News Release Archive:

News Release 657 of 1048

April 26, 2001 02:00 PM (EDT)

News Release Number: STScI-2001-13

'Survivor' Planets: Astronomers Witness First Steps of Planet Growth - and Destruction


Image: Illustration of the Dynamics of a Proplyd

Illustration of the Dynamics of a Proplyd

Screen-use options: These files are created for viewing on your monitor

Print-use download options: These files are designed to fit on letter-size paper


As fine dust particles clump together deep inside the protoplanetary disk, ultraviolet radiation from a nearby hot star eats away at the disk. The outer portions of the gas bubble are then heated and removed by energetic ultraviolet radiation. Material falling from the disk toward the central object fuels twin gas jets.

Image Type: Illustration

Illustration Credit: NASA, ESA, and A. Feild (STScI)


All images from this news release:

To access available information and downloadable versions of images in this news release, click on any of the images below: