Andrew M. Annex

Ph.D. Candidate

The Johns Hopkins University

Biography

Andrew Annex is a planetary scientist and avid coder working on his Ph.D. at Johns Hopkins University in Baltimore Maryland. He likes to make computers do science. He is also the author of the SpiceyPy Python library.

Interests

Geospatial Software Development
Remote Sensing
Deep Learning
Mars
Enceladus
Mission Concept Development
ISRU

Education

Ph.D. in Earth and Planetary Sciences, 2021 (anticipated)
Johns Hopkins University
MA in Earth and Planetary Sciences, 2018
Johns Hopkins University
BSc in Environmental Scienes, 2014
The University of Virginia

Projects

Click each to read more!

PSSS 2020

JPL Planetary Science School 2020

JPL Press Article New Yorker Article LPSC 2021 Abstract AAS PSJ Paper

OpenSource

Other open source work

SpiceyPy

A Pythonic Wrapper for the SPICE Toolkit

PDF Code Slides Video

FDL 2019

Frontier Development Lab AI Researcher: Flood prediction

Python Hapke Model

Numba implementation of 2012 Hapke Photometric Model

CRISM Hyperspectral Mapping

HSP mapping products advising

Deep Layer Mapper

UNet to map Mars

Regional Stratigraphy of Arabia Terra

Ph.D. Dissertation at JHU (in progress)

CIRS

NASA GSFC Summer 2013 Internship

Enceladus

Undergraduate Research (2011-2014)

Recent Posts

The fall of Travis and the rise of GitHub

As many open source developers recently found, Travis CI has stopped providing their service to the open-source community for free. …

Dec 31, 2020 5 min read

Open Sourcing ASAP-Stereo

Today I have open-sourced ASAP-Stereo, which I developed to automate the Ames Stereo Pipeline and to make Digital Elevation Models …

Jun 18, 2020 3 min read

Weekend Project: Planet View Extension in FireFox

One of my favorite plugins for Google Chrome was the Planet View extension from Planet (formerly known as Planet Labs). This plugin …

Apr 26, 2020 2 min read

GitHub action-based blogging

Apr 15, 2020 1 min read

Using SpiceyPy to map the Curiosity rover (MSL)

Using SpiceyPy to map the Curiosity rover (MSL). note: Here is a link to a gist jupter notebook of this tutorial In this post, I …

Apr 15, 2020 9 min read

Publications

Tiger: Concept Study for a New Frontiers Enceladus Habitability Mission

Data returned from the Cassini–Huygens mission have strengthened Enceladus, a small icy moon of Saturn, as an important target in the …

Elizabeth M. Spiers, Jessica M. Weber, Chandrakanth Venigalla, Andrew M. Annex, Christine P. Chen, Carina Lee, Patrick Clifton Gray, Kathleen J. McIntyre, Jodi R. Berdis, Shane R. Carberry Mogan, Paula do Vale Pereira, Saroj Kumar, William O’Neill, Elizabeth A. Czajka, Perianne E. Johnson, Alyssa Pascuzzo, Sindhoora Tallapragada, Deanna Phillips, Karl Mitchell, Alfred Nash, Jennifer Scully, Leslie Lowes

Neptune Odyssey: A Flagship Concept for the Exploration of the Neptune–Triton System

The Neptune Odyssey mission concept is a Flagship-class orbiter and atmospheric probe to the Neptune–Triton system. This bold mission …

Abigail M. Rymer, Kirby D. Runyon, Brenda Clyde, Jorge I. Núñez, Romina Nikoukar, Krista M. Soderlund, Kunio Sayanagi, Mark Hofstadter, Lynnae C. Quick, S. Alan Stern, Tracy Becker, Matthew Hedman, Ian Cohen, Frank Crary, Jonathan J. Fortney, Janet Vertesi, Candy Hansen, Imke de Pater, Carol Paty, Thomas Spilker, Tom Stallard, George B. Hospodarsky, H. Todd Smith, Hannah Wakeford, Sarah E. Moran, Andrew M. Annex, Elena Provornikova, Elizabeth P. Turtle, George Clark, Jacob Wilkes, Jack Hunt, James H. Roberts, Jeremy Rehm, Kelvin Murray, Larry Wolfarth, Leigh N. Fletcher, Linda Spilker, Emily S. Martin, Marzia Parisi, Mike Norkus, Noam Izenberg, Robert Stough, Ron J. Vervack, Kathleen Mandt, Kevin B. Stevenson, Seth Kijewski, Weilun Cheng, Jay D. Feldman, Gary Allen, Dinesh Prabhu, Soumya Dutta, Cindy Young, Joseph Williams

SpiceyPy: a Pythonic Wrapper for the SPICE Toolkit

Andrew M. Annex, Ben Pearson, Benoît Seignovert, Brian Carcich, Helge Eichhorn, Jesse Mapel, Johan von Forstner, Jonathan McAuliffe, Jorge del Rio, Kristin Berry, K.-Michael Aye, Marcel Stefko, Miguel de Val-Borro, Shankar Kulumani, Shin-ya Murakami

Regional Correlations in the layered deposits of Arabia Terra, Mars

In the mid-equatorial region of Arabia Terra, Mars, dozens of moderately-sized impact craters (10-100 km diameter) contain layered …

Andrew M. Annex, Lewis, K.W.

Cassini Composite Infrared Spectrometer (CIRS) Observations of Titan 2004-2017

From 2004 to 2017, the Cassini spacecraft orbited Saturn, completing 127 close flybys of its largest moon, Titan. Cassini’s Composite …

Nixon, C.A., Ansty, T.M., Lombardo, N.A., Bjoraker, G.L., Achterberg, R.K., Andrew M. Annex, Rice, M., Romani, P.N., Jennings, D.E., Samuelson, R.E., Anderson, C.M.

See all publications

Experience

Attitude Control Student

NASA Jet Propulsion Laboratory

May 2020 – Jul 2020 Remote

Attitude Control Student for JPL Planetary Science Summer School. See PSSS Project page above for more information.

Researcher

NASA Frontier Development Lab

Jun 2019 – Aug 2019 Mountain View California

Disaster Prevention, Progress and Response (Floods), AI and domain science. Summer internship.

Ph.D.

Johns Hopkins University

Sep 2016 – Present Baltimore Maryland

Planetary Science Ph.D. candidate studying sedimentary deposits on Mars using high resolution remote sensing and topography data.

Software Engineer

CCRi

Jun 2014 – Aug 2016 Virginia

Software Developer on GeoMesa

NASA Summer Intern

NASA Goddard Space Flight Center

Jun 2013 – Aug 2013 Maryland

Produced coverage reports and Maps of Titan by the Cassini CIRS instrument for end of mission science planning.

Undergraduate

The University of Virginia

Aug 2010 – May 2014 Charlottesville Virginia

Environmental Science B.Sc.