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Spiral Galaxy (Blue)

A hazy range of blues with darker blue around the edge makes up the base of this swirling spiral of white lines twirling inward toward a white cloud with a white spot in the center. White dots representing stars speckle the image.
Credit: NASA
Published: December 19, 2022

An illustration of a spiral galaxy. The colors depicted in this illustration are for artistic purposes only.

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An illustration showing a blue, front view of a barred spiral galaxy.
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A background of medium, bright blue shows a bright, white, thin line that creates an oblong, elongated swirl that connects in the middle with a lighter blue, diffuse cloud. White dots representing stars speckle the image.
Barred Spiral Galaxy (Front View, Blue)
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A graphic shows a dark but diffuse purple ring that is centered in the image. The dark purple fades into a bright purple, then a light blue that fades lighter towards the center where there is a bold, black circle.
Black Hole
An illustration of NASA's TESS spacecraft.
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This illustration of NASA's TESS shows the spacecraft in shades of blue. The multi-sided, cylindrical shaped main body of the satellite has two solar array "wings," each extending out from the sides of the satellite which is attached to an open, cone shaped bottom piece. Nestled inside the cone are four squares which show the relative positions of TESS’s cameras.
TESS (Transiting Exoplanet Survey Satellite)
An illustration of NASA's James Webb Space Telescope.
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This illustration shows NASA's James Webb Space Telescope in shades of blue. Its base is made up of multiple different layers in an elongated shape. On top of the base sits the observatory's primary mirror which is a large hexagonal shape made up of smaller hexagons. Two rods at the base and one at the top protrude forward and all connect to a small disc, shaped object.
James Webb Space Telescope
An illustration of a planetary nebula.
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A subtly transparent, colorful hourglass shape has a central point that is a white circle surrounded by bright, white haze. Extending outward from the center in opposite directions are plums of color that form the hourglass shape. The central part of each plume starts as an icy, light blue and fades upward into a purple color and outward into red. White dots representing stars speckle the image.
Planetary Nebula (Version Two, Purple)
An illustration of JAXA's Suzaku spacecraft.
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This illustration shows the Suzaku spacecraft in shades of blue. The long body of the spacecraft is narrower at the top than at the bottom, which has a hollow area underneath. Solar panels extend to either side of the widest part of the body. Round circles representing the telescopes extend from the top of the narrowest part of the body.
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An amorphous, diffuse purple blob that's darker around the rim with a light, whitish center. White dots representing stars speckle the image.
Irregular Galaxy (Version One)
An illustration of the EXCLAIM instrument.
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An illustration in multiple shades of blue depicting EXCLAIM. The instrument is made up of a hollow cylindrical object next to a rectangular object. The whole instrument sits within a framework that extends upwards to a point, where it will attach to a balloon.
EXCLAIM (Experiment for Cryogenic Large-Aperture Intensity Mapping)
An illustration of NASA's ASTHROS spacecraft.
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A graphic of ASTHROS is shown in light and dark shades of blue and has a main cage-like body with large, rectangular panels stemming from its sides, small square panels on its lower half, and a thin structure protruding from the top. (This structure will attach to a large balloon). A telescope protrudes from the back of the structure.
ASTHROS (Astrophysics Stratospheric Telescope for High Spectral Resolution)
An illustration of ESA's XMM Newton observatory.
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This illustration shows ESA's XMM-Newton observatory in shades of blue. Overall, the craft is dragonfly-shaped with a long, cylindrical body and an open "head" from which two solar array "wings" extend.
XMM Newton (X-ray Multi-Mirror Mission Newton)
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At the center of a series of nested blue circles is a black dot representing a black hole. A pair of cone-shaped, white jets emerge from either side of the black hole, tilted 45 degrees from vertical. The outermost blue circle has layered scalloped edges.
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An illustration of the HaloSat spacecraft.
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This HaloSat illustration shows the space telescope in shades of blue. The body of the spacecraft is a rectangle with three circles along the long, narrow side. One solar panel extends from the spacecraft body.
HaloSat
An illustration of NASA’s CGRO spacecraft.
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A graphic of CGRO is shown in light and dark shades of blue. The body of the spacecraft is rectangular, topped with two circular objects. Solar panels extend to either side, and a long pole with a small satellite dish at the end extends from the front end of the spacecraft.
CGRO (Compton Gamma-Ray Observatory)
An illustration of a purple elliptical galaxy.
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A diffuse oval is outlined by dark purple but is primarily a medium, bright purple except for the center, a bright white spot surrounded by a small ring of white haze. White dots representing stars speckle the image.
Elliptical Galaxy (Purple)
An illustration showing the side of a blue spiral galaxy.
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A horizontal oval is outlined by diffused, dark blue surrounding a brighter blue which fades to be lighter and brighter as it moves inward. The center of the shape is a hazy white circle. Cutting across the center of the image is a flattened disc outlined in dark blue with a light blue center. White dots representing stars speckle the image.
Spiral Galaxy (Side View, Blue)
An illustration showing an edge-on view of a black hole.
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A graphic shows a central black circle outlined in white. This circle is surrounded by a black ring which is surrounded by a light blue ring which then fades outward into bright and then dark and diffuse purple. Across the middle of the image is a light blue line that gives the appearance of a ring around the circular object.
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An illustration of NASAs Spitzer.
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This illustration shows NASA's Spitzer Space Telescope in shades of blue. The main body of the observatory is cylindrical with an open top and a large piece containing the observatory's solar array on a panel on the telescope's back.
Spitzer Space Telescope
An illustration of NASA's SOFIA, a modified Boeing 747 aircraft.
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This illustration shows NASA's SOFIA in shades of blue. SOFIA is a modified Boeing 747SP aircraft, and so it is shaped like a commercial airplane, with the NASA and German Aerospace Center (DLR) logos on its tail.
SOFIA (Stratospheric Observatory for Infrared Astronomy)
An illustration of NASA's PIPER instrument.
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This illustration shows NASA's PIPER instrument in shades of blue. Piper has a cage-like structure with a large cylinder inside of it and smaller boxes attached around it. Long thin support pieces extend from the body upward, which will attach the payload to a large balloon.
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An illustration of the ASCA spacecraft, developed by the Institute of Space and Astronautical Science in Japan.
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A graphic of ASCA is shown in light and dark shades of blue. The body of the spacecraft is bottle shaped, and an array of solar panels crosses on top of the widest part.
ASCA (Advanced Satellite for Cosmology and Astrophysics)
An illustration of a blazar, or an active galactic nucleus that emits a powerful radiation jet. 
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A graphic shows a diffused, dark purple ring that fades inward to a bright purple, a lighter purple, and eventually to a light blue gradient. At the center of the circular object is a small black circle from which a transparent beam is emitted, starting as a transparent blue and moving into green, yellow, orange and red.
Blazar
An illustration showing a blue, side view of a barred spiral galaxy.
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An illustration has an elongated oval in light blue stretching across the center, outlined in a darker blue. Behind the strip is a diffuse, very light blue cloud that fades into a light blue and then a darker blue. All over the image are white speckles, representing stars.
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An illustration of a quasar.
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A graphic shows a tilted disc in the center. A dark, diffuse purple ring lines its outer edge. The dark purple fades inward to a bright purple, light blue, and then lighter until it reaches the center where there is a black spot. From both the top and bottom of the disk's center, an icy light blue beam shoots out.
Quasar
An illustration of NASA's Nancy Grace Roman Space Telescope.
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This illustration shows NASA's Roman mission in shades of blue. A multi-sided cylindrical body has an opening at its top. Exending from the opening are panels along the top half. A flat panel on the back represents the solar panel. Along the side of the body a few instruments are visible.
Nancy Grace Roman Space Telescope
An illustration of NASA's COBE spacecraft.
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COBE is illustrated in light and dark blues. With two wings made up of three rectangular solar arrays each, the spacecraft's main body is made up of a striped, multi-sided cylinder with an attached cone-shaped structure on top.
COBE (Cosmic Background Explorer)

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