Astrophotography
23 entries in the Astrophotography compendium.
Active opticsTechnology that actively shapes telescope mirrors to prevent deformation.Active surfaceComputer-controlled surface correction for large radio telescopes.AIPS++Software package reborn as CASA for radio telescopes.Air mass (astronomy)Air mass measures atmospheric path length affecting celestial brightness.Aperture masking interferometryA speckle interferometry technique achieving diffraction-limited imaging via aperture masks.Aperture synthesisA technique combining telescope signals to achieve high angular resolution.Association (astronomy)Co-added HST exposures cleaned of cosmic rays.ASTHROSPlanned NASA balloon-borne telescope, largest ever balloon observatory.Astrometric solvingMatching image stars to catalogues for precise celestial coordinates.Astronomical Image Processing SystemRadio interferometry data-reduction package, still active after decades.Astronomical seeingAtmospheric turbulence blurs astronomical images, limiting telescope resolution.Astronomical surveyA general map or image of the sky lacking a specific target.AstrophotographyAstrophotography records celestial objects using long exposures and specialized equipment.Barn door trackerA simple mount that cancels Earth's rotation for astrophotography.Blink comparatorA device for blinking between sky photos to spot changes.Charge-coupled deviceAn integrated circuit that converts light into electric charge for imaging.Chopping (astronomy)A technique to cancel background heat in infrared telescopes.Cold camera photographyCold camera photography reduces noise and reciprocity failure in astrophotography.Stanford Dish (Stanford Radio Telescope)Steerable radio antenna in Stanford, California foothills.Drizzle (image processing)A linear reconstruction method for undersampled astronomical images.Eclipse photographyCapturing solar and lunar eclipses with specialized equipment and techniques.ExoLife FinderA 35-meter interferometric telescope designed to directly image exoplanets.Far-infrared astronomyStudies cold matter via far-infrared radiation from space.
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