OPEN REFERENCES

Sources and methodology

Check the records behind our published investigations.

Government publication · Geoscience Australia

Gravity and geodesy ↗

Geodesy uses gravity data to determine Earth’s shape and relate satellite navigation measurements to surveying.

Jurisdiction: Australia

Official dataset · International Laser Ranging Service

Lunar Laser Ranging ↗

Documents lunar retroreflectors and ranging data from Apollo and Luna missions.

Jurisdiction: International

Official dataset · NASA Astromaterials 3D

Apollo Lunar Collection ↗

Curated Apollo lunar samples and collection records.

Jurisdiction: United States

Government publication · NASA National Space Science Data Center

The Apollo Program (1963–1972) ↗

NASA mission history and experiment records for the Apollo programme.

Jurisdiction: United States

Court judgment · Queensland Court of Appeal

Bradley v The Crown [2020] QCA 252 ↗

Queensland Court of Appeal decision dismissing an application advancing a claim that Queensland laws did not apply to the applicant. The result addresses that case and does not replace jurisdiction-specific advice.

Jurisdiction: Queensland, Australia

Government publication · US National Weather Service

Clouds and Contrails ↗

Explains contrail formation, persistence, and atmospheric humidity.

Jurisdiction: United States

Government publication · US National Weather Service

Weather In Action: Contrails ↗

Describes exhaust contrails and the less common aerodynamic condensation process.

Jurisdiction: United States