interstellar travel objects

Is the extra-terrestrial bacterium a source of life on Earth? Are we really an Earth-born creature?

When the asteroid moved out of the Solar System in September 2017, it suddenly accelerated instead of slowing down according to calculations.

Oumuamua is a small asteroid-like object or comet, born in a completely different planetary system and travels through the solar system.

Astronomers plan to scan another long asteroid that is often sent by an alien astronaut.

Scientists have not detected alien signals on interstellar travel objects' Oumuamua after the first scans.

The 2015 BZ509 asteroid orbits the Sun and has an orbital reverse with most other objects in the system.