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Japan, Ogasawara
Stargazing Tour - Observe the best starry sky in Japan, Ogasawara!
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Quiet Stargazing
Rebel rebel
Explore the profound quiet of the universe through NASA's high-resolution archives. Perfect for your stargazing journey.
Celestial Log
NASA Observation
Most galaxies possess a majestic spiral or elliptical structure. About a quarter of galaxies, though, defy such conventional, rounded aesthetics, instead sporting a messy, indefinable shape. Known as irregular galaxies, this group includes NGC 5408, the galaxy that has been snapped here by the NASA/ESA Hubble Space Telescope. English polymath John Herschel recorded the existence of NGC 5408 in June 1834. Astronomers had long mistaken NGC 5408 for a planetary nebula, an expelled cloud of material from an aging star. Instead, bucking labels, NGC 5408 turned out to be an entire galaxy, located about 16 million light-years from Earth in the constellation of Centaurus (The Centaur). In yet another sign of NGC 5408 breaking convention, the galaxy is associated with an object known as an ultraluminous X-ray source, dubbed NGC 5408 X-1, one of the best studied of its class. These rare objects beam out prodigious amounts of energetic X-rays. Astrophysicists believe these sources to be strong candidates for intermediate-mass black holes. This hypothetical type of black hole has significantly less mass than the supermassive black holes found in galactic centres, which can have billions of times the mass of the Sun, but have a good deal more mass than the black holes formed when giant stars collapse. A version of this image was entered into the Hubble's Hidden Treasures image processing competition by contestant Judy Schmidt.
Knowledge Base
Scientific Background
This particular celestial object, Rebel rebel, was captured by NASA's deep space observatories. While its specific historical mythology remains a mystery, objects of this type are crucial for our understanding of cosmic evolution and stellar life cycles.
To observe phenomena similar to this, we recommend using high-contrast filters and a motorized equatorial mount.
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Experience the serenity of the cosmos
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Knowledge Base
Stargazer FAQ
Are the colors in this nebula image real?
NASA often uses 'false color' techniques. Scientists map invisible wavelengths (like infrared) or specific gases to visible colors (red, green, blue) to highlight the nebula's structural details.
Can I see this nebula with a standard telescope?
While some bright nebulas are visible with entry-level telescopes, capturing these stunning details usually requires deep-sky astrophotography equipment and long exposures.