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 ...

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 ...

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

Comets that have hit Earth have been a mixed bag. Early in Earth's history, during the solar system's chaotic beginning, they ...

and stared back at the birth of our solar system. They were stunned by what they saw. Scientists have long known that the planets, comets, and other bodies orbiting the sun were born, some 4.5 ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast ...

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 ...

The solar system is made up of the Sun (our nearest star) and the objects that orbit around it, including planets, asteroids and comets ... Jupiter is the largest planet in the solar system ...