Skip to content
British Astronomical Association

British Astronomical Association

Supporting amateur astronomers since 1890

  • Community
    • Community
    • Observer’s Challenges
    • Tutorials
    • Dark Skies Commission
    • BAA Alerts
    • Observing Calendar
    • Forum
    • Archives
    • Affiliated Societies
    • Outreach
    • Useful Links
  • News
    • Latest News
    • BAA Business
    • Sky Notes
  • Events
    • Events
    • Future Events
    • Previous Events
  • Publications
    • Journal
    • Book Reviews
    • Documents
      • Latest Documents
    • Handbooks
    • Buy
  • Sections
    • All Sections
    • Asteroids & Remote Planets
    • Aurora & NLC
    • Comet
    • Computing
    • Dark Skies Commission
    • Deep Sky
    • Education & Outreach
    • Equipment & Techniques
    • Exoplanets
    • Historical
    • Jupiter
    • Lunar
    • Mars
    • Mercury and Venus
    • Meteor
    • Radio Astronomy
    • Saturn, Uranus & Neptune
    • Solar
    • Variable Stars
  • Videos
    • Videos
    • Meetings
    • Dark Skies
    • Deep Space
      • Deep Sky
      • Exoplanets
      • Variable Stars
    • Hardware
      • Equipment
      • Radio Astronomy
      • Robotic Exploration
    • Solar System
      • Asteroids
      • Comets
      • Jupiter
      • Mercury & Venus
      • Outer Planets
      • The Sun
    • Terrestrial
      • Aurorae
      • Historical
      • Meteors
      • The Moon
  • Observations
    • Gallery
    • Spectroscopy database
    • Photometry database
    • Comet Section Archive
    • Solar Section Archive
    • Observing Calendar
  • About Us
    • About us
    • Join
    • Contact Us
    • Grants
    • Who’s Who
    • Awards
    • Shop
    • Donate
    • Privacy Notice
    • Terms of Use
    • Dark Skies Commission
  • Login
    • Login
    • Renew membership
    • Join the BAA

Archives

VLF

Very Low Frequency Observations Very Low Frequency astronomy is possibly the easiest form of radio astronomy that can be undertaken.

Read more
12GHz-scan

Radio Telescopes

Radio telescopes, used for making direct observations of extra terrestrial objects, fall broadly into two distinct types, Total Power Receivers

Read more
spectrum

Radio Spectrum

Most amateur astronomers observe in Visible light. The electromagnetic spectrum encompasses a vast scope, starting almost at Direct Current and

Read more
jupiter_radio_1

Radio Jove

Jupiter is famous for many things. It is the largest planet in the Solar System, it has a wonderful system

Read more

Meteor Reflections

When meteors enter the Earth’s atmosphere, and begin to burn up, a trail of ionised particles is created in the

Read more
c-hole

Magnetometry

Magnetometry is the study of variations of the Earth’s magnetic field. The field forms a magnetic dipole, with the south

Read more
1420-1

Hydrogen Line

In addition to this information there is a wealth of information on a website authored by David Morgan and can

Read more

Radio Astronomy Basics

These pages are intended for those aspiring to become Radio Astronomers. Much of the theory presented here has been deliberately

Read more

Scanning old comet photos, films and plates

The Comet Section physical archive contains a very large number of photographic prints and slides dating back to the 1950s,

Read more
2020-01-15-CF

2020 Mars Opposition Observations Part 1 (up to 19 September)

THE 2020 MARS OPPOSITION BLOG                               

Read more
  • ← Previous
  • Next →

© The British Astronomical Association 2022 Registered charity no. 210769 Registered company no. 117572 For more information including contact details, click here.

  • Home
  • About us
  • Community
  • Documents
  • Events
  • Journal
  • News
  • Sections
  • Tutorials
  • Videos
  • Forum
  • Archives
  • About us
  • Contact Us
  • Grants
  • Privacy Notice
  • Events
  • Who’s Who
  • BAA Alerts
  • BAA Business
  • Observer’s Challenges
  • Sky Notes
  • Terms of Use
Copyright © 2025 British Astronomical Association. All rights reserved.
Theme: ColorMag by ThemeGrill. Powered by WordPress.