Launched from Earth in 1977 to explore the world of Jupiter and Saturn, the twin Voyager probes are still alive and kicking, but not in the solar system. The two probes have been operating in interstellar space, crossing the heliospheric boundary where our Sun’s impact ends. Known as the time capsule of a bygone…
The European Space Agency (ESA) has approved a new mission to visit a comet and other interstellar objects that have just started their journey into the inner Solar System. The Comet Interceptor will be launched with the Ariel exoplanet mission in 2029. The probe aims to explore a comet that has spent little time in…
It was in 2017 when an object raised curiosity among astronomers and commoners the world over. Oumuamua, was coming from outside of our solar system, the region known as interstellar space. But, was it the first visitor to travel close to Earth? At the time it was. A secret memo released by the US Space Command now…