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Space Telescope Science Institute's Overview

Total employees748
HeadquartersBaltimore
Founded1982

The Space Telescope Science Institute (STScI) is a multi-mission science operations center for NASA's flagship observatories, including the Hubble Space Telescope (HST) and the James Webb Space Telescope (JWST). Located on the Homewood campus of Johns Hopkins University in Baltimore, Maryland, STScI is operated by the Association of Universities for Research in Astronomy (AURA) for NASA. Its mission is to help humanity explore the universe with advanced space telescopes and ever-growing data archives. STScI staff conduct research, select, schedule, and execute science programs, calibrate and archive data, and disseminate information to the astronomical community and the public.

Where is Space Telescope Science Institute's Headquarters?

Space Telescope Science Institute officeSpace Telescope Science Institute officeSpace Telescope Science Institute officeSpace Telescope Science Institute office
*Images sourced via web search. Rights belong to original owners

HQ Function

Serves as the primary science operations center for the Hubble Space Telescope and James Webb Space Telescope. Functions include mission planning, spacecraft operations, data processing and archiving (Mikulski Archive for Space Telescopes - MAST), and astronomical research support.

Notable Features:

Home to state-of-the-art Mission Operations Centers, the Mikulski Archive for Space Telescopes (MAST), collaborative research spaces, and facilities designed to support global astronomical campaigns.

Work Culture:

A highly collaborative and intellectually stimulating environment, bringing together scientists, engineers, data specialists, and educators dedicated to advancing astrophysical research and discovery. Emphasizes innovation, precision, and a passion for space exploration.

HQ Significance:

The nerve center for some of humanity's most significant astronomical endeavors, enabling groundbreaking discoveries about the cosmos, from our solar system to the most distant galaxies.

Values Reflected in HQ: Excellence in science and engineering, open access to data, global collaboration, dedication to public service, and fostering the next generation of astronomers and space scientists.

Location:

While its physical operations are centered in Baltimore, STScI has a profound global impact. It supports an international community of astronomers by managing telescope time allocation, providing data access through MAST, and fostering worldwide scientific collaborations. STScI works closely with international partners like the European Space Agency (ESA) and the Canadian Space Agency (CSA) on missions such as Hubble and JWST, ensuring these observatories serve as resources for humanity worldwide.

Street Address:

3700 San Martin Drive

City:

Baltimore

State/Province:

Maryland

Country:

USA

Space Telescope Science Institute's Global Presence

Buying Intent Signals for Space Telescope Science Institute

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Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Space Telescope Science Institute

As of April 2025, Space Telescope Science Institute' leadership includes:

Nancy A. Levenson - Interim Director
I. Neill Reid - Associate Director for Science and Head of the Science Mission Office
Alessandra Aloisi - Associate Director for Operations and JWST Mission Head
Karoline Gilbert - Head of the James Webb Space Telescope Mission Office (interim)
Claus Leitherer - Hubble Space Telescope Mission Head

Investors of Space Telescope Science Institute

Space Telescope Science Institute has been backed by several prominent investors over the years, including:

NASA (National Aeronautics and Space Administration)
AURA (Association of Universities for Research in Astronomy) - Operates STScI under cooperative agreement with NASA

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits1

In early 2024, Dr. Nancy A. Levenson was appointed Interim Director of STScI, following the departure of Dr. Kenneth Sembach. Other leadership adjustments may occur through internal role changes or appointments within mission offices.

Departures

Kenneth Sembach, Dr. Kenneth Sembach stepped down from his role as Director of STScI.

New Appointments:

Nancy A. Levenson, Dr. Nancy A. Levenson, previously Deputy Director, was appointed as Interim Director of STScI.

Technology (Tech Stack) used by Space Telescope Science Institute

Discover the tools Space Telescope Science Institute uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Space Telescope Science Institute Email Formats and Examples

The Space Telescope Science Institute primarily utilizes the stsci.edu domain. Common email formats include lastname@stsci.edu or firstinitiallastname@stsci.edu.

[last]@stsci.edu or [first_initial][last]@stsci.edu

Format

levenson@stsci.edu

Example

90%

Success rate

News and media

WebbTelescope.org (STScI Office of Public Outreach)May 30, 2024

Space Telescope Science Institute News: NASA’s Webb Detects Most Distant Known Galaxy

NASA’s James Webb Space Telescope, with science and mission operations conducted by STScI, has found what astronomers are confirming to be the most distant galaxy ever seen. Known as JADES-GS-z14-0, this galaxy is observed as it was just 290 million years after the big bang, pushing the boundaries of early universe exploration....more

STScI NewsApril 24, 2024

Space Telescope Science Institute News: Nancy Levenson Appointed AAS Fellow

Dr. Nancy Levenson, Interim Director of the Space Telescope Science Institute (STScI), has been appointed a Fellow of the American Astronomical Society (AAS). This honor recognizes her significant contributions to the field of astronomy and her leadership at STScI....more

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