Association of Lunar and Planetary Observers

The Association of Lunar and Planetary Observers (ALPO) is an international amateur astronomy organization devoted to the study of the Sun, Moon, planets, asteroids, meteors, and comets. It collects and analyzes observations of Solar System bodies through its member sections and publishes results in its quarterly journal, The Strolling Astronomer.www.alpo-astronomy.org

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PODCASTS

Sep 15, 2026

Observers Notebook

Observers Notebook

The Observers Notebook- The Vera C Rubin Observatory

Sep 15 · 2 Mentions

speaker_0NARRATOR

0:38

You're listening now to the one and only Observer's Notebook podcast.

Tim RobertsonHOST

0:45

Hi, everyone, and welcome to the Observer's Notebook, the official podcast of the Association of Lunar and Planetary Observers.

Tim RobertsonHOST

0:52

Each episode we share the latest discoveries, observing techniques, and stories from the people who explore the moon, planets, comets, and beyond.

Tim RobertsonHOST

0:59

Whether you're looking through a backyard telescope or leading professional research, we are all united under one sky.

15 MINS LATER

Tim RobertsonHOST

16:16

Wow.

Clare HiggsGUEST

16:17

Yeah.

Tim RobertsonHOST

16:18

So the Association of Lunar and Planetary Observers, we are planets and small bodies.

Tim RobertsonHOST

16:22

That's what we focus on.