Researchers have pushed back on NASA's claims that 3I/ATLAS is an ordinary comet, just hours before it makes its closest ...

Astronomers have attempted to explain the non-gravitational acceleration of comet 3I/ATLAS, our third confirmed interstellar visitor, in a way that removes the need for "non-natural hypotheses for ...

Researchers have proposed an idea that could explain Oumuamua's acceleration It's possibly from the outgassing of molecular hydrogen "It's exactly what should happen to interstellar comets," study ...