Publication date

24 June 2025

Number of pages

Download

Ever wondered why is Mercury too hot, Jupiter is too cold, but Earth is just right?

This is a three-lesson teaching sequence designed to explore the planets in our solar system and beyond.
Learning outcomes are framed around how we use measurement, scale, coordinates and other scientific data to describe and explore the planets within our universe.

How to use this resource

The lesson sequence takes place over the following activities:

  1. Planetary Puzzle
  2. Goldilocks and the Bear-able Planets [virtual excursion]
  3. Exoplanet Explorers

Adapt and use the resources provided to deliver a short planetary science unit in your classroom!

Australian Curriculum V9

  • Number Sense and Algebra
  • Measurement and Geometry
  • Statistics and Probability
  • Science Understanding
an illustration of planets

Register for Operation: Goldilocks

This online, scheduled event is only reserved for teachers and educators to participate.

Register now
All news
School students at the Australian Space Discovery Centre

NEWS • Inspiring Australia

20 August 2026

From 1 September 2026, the Discovery Centre's new operating model will ensure thousands more students to access a curriculum-aligned learning experience with a space focus.

Read more
a new Roo-ver prototype that is Developed by the ELO2 consortium in partnership with the Australian Space Agency is being tested at Adelaide University's EXTERRES CRATER Facility

NEWS • National capability

13 August 2026

A two-week test campaign for Australia's first lunar rover is underway at Adelaide University’s EXTERRES CRATER Facility. The testing will prove the rover's mobility in a lunar simulated environment.

Read more
Examples of Cape Bionics garments. Credit: Cape Bionics

NEWS • Industry showcase: Space spotlight

11 August 2026

Human Aerospace has spun its International Space Station-proven skinsuit technology into a brand of revolutionary custom-fit compression garments for everyday use.

Read more
Headshot of Gunya M

NEWS • People in the sector

10 August 2026

To mark National Science Week 2026, plant scientist Gunya Malhotra shares how she is using space agriculture to develop resilient crops and sustainable food systems for Earth and beyond.

Read more
NASA astronaut and Artemis II Commander Reid Wiseman peers out of one of the Orion spacecraft's main cabin windows, looking back at Earth, as the crew travels towards the Moon. Image Credit: NASA

NEWS • National capability

7 August 2026

Here’s a recap of some of the key developments and capabilities from July that are shaping Australia’s space industry.

Read more
Head of the Australian Space Agency Enrico Palermo speaking at the 19th Australian Space Forum

NEWS • National capability

28 July 2026

Backed by the Australian Space Agency, the latest edition of the Forum put the spotlight on Aussie space innovations and Indo-Pacific partnerships.

Read more
All news

Our department recognises the First Peoples of this Nation and their ongoing cultural and spiritual connections to the lands, waters, seas, skies, and communities.

We Acknowledge First Nations Peoples as the Traditional Custodians and Lore Keepers of the oldest living culture and pay respects to their Elders past and present. We extend that respect to all First Nations Peoples.