Astronomers have been searching the skies using the Atacama Large Millimeter/submillimter Array (ALMA) to study orbital geometries and protoplanetary disks that surround binary stars. The team found ...

(Nanowerk News) Astronomers have found a way to directly measure the amount of gas in protoplanetary disks without needing to make assumptions about the relative amounts of different types of gas, ...

Stars and their planets form when large molecular clouds collapse in on themselves. Gravity pulls the dust and gas into a violent spiral, which flattens out into a structure known as a protoplanetary ...

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 ...