This revealed that A117uUD met up with Saturn, the second-largest planet in the solar system ... Jupiter on Dec. 9, 1980. "Our results show that the case of comet A117uUD is similar to that ...

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 striking Comet C/2025 F2 (SWAN) photograph was captured by astrophotographer Josh Dury at 4:50 a.m. local time on April 9.

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

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 ...

The solar system is our cosmic neighborhood, made up of the sun and everything that orbits it — planets, moons, asteroids, comets, and even dust and gas. The order of the planets in the solar ...

In late 2017, a mysterious object tore through our solar system at breakneck speed. Astronomers scrambled to observe the fast moving body using the world’s most powerful telescopes. It was found to be ...

Save guides, add subjects and pick up where you left off with your BBC account. The Sun is the largest object in the Solar System and was the first to form. The huge gravitational pull of the Sun ...

Our Moon orbits the Earth. All of the other planets except Mercury and Venus have at least one moon. The Sun is the largest ... The Solar System also contains objects called comets.