In 2016, the Center for Planetary Science proposed a hypothesis arguing a comet or its hydrogen cloud were a strong candidate for the source of the "Wow!" Signal. Get to know how this alien life mystery was solved.
Astronomers have discovered the hottest alien planet ever known, with a dayside temperature of more than 4,300 degrees Celsius.In fact, this planet, called KELT-9b, is hotter than most stars, according to a study published in the journal Nature.
UFO researchers shoot an interstellar mother ship that they claim is heading for Europa.
Scientists say that similar formations on earth show microbial activity as the result of these formations.
Though just one planet has been found in a globular star cluster, scientists believe that there may be more.
Researchers find that it took a longer time than surmised for earth to reach a balanced situation for life to exist.
Unlike what astronomers thought, alien life forms have not been located on star KIC 8462852.
The preserved skeleton of what appears to be a 6-inch "space alien" has been confirmed as human, according to scientists in a new documentary film Sirius.