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How far away is it

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  • Home
  • How Far
    • Preface
    • Chapter 1: The Solar System
      • Earth
      • Solar System
      • Heliosphere
    • Chapter 2: The Milky Way
      • Nearby Stars
      • Distant Stars
      • Planetary Nebula
      • Star Clusters and Supernova
      • Star Birth Nebula
      • Milky Way
    • Chapter 3: Galaxies
      • Andromeda and the Local Group
      • Local Galaxy Volume
      • Virgo Supercluster
      • Local Superclusters
      • Colliding Galaxies
      • Cosmos
    • Credits and Research Topics
  • How Small
    • Preface
    • The Microscopic
    • The Atom
    • Elementary Particles
    • The Higgs Boson
    • Superposition and Quantum Entanglement
    • How Small Is It – Credits and Research
  • How Fast
    • Preface
    • The Speed of Light
    • Special Relativity
    • General Relativity I – Geometry
    • General Relativity II – Effects
    • Gravitational Lensing
    • Black Holes
    • Gravitational Waves
    • Credits and Research
  • How Old
    • Preface
    • Cosmology Fundamentals
    • Big Bang ΛCDM Cosmology
    • How Old Are Stars
    • How Old is the Earth-Moon System
    • How Old is the Solar System
    • Credits and Research
  • The Math
  • Updates
    • 2023 Review
    • 2022 Review
    • 2021 Review and Mars Update
    • 2020 Review & The JWST
    • 2019 Review & M87 Black Hole Image
    • 2018 Update & Brown Dwarfs
    • 2017 Update & Gamma-Ray Bursts
    • 2016 Update
    • 2015 Update
    • 2014 Update
    • 2013 Update
  • Classroom Aids
    • Mathematical Foundations
    • Relativity
    • Quantum Mechanics
    • Astronomy
    • Cosmology
    • Concept Index
  • Documents
  • Lesson Plans
  • Contact

Updates

Updates are provided annually:

2022 Review Hubble and James Webb

2022 1st JWST Release Review        

2021 Review and Mars Update

2020 Review and the James Webb Space Telescope   

2019 Review and EHT Black Hole Image  

2018 Review and Brown Dwarfs

2017 Review – Gamma Ray Bursts            

2016 Update & Magnetars

2015 Update – Dark Matter  

  2014 Update 

2013 Update                         

 

 

 

How Far Away Is It

Source Links

  • Hubble Space Telescope
  • Spitzer Space Telescope
  • Chandra Space Observatory
  • ESO Very Large Telescope
  • James Web Space Telescope
  • LIGO
  • CERN
  • Free Astronomy Textbook
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