APOD: 2020 August 28 – The Valley of Orion
Discover the cosmos!
Each day a different image or photograph of our fascinating universe is
featured, along with a brief explanation written by a professional astronomer.
The Valley of Orion
Visualization Credit:
F. Summers, G. Bacon,
Z. Levay, J. DePasquale, L. Frattare, M. Robberto,
M. Gennaro (STScI)
and
R. Hurt (Caltech/IPAC)
Explanation:
This exciting and unfamiliar view
of the Orion Nebula is a visualization based on
astronomical data
and movie rendering techniques.
Up close and personal with a famous stellar nursery
normally seen
from 1,500 light-years away, the digitally modeled
frame transitions from a visible light representation based on
Hubble data on the left to infrared data from the
Spitzer Space Telescope on the right.
The perspective at the center looks along a valley over a
light-year wide, in the wall of the region’s giant molecular cloud.
Orion’s valley ends in a cavity carved by the energetic winds
and radiation of the massive central stars of the
Trapezium star cluster.
The single frame is part of a multiwavelength, three-dimensional video
that lets the viewer experience an immersive,
three
minute flight through the Great Nebula of Orion.
Tomorrow’s picture: light-dark Mars
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Authors & editors:
Robert Nemiroff
(MTU) &
Jerry Bonnell (UMCP)
NASA Official: Phillip Newman
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