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Astronomy Picture of the Day (APOD) is a website provided by NASA and Michigan Technological University (MTU). It reads: "Each day a different image or photograph of our universe is featured, along with a brief explanation written by a professional astronomer ."
Bliss, originally titled Bucolic Green Hills, is the default wallpaper of Microsoft's Windows XP operating system. It is a photograph of a green rolling hills and daytime sky with cirrus clouds.
KStars is a free and open-source planetarium program built using the KDE Frameworks.It is available for Linux, BSD, macOS, and Microsoft Windows.A light version of KStars is available for Android devices.
Media in category "Astronomy featured pictures" The following 13 files are in this category, out of 13 total. Antennae galaxies xl.jpg 3,915 × 3,885; 14.64 MB.
Featured pictures in Wikipedia. This star symbolizes the featured content on Wikipedia. This page highlights the finest images on Wikipedia. The featured picture criteria explains that featured pictures must be freely licensed or in the public domain, must be of a high technical quality, and must add significantly to at least one article on Wikipedia.
Astronomical pictures, like observational astronomy and photography from space exploration, show astronomical objects and phenomena in different colors and brightness, and often as composite images. This is done to highlight different features or reflect different conditions, and makes the note of these conditions necessary.
Animation of a Lyman-alpha blob. The giant Lyman-alpha blob LAB-1 (left) and an artist's impression of what it might look like if viewed from relatively close (right).. In astronomy, a Lyman-alpha blob (LAB) is a huge concentration of a gas emitting the Lyman-alpha emission line.
A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity. [1] [2] The word is derived from the Greek galaxias (γαλαξίας), literally 'milky', a reference to the Milky Way galaxy that contains the Solar System.