A comet has entered the Solar System from interstellar space and will pass through the inner planets later this year, NASA ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

NASA has discovered a rare interstellar object named 3I/ATLAS—only the third of its kind ever detected. The comet, which ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

This Independence Day may feel different for many Americans. Around the country, there are protests planned against Trump’s polices, and in places like southern California, where immigration raids ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth -- but closer to the red planet than us at a safe 150 million miles (240 ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

WASHINGTON (Reuters) -Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...