Hartnett, John G. (2016) Comets, the Kuiper Belt and the Oort Cloud. Creation Research Society Quarterly, 53 (1): 1.

Hartnett, John G. (2015) Speculation on Redshift in a Created Universe. Answers Research Journal, 8: 6. pp. 77-85. ISSN 1937-9056

Hartnett, John G. (2015) A Biblical Creationist Cosmogony. Answers Research Journal, 8: 2. pp. 13-20. ISSN 1937-9056

Hartnett, John G. (2014) Critique: Faulkner's Miraculous Translation of Light Model Would Leave Evidence. Answers Research Journal, 7: 28. pp. 459-461. ISSN 1937-9056

Hartnett, John G. (2014) Expansion of Space—A Dark Science. Answers Research Journal, 7: 27. pp. 453-459. ISSN 1937-9056

Hartnett, John G. (2014) A Missing Neutrino—Dark Radiation. Answers Research Journal, 7: 20. pp. 357-361. ISSN 1937-9056