"We're trying to encounter an astronomical object that streaks through our solar system just once and we don’t want to miss ...

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

Oumuamua, the mysterious interstellar object that baffled scientists in 2017, appears to be back in our solar system — and ...

The massive object flew through the solar system at a velocity of about 6km ... The study conducted simulations to show that this scenario had a 1 in 100 chance of taking place, making it a ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea, says Abigail Beall ...

There are also many in a region beyond Neptune called the Kuiper Belt. The solar system also contains small objects called comets. Comets are similar to asteroids, but are made of ice, dust and ...

And tantalizingly, what they found suggests that our solar system may already be flooded with visitors from the star system, which is about 4.25 light years away. These objects range from ...

While most objects in our solar system orbit the same plane, and in the same direction, the orbit of these objects looks like this. Some of them orbit on a slight tilt. Others orbit backwards.

By the time astronomers became aware of the celestial visitor, it was already careening out of the solar system at 110,000 mph. The object's trajectory strongly suggested it came from another star ...

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system ...

Interstellar objects are among the last unexplored classes of solar system objects ... Arna and Shishir wanted to show that Neural-Rendezvous could benefit from a multi-spacecraft concept." ...

There is a nonzero chance that somewhere in the nearby solar system is a rock that might kill us all. This stony assassin may well be orbiting the sun at this very moment, careening down a ...