How We Find and Study Exoplanets: Methods That Work
A complete guide to exoplanet detection and characterization—transits, radial velocity, microlensing, imaging, spectroscopy, TESS, JWST, and ELTs.

Guides to help with your Stargazing Adventure

Information on Galaxies, Stars, Constellations, Planets, Moons, Comets and Asteroids
Listen to Bernard Miller describe his journey into AstroPhotography and detail how he captured this stunning image of the Sculptor Galaxy.
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Drew Evans talks about his passion for astrophotography, the equipment used and tips for post processing image data.
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Hear D.j Van Bourgondien as he talks about using his Celestron EdgeHD 8″ telescope to capture this image of the Fireworks Galaxy
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Below are a selection of our Articles, to find more click on one of the sections above, or use the Menu at the top of the page.
A complete guide to exoplanet detection and characterization—transits, radial velocity, microlensing, imaging, spectroscopy, TESS, JWST, and ELTs.
Compare stereo, compound, inverted, metallurgical, polarizing, and digital microscopes. Learn strengths, limitations, and how to match type to task.
Learn how to choose, set up, collimate, and use 6–8 inch Dobsonian telescopes for stunning planetary and deep-sky views. Accessories, tips, FAQs, and more.