The discovery doubles the known number of these mysterious celestial objects across our solar system that resemble asteroids ...

Researchers think they've just spotted the first known comet or asteroid that may have come from outside our solar system. Astronomer Rob Weryk first spotted the object, called A/2017 U1 on ...

It’s hurtling inward from the edge of our solar system. Luckily ... For one, astronomers say that this comet has the largest nucleus of any comet we’ve seen thus far. They determined the ...

It’s likely that the dark comet team will soon have answers, and our solar system will become just a little bit more predictable. “I don’t think I’ve emotionally prepared myself for that ...

Comets are leftovers, scraps of material that didn't make it to planethood in the events creating our solar system ... toward the deep-space icebox, the biggest news seemed to be the discovery ...

A newly observed interstellar comet is the most pristine visitor from outer space ever seen in our Solar System, according to a pair of studies released Tuesday detailing its unique characteristics.

The comet, called C/2019 Q4, appears to be streaking towards our solar system from an unknown origin point in another star system. Astronomers pointed a Gemini telescope, located on top of the ...

Astronomers say that 'Oumuamua could have been travelling through the Milky Way for hundreds of millions of years before its encounter with our solar system. Just two years after this unexpected visit ...

Whether this phenomenon can bring luck or love is open to debate, but the true origin is linked to the story of our Solar System. Meteors are grains of dusty debris from parent bodies like comets and ...