Some violent process must have hurled them into the outer solar system. “We were dumbfounded,” says Donald Brownlee, head of the Stardust team and Joswiak’s boss. “It was astounding to ...

James Unwin: If we do do our searches and it turns out that there is a planet in the outer solar system, this would be an absolutely incredible discovery. Such a strange planet on such an odd orbit.

There are many comets in the outer solar system. Comets are icy objects, which orbit the sun at very large distances. Halley's Comet is a very famous comet that was first recorded as being visible ...

In 2005, the Huygens lander became the first spacecraft to land on a body in the outer solar system. Taking advantage of Titan’s thick atmosphere, Huygens descended via parachute for two and a ...

However, the system is too far away to get visual confirmation of the separation of the inner bodies. Related: 8 strange ...

And that is always a moving experience.” Brown is still busy investigating the outer solar system, but he managed to tear himself away to discuss the next big mysteries in our corner of the ...

Tiny grains from a distant asteroid are revealing clues to the magnetic forces that shaped the far reaches of the solar system more than 4.6 billion years ago. Scientists at MIT and elsewhere have ...