HH30-animated


Autor:
NASA Hubble Space Telescope/Wide Field and Planetary Camera 2
źródło:
Wymiary:
183 x 330 Pixel (17680 Bytes)
Opis:
Hubble observations of HH 30 show a pair of thin jets streaming away from the center of a dusty disk. The disk, which is over 40 billion miles (64 billion kilometers) in diameter, is seen almost edge-on. Like a thin, dark cloud moving in front of the Sun, the disk blocks any direct view of its central star. All that is seen are the top and bottom sides of the dusty disk reflecting light from the star, like the "silver lining" of a cloud. The jets reveal the hidden star's location. Astronomers are interested in the disk because it is probably similar to the one from which the Sun and the planets in our solar system formed. HH 30's disk and jet show dramatic changes in the six years covered by the time-lapse movie.
Licencja:
Public domain

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