About Chadwick Trujillo
Born 1973. Chadwick Trujillo is an American astronomer, known for 90377 Sedna, Eris (dwarf planet) and Trans-Neptunian object.
Chadwick A. Trujillo (born November 22, 1973) is an American astronomer, discoverer of minor planets such as being the co-discoverer of Makemake, and the co-discoverer of Eris, the most massive dwarf planet known in the Solar System.
He studies the Kuiper belt and the outer Solar System.
Discoveries + Minor planets discovered: 88
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Chad A Trujillo, Chad A. TrujilloRelated people
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Contemporaries
People whose lives overlapped Chadwick Trujillo's
Frequently asked questions
Who is Chadwick Trujillo?
American astronomer
When was Chadwick Trujillo born?
Chadwick Trujillo was born on 22 November 1973 in Oak Park.
What is Chadwick Trujillo's occupation?
Chadwick Trujillo is an astronomer.
What is Chadwick Trujillo known for?
Chadwick Trujillo is known for 90377 Sedna, Eris (dwarf planet) and Trans-Neptunian object.
What nationality is Chadwick Trujillo?
Chadwick Trujillo is American.
Sources & further reading
· Wikipedia: Chadwick Trujillo
Cite this page
APA: Biography.guide. (2026). Chadwick Trujillo. https://biography.guide/chadwick-trujillo/
MLA: "Chadwick Trujillo." Biography.guide, https://biography.guide/chadwick-trujillo/.
Chicago: "Chadwick Trujillo." Biography.guide. https://biography.guide/chadwick-trujillo/.
Data last updated: 2026-09-26 · Spot an error? Report a correction.
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