Astronomers modeled the evolution of planets in the Solar system and found out that Ceres could have formed in a different place than it is now. It orbits the Sun in the Main asteroid belt between planets Mars and Jupiter. However its origins might be well beyond the orbit of Saturn.
Data from the US Department of Defense confirmed that an interstellar asteroid hit Earth back in 2014. That's three years before the first interstellar object Oumuamua was identified going through the solar system.
New thermal observations with ALMA observatory hint at composition of Psyche surface. This large body in Asteroid belt is a target of NASAs Psyche mission, which should arrive at Psyche in 2026.