For decades, scientists have scoured the skies and planetary surfaces for evidence that life might exist beyond Earth. New ...

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

With the countdown to Baba Vanga’s 2025 alien prediction, astronomer David Kipping proposes a controversial theory about the ...

Mars and Venus, two planets with distinctly unique characteristics, also differ significantly in their placement within the ...