(Nanowerk News) Comets and asteroids preserve the building blocks of our Solar System and should help explain its origin. But there are unsolved puzzles. For example, how did icy comets obtain ...

Astronomers say they have figured out the true chemical makeup of our solar system, revealing that it contained much more carbon, oxygen and nitrogen than previously thought. Chiefly, the finding ...

The Voyagers’ findings have revealed countless new puzzles about the outer heliosphere ... A diagram of the heliosphere shows the solar system with the solar wind and sun’s magnetic field ...

Two solar system puzzles solved Date: July 25, 2012 Source: Carnegie Institution Summary: How did icy comets obtain particles that formed at high temperatures, and how did the particles acquire ...

Comets and asteroids preserve the building blocks of our solar system and should help explain its origin. But there are unsolved puzzles. For example, how did icy comets obtain particles that ...