Site index
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Every page on the site, grouped by section. The machine-readable version lives at /sitemap.xml.
Pages
- Home /
- About Dmitry Shteynbuk /about-dmitry-shteynbuk
- Author Archive /authors/dmitry-shteynbuk
- All Articles /articles
- Nightly Logbook (Blog) /blog
- Glossary /glossary
- FAQ /faq
- Astronomy vs. Astrology /astronomy-vs-astrology
Hubs
Articles — Night Sky Basics
- The Celestial Sphere: How the Sky Is Organized /articles/celestial-sphere
- Magnitude: How Astronomers Measure Brightness /articles/magnitude-brightness
- Learning the Sky: Five Constellations That Anchor Everything /articles/learning-the-sky
Articles — The Solar System
- Why Orbits Work: Kepler's Three Laws in Plain Language /articles/keplers-laws
- The Moon's Phases, Finally Explained Properly /articles/moon-phases
- Comets, Asteroids, and Meteors: What's the Difference? /articles/comets-asteroids-meteors
Articles — Stars & Stellar Evolution
- How a Star Is Born /articles/how-a-star-is-born
- The HR Diagram: The Single Most Useful Chart in Astronomy /articles/hr-diagram
- How Stars Die: White Dwarfs, Neutron Stars, and Black Holes /articles/how-stars-die
Articles — Galaxies & Deep Sky
- The Milky Way: Reading Our Own Galaxy from Inside It /articles/milky-way
- Nebulae: The Four Kinds and How to See Them /articles/nebulae-four-kinds
- How Far Is Far: The Cosmic Distance Ladder /articles/distance-ladder
Articles — Telescopes & Observation
- Refractor vs. Reflector vs. Catadioptric: Optics, Honestly Compared /articles/refractor-vs-reflector
- Your First Telescope: Why Aperture Beats Magnification /articles/first-telescope
- Eyepieces and Focal Ratio: The Math That Sets Your View /articles/eyepieces-focal-ratio
Articles — Astrophotography
- Astrophotography with What You Have: Phone and Tripod /articles/phone-and-tripod
- Tracking the Sky: Why Equatorial Mounts Exist /articles/equatorial-mounts
- Stacking: How Amateurs Beat Light Pollution with Math /articles/stacking
Articles — History of Astronomy
- Ptolemy to Copernicus: Moving the Center of the Universe /articles/ptolemy-to-copernicus
- Galileo's Telescope: Four Moons That Changed Everything /articles/galileos-telescope
- Hubble, Leavitt, and the Night the Universe Got Bigger /articles/hubble-and-leavitt
Articles — Miami & South Florida Skywatching
- Watching Cape Canaveral Launches from Miami: What You Can See and When /articles/canaveral-launches-from-miami
- Dark-Sky Sites Near Miami: The Everglades, Big Cypress, and the Keys /articles/everglades-dark-sky
- The Southern Sky at 25°N: Stars Miami Sees That the North Never Does /articles/southern-sky-25n
- Tropical Observing: Humidity, Haze, Hurricane Season, and the Surprisingly Steady Seeing of South Florida /articles/tropical-observing-south-florida
Blog posts
- Dmitry Shteynbuk — How Henrietta Leavitt Measured the Universe
- Dmitry Shteynbuk — Averted Vision: The Observing Trick Built into Your Retina
- Dmitry Shteynbuk — What Is a Light-Year, Really? (Answered)
- Dmitry Shteynbuk — Watching a Rocket Launch from a Miami Rooftop
- Dmitry Shteynbuk — The Moon Illusion: Why It Looks Huge on the Horizon
- Dmitry Shteynbuk — Why Aperture Beats Magnification Every Time
- Dmitry Shteynbuk — Polaris Isn't the Brightest Star. Here's What It Actually Is.
Glossary
- Magnitude
- Apparent magnitude
- Absolute magnitude
- Ecliptic
- Celestial equator
- Celestial sphere
- Right ascension
- Declination
- Zenith
- Asterism
- Constellation
- Light-year
- Parsec
- Astronomical unit (AU)
- Averted vision
- Focal ratio
- Focal length
- Aperture
- Eyepiece
- Magnification
- Seeing
- Transparency
- HR diagram
- Main sequence
- White dwarf
- Neutron star
- Black hole
- Nebula
- Open cluster
- Globular cluster
- Parallax
- Cepheid variable
- Redshift
- Conjunction
- Opposition
- Elongation
- Sidereal day
- Equatorial mount
- Dark-sky site
- Bortle scale
- Meteor
- Albedo
- Aphelion
- Perihelion
- Azimuth
- Collimation
- Deep-sky object
- Dobsonian
- Double star
- Exoplanet
- Galaxy
- Gibbous
- Light pollution
- Messier object
- Occultation
- Planisphere
- Red dwarf
- Retrograde motion
- Supernova
- Terminator
- Transit
- Zodiac (astronomical)