets are planets that orbit stars other than the sun and thus exist outside the solar system. The word "exoplanet" ...

Gas giants are truly fascinating. While our solar system has Jupiter and Saturn that are categorized under the umbrella, several gas giants exist outside our neighborhood as well. The largest of them, ...

ALMA reveals unusual “alien” water in interstellar comet 3I/ATLAS, showing it formed in an extremely cold, distant star ...