HH 2 Video (Annotated)

About this video
Duration: 4 seconds

With images taken by Hubble in 1994, 1997, and 2007, this movie shows how the clumpy gas in the jets is moving at different speeds. When fast-moving blobs "rear-end" slower gas, bow shocks arise as the material heats up.

Astronomical, Bow Shocks, Emission Nebulae, Hubble Telescope, Illustrative, Nebulae, Stars, Stellar Jets


Credit: NASA, ESA, P. Hartigan (Rice University), and G. Bacon (STScI)

Publication: August 31, 2011

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