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Tag archives for Ultraviolet Astronomy


Some 290 million years ago, a star much like the sun wandered too close to the central black hole of its galaxy. Intense tides tore the star apart, which produced …22


PTFEglas 3mW 1AC6 2SI UV focused-old droplet

1mM AzoC6 + 0.05mg/ml Si-Particle of 2um diameter on PTFE modified glas slide; focused beam of UV Laser (355nm): 1.5mW; top ill: 450nm; old already …27


The invisible light of the sun

The Solar Dynamics Observatory orbits 22000 miles above the Earth. It images the sun in 10 different wavelengths of ultraviolet light, revealing activity beyond …131


MAVEN | Ultraviolet Mars Reveals Cloud Formation

Images from MAVEN’s Imaging UltraViolet Spectrograph (IUVS) were used to make this movie of rapid cloud formation on Mars on July 9-10, 2016.10


So Long

A long filament snaked across half the Sun this week (Jan. 19-23, 2014). This one, if it were straightened out, would be about 500000 miles long. Filaments are …19


Astronomy – Ch. 5: Light & E&M Radiation (14 of 30) Why is UV Radiation Dangerous?

Visit [removed] for more math and science lectures! In this video I will explain why UV radiation is dangerous and harmful to us.217


Queen Mab

Ultraviolet Astronomy perform their song Queen Mab at Littlefield, in Brooklyn, on Feb 19, 2010.238


Our Nearest Galaxies – in a different light

Astronomers at NASA and Pennsylvania State University have used NASA’s Swift satellite to create the most detailed ultraviolet light surveys ever of the Large …287


Science Documentary : Electromagnetic Spectrum , a science documentary on forms of light

Science Documentary : Electromagnetic Spectrum , a science documentary explaning forms of light The visible light that we see is just a small part of the actual …1763


Hubble: Jupiter's Ultraviolet Aurora (2007.02)

These images of Jupiter’s northern UV auroras were obtained using the Advanced Camera for Surveys onboard HST in February 2007. credit: Boston University …51

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