In 1957, a 300-foot craft landed quietly in Virginia. Out stepped a man in a metallic jumpsuit who simply said, “I need to see the president.” His name? Valiant Thor. He claimed to be from Venus—and ...

Nobody was expecting very strong energy dissipation inside Titan,” says Flavio Petricca, a postdoctoral fellow at NASA’s Jet ...

I/ATLAS was first discovered on July 1, 2025, it has garnered much attention, including speculation, hopes and fears that it ...