What was the temperature of the earth when it first formed?

1 Answer
Apr 13, 2017

Hot. 80 degrees Celcius.

Explanation:

For the first few hundred million years new Earth was remarkably hot ("Hadean Earth") with temperatures averaging around 80°C at 4.5  billion years ago (Kasting & Ackerman 1986).

Reference:

Rhawn, J. (2010). Climate Change: The first four billion years, The biological cosmology of global warming and global freezing. Journal of Cosmology, 8: 2000-2020.

Internet address: journalofcosmology(dot)com(slash)ClimateChange116(dot)html