HAA Explorers

April 2021 Event Horizon Newsletter

The latest issue of the Hamilton Amateur Astronomers Event Horizon newsletter is now available for download!

In this issue you’ll find…

  • HAA Explorers
  • The Sky This Month for April 2021
  • Notes from My Virtual Table, April 2021
  • What’s Up in Awards, April 2021
  • Annular Solar Eclipses of Long Duration in Canada
  • When is Neighbourhood Light Pollution Not a Nuisance?
  • NASA Night Sky Notes
  • Plus More

Download the latest issue or visit the newsletters section for past issues.

Photo credit: Elephant Trunk Nebula by Peter Wolsley.

March 2021 Event Horizon Newsletter

The latest issue of the Hamilton Amateur Astronomers Event Horizon newsletter is now available for download!

In this issue you’ll find…

  • HAA Explorers
  • The Sky This Month for March 2021
  • Notes from My Virtual Table, March 2021
  • Total Solar Eclipses of Long Duration in Canada: 0-3000
  • How to Calculate Astrophoto Signal to Noise Ratio (SNR)
  • NASA Night Sky Notes
  • Plus More

Download the latest issue or visit the newsletters section for past issues.

Photo credit: Waxing gibbous moon, by John Gauvreau.

HAA Explorers – February 2021

Welcome back!  Last month we took a look at what’s up in the sky.  This month we are staying on the ground and checking out our home — planet Earth.  Have fun!

What on Earth??              

Unless you’re an astronaut living on the International Space Station (ISS), you, and everyone you know, live here on planet Earth. It is one of 8 planets that go around (orbit) the star that we call our Sun. Earth is the third planet from the Sun, which is 150 million km away. Earth is special!! We haven’t found life anywhere else in the Universe…yet!

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