Li Zeng

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Li Zeng

Li Zeng (曾理)

Simons Postdoctoral Fellow (Simons Collaboration on the Origins of Life)

Department of Earth and Planetary Sciences, Harvard University (laboratory of Stein Jacobson)


Mailing Address: 20 Oxford Street, Cambridge, MA 02138


Ph.D. & M.A. in Astronomy and Astrophysics, Harvard University

B.S. in Physics, MIT (Tang Scholarship)

orcid researchgate linkedin  




I study the interior structures of exoplanets.

Trappist-1 Planets' Model

Image Courtesy: JPL & NASA


Mass-Radius Diagram

Mass-Radius Plots and Tables for download.

Planet Interiors

Numerical Model and Analytical Model


New publications:

A Simple Analytical Model for Rocky Planet Interior”. Li Zeng, and Stein B. Jacobsen. ApJ, 837, 164, 2017. (ADS link) (PDF) (PDF)

Variational Principle for Planetary Interiors”. Li Zeng, and Stein B. Jacobsen. ApJ, 829, 18, 2016. (ADS link) (PDF)

Kepler-21b: A rocky planet around a V = 8.25 magnitude star”. Mercedes Lopez-Morales, Raphaelle Haywood, Jeffrey Coughlin, Li Zeng, Lars Buchhave, et al. AJ, 152, 204, 2016. (ADS link) (PDF)

Mass-Radius Relation for Rocky Planets based on PREM”. Li Zeng, Dimitar D. Sasselov, and Stein B. Jacobsen. ApJ, 819, 127, 2016. (ADS link) (PDF)



LPSC: 48th Lunar and Planetary Science Conference (LPSC), the Woodlands, Texas, March 20-24, 2017. Talk at 2:40pm on Thursday, March 23, 2017, at Waterway Ballroom 5.

Abstract 1576: "Planet Size Distribution from the Kepler Mission and Its Implication for Planet Formation", submitted and becomes publicly available online since January 10, 2017 through the following link:

AGU (10-16 Dec 2016), presenting CIDER Group Project: "On the Origin of High Shear Wave Velocities in the Deep Roots of Cratons"in Session DI31A (Abstract #: 126871) on Wednesday, 14 December 2016, 8am-12:20pm.

CIDER: Participant in the "Flow in the Deep Earth" (CIDER 2016 Summer Program) at Kavli Institute of Theoretical Physics, Santa Barbara, CA, June 26-July 23, 2016.

ERES: Participant in the "Emerging Researchers in Exoplanet Science II" (ERES II) Meeting at Cornell University, Ithaca, NY, June 13-14, 2016.

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