This is an artist's animation of a protoplanetary disk. Newly formed planets can be seen traveling around the central host star, sweeping their orbits clear of dust and gas. These same ring-link ...

In this animation we fly into a protoplanetary disk surrounding a young star. Within the disk, tiny dust grains accumulate layers of ice over thousands of years. These cosmic snowflakes are swept up ...

What appears to be a cosmic tornado is actually a Herbig-Haro jet. Material is ejected from a young star perpendicular to a protoplanetary disk, thought to be driven by the magnetic fields interacting ...

Many newly formed stars are surrounded by what are called protoplanetary disks, swirling masses of warm dust and gas that can constitute the core of a developing solar system. Proof of the existence ...

The Austin Independent School District's budget proposal released Tuesday detailed a plan to reduce planning time for some teachers and increase teacher-student ratios on certain campuses. The plan ...

Add Yahoo as a preferred source to see more of our stories on Google. Credit: NASA’s Goddard Space Flight Center, the Advanced Visualization Laboratory at the National Center for Supercomputing ...