Jennifer Mae Lotz is an American astronomer who studies the

shape A shape or figure is a graphical representation of an object or its external boundary, outline, or external surface, as opposed to other properties such as color, texture, or material type. A plane shape or plane figure is constrained to lie ...

and

evolution Evolution is change in the heritable characteristics of biological populations over successive generations. These characteristics are the expressions of genes, which are passed on from parent to offspring during reproduction. Variation ...

of galaxies, including

galaxy merger Galaxy mergers can occur when two (or more) galaxies collide. They are the most violent type of galaxy interaction. The gravitational interactions between galaxies and the friction between the gas and dust have major effects on the galaxies ...

s. She works at the

NOIRLab NSF’s NOIRLab (National Optical-Infrared Astronomy Research Laboratory) is a United States federally funded research and development center for ground-based, nighttime optical and infrared astronomy. History Before the foundation of the NOI ...

, a project of the

National Science Foundation The National Science Foundation (NSF) is an independent agency of the United States government that supports fundamental research and education in all the non-medical fields of science and engineering. Its medical counterpart is the National ...

, as director of the

Gemini Observatory The Gemini Observatory is an astronomical observatory consisting of two 8.1-metre (26.6 ft) telescopes, Gemini North and Gemini South, which are located at two separate sites in Hawaii and Chile, respectively. The twin Gemini telescopes prov ...

Early life and education

Lotz is originally from Florida; she became interested in astronomy through watching the 1980 television series '' Cosmos: A Personal Voyage'' with her father, and seeing

Space Shuttle The Space Shuttle is a retired, partially reusable low Earth orbital spacecraft system operated from 1981 to 2011 by the U.S. National Aeronautics and Space Administration (NASA) as part of the Space Shuttle program. Its official program ...

trails in the sky above her home. She majored in physics at

Bryn Mawr College Bryn Mawr College ( ; Welsh: ) is a women's liberal arts college in Bryn Mawr, Pennsylvania. Founded as a Quaker institution in 1885, Bryn Mawr is one of the Seven Sister colleges, a group of elite, historically women's colleges in the United ...

, and was a summer intern at the

Maria Mitchell Observatory The Maria Mitchell Observatory in Nantucket, Massachusetts, USA, was founded in 1908 and named in honor of Maria Mitchell, the first American woman astronomer. It is a major component of the Maria Mitchell Association. The Observatory actually c ...

on Nantucket in 1994, when

Comet Shoemaker–Levy 9 Comet Shoemaker–Levy 9 ( formally designated D/1993 F2) broke apart in July 1992 and collided with Jupiter in July 1994, providing the first direct observation of an extraterrestrial collision of Solar System objects. This generated a ...

collided with

Jupiter Jupiter is the fifth planet from the Sun and the largest in the Solar System. It is a gas giant with a mass more than two and a half times that of all the other planets in the Solar System combined, but slightly less than one-thousandth t ...

. After graduating in 1996, she did her graduate studies at

Johns Hopkins University Johns Hopkins University (Johns Hopkins, Hopkins, or JHU) is a private research university in Baltimore, Maryland. Founded in 1876, Johns Hopkins is the oldest research university in the United States and in the western hemisphere. It consi ...

with the support of a research fellowship from the

Space Telescope Science Institute The Space Telescope Science Institute (STScI) is the science operations center for the Hubble Space Telescope (HST), science operations and mission operations center for the James Webb Space Telescope (JWST), and science operations center for the ...

. She completed her Ph.D. in 2003. Her dissertation, ''The history of the evolution of dwarf galaxies'', was supervised by Henry C. Ferguson.

Career

She became a postdoctoral researcher at the

University of California, Santa Cruz The University of California, Santa Cruz (UC Santa Cruz or UCSC) is a public land-grant research university in Santa Cruz, California. It is one of the ten campuses in the University of California system. Located on Monterey Bay, on the edge of ...

, where she participated in research combining observations from the

Hubble Space Telescope The Hubble Space Telescope (often referred to as HST or Hubble) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation. It was not the first space telescope, but it is one of the largest and most vers ...

and

W. M. Keck Observatory The W. M. Keck Observatory is an astronomical observatory with two telescopes at an elevation of 4,145 meters (13,600 ft) near the summit of Mauna Kea in the U.S. state of Hawaii. Both telescopes have aperture primary mirrors, and when comp ...

to study colliding galaxies. She was a Leo Goldberg Fellow at the National Optical Astronomy Observatory, and then, from 2010 to 2018, an associate astronomer at the Space Telescope Science Institute, also affiliated with Johns Hopkins University as a research scientist. At the Space Telescope Science Institute, she led the Hubble Frontier Fields program from 2013 to 2017; this program used

to find images of distant galaxies, magnified by

gravitational lensing A gravitational lens is a distribution of matter (such as a cluster of galaxies) between a distant light source and an observer that is capable of bending the light from the source as the light travels toward the observer. This effect is known ...

. She was named director of the Gemini Observatory in 2018, succeeding interim director Laura Ferrarese. She is also a participant in the next-generation Deep Extragalactic Exploratory Public (DEEP) survey, a project to re-examine the

Hubble Ultra-Deep Field The Hubble Ultra-Deep Field (HUDF) is a deep-field image of a small region of space in the constellation Fornax, containing an estimated 10,000 galaxies. The original data for the image was collected by the Hubble Space Telescope from Septemb ...

using the James Webb Space Telescope.

References

External links

Home page
* {{DEFAULTSORT:Lotz, Jennifer Year of birth missing (living people) Living people American astronomers American women astronomers Bryn Mawr College alumni Johns Hopkins University alumni