This is my first lecture on a subject related to cosmology, and the first unrelated to the Bible or congregational life in over 20 years. My anxious attention to detail has certainly shaped the chaotic flow of my lecture notes!

I’m excited to be giving my first “lecture” based on some of my sabbatical studies on cosmology — specifically on Belgian astrophysicist and priest, Georges LeMaître — at the Treasure Coast Astronomical Society at the end of March 2026. It is a nerve-racking endeavor because it will be the first time I am teaching on something that I know very little about. This doesn’t come as easily as a sermon or Bible study; and — as the picture above portrays — I’ve spent a lot of time editing and re-writing the material.

I’m chose Georges LeMaître as my subject because of his Christian faith and commitment as a scientist. He theorized that if the universe is expanding, then there must be a single point at which it began. Thus, he surmised an explosive beginning (what will eventually come to be known as the “Big Bang”) in which all of the matter and energy in the universe came into being.

Though religious, he was quite modest and worked hard to downplay his faith so that his theories would be taken seriously. He once stated, “God is essentially hidden and may be glad to see how present physics provides a veil hiding the creation” (Nature, 1931). He even censured Pope Pius XII when the pope gave a talk on the cosmos in 1951, citing LeMaître’s work as a basis for the existence of God and the truth of biblical creation.

The lesson, slated to be about 20 minutes, will take place on Tuesday, March 31, 2026, at 7:30 PM at the next Treasure Coast Astronomical Society meeting. The TCAS meets at the Ft. Pierce campus of the Indian River State College Planetarium and Sciences building, 3209 Virginia Avenue, Ft. Pierce, 34981. All are welcome, and there is no cost to attend.

Source:
Jonathon Lunine, “Monsignor Georges LeMaître, Originator of the Big Bang Theory,” online (accessed March 14, 2026): https://catholicscientists.org/articles/monsignor-georges-lemaitre-originator-of-big-bang-theory/.

David Schultz, The Andromeda Galaxy and the Rise of Modern Astronomy (New York: Springer, 2012).

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I’m Joe

Welcome to Baptist Spirituality. The mission of Baptist Spirituality is to discern the Holy Spirit’s work in the lives of individuals, congregations, culture, and the world through writing, poetry, and other creative avenues of expression.

Here you will find articles exploring the intersection of faith and culture with topics ranging from biblical scholarship, culture and the arts, politics, science, to theology.

About Joe… Joe LaGuardia, DMin., is pastor, writer, and chaplain residing in Florida. He is author of three books and regular contributor to Smyth & Helwys’ Formations Series. His articles have appeared in USA Today, Baptist News Global, Christian Ethics Today, TCPalm, and Rockdale Citizen.

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