Astrophotography as a research area encompasses the development and application of imaging techniques to record and quantitatively analyze astronomical objects and phenomena across the electromagnetic spectrum. It involves optimization of detectors (e.g., CCDs, CMOS, infrared arrays), optics, filters, and image acquisition strategies to maximize signal-to-noise ratio and dynamic range under extremely low photon fluxes. Research focuses on calibration (bias, dark, flat-field correction), image registration, stacking, deconvolution, and photometric and astrometric extraction, as well as mitigation of atmospheric turbulence and light pollution. Astrophotographic methods underpin observational studies of stars, galaxies, nebulae, exoplanets, and transient events in both professional and advanced amateur astronomy.
The day before my thesis examination, my friend and radio astronomer Joe Callingham showed me an image we'd been awaiting for five long years—an infrared photo of two dying stars we'd requested from the Very Large Telescope ...
Astronomy
Jul 24, 2025
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The race to connect the world through satellite internet has created an unexpected casualty: our view of the cosmos. A new study reveals that major satellite constellations, including Starlink, BlueBird, and OneWeb, are significantly ...
Astronomy
Jul 15, 2025
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On July 11, 2022, the James Webb Space Telescope finished its commissioning and commenced science operations. In the three years since, the powerful infrared space telescope has delivered on its promise. It's looked back ...
Astronomy
Jul 11, 2025
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Professional astronomers don't make discoveries by looking through an eyepiece like you might with a backyard telescope. Instead, they collect digital images in massive cameras attached to large telescopes.
Astronomy
Jun 23, 2025
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Astronomers have created a galactic masterpiece: an ultra-detailed image that reveals previously unseen features in the Sculptor galaxy. Using the European Southern Observatory's Very Large Telescope (ESO's VLT), they observed ...
Astronomy
Jun 18, 2025
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On 23 June 2025, the world will get a look at the first images from one of the most powerful telescopes ever built: the Vera C. Rubin Observatory.
Astronomy
Jun 5, 2025
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My telescope, set up for astrophotography in my light-polluted San Diego backyard, was pointed at a galaxy unfathomably far from Earth. My wife, Cristina, walked up just as the first space photo streamed to my tablet. It ...
General Physics
May 20, 2025
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In July 2022, NASA's James Webb Space Telescope made its public debut with a series of breathtaking images. Among them was an ethereal landscape nicknamed the Cosmic Cliffs. This glittering realm of star birth is the subject ...
Astronomy
May 8, 2025
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In celebration of the Hubble Space Telescope's 35 years in Earth orbit, NASA is releasing an assortment of compelling images recently taken by Hubble, stretching from the planet Mars to star-forming regions, and a neighboring ...
Astronomy
Apr 23, 2025
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As part of ESA/Hubble's 35th anniversary celebrations, the European Space Agency (ESA) is sharing a new image series revisiting stunning, previously released Hubble targets with the addition of the latest Hubble data and ...
Astronomy
Apr 16, 2025
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