NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

Astronomers spotted an object speeding at 133,200 miles per hour (about 214,364 kilometres per hour), which is too fast to be ...

NASA has explored the space beyond Earth and our solar system with spacecraft like Voyagers 1 and 2, and how we’ve discovered ...

Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

The European Space Agency (ESA) will launch its bold "Comet Interceptor" Mission after 3I/ATLAS became the third interstellar ...

A fluffy, Jupiter-sized planet may be triggering deadly flares from its star, leading to the slow destruction of its own atmosphere.

The first interstellar object spotted in our Solar System was the cigar-shaped ‘Oumuamua, discovered in 2017 by the ...