Skip to main content

Navigation Menu

Back
About
- Back
- About
  
  Contact Us
  Business Address
  5241 Broad Branch Rd. NW 
  Washington , DC 20015
  United States place Map
  Call Us (202) 387-640
- Who We Are
- Connect with Us
- Working at Carnegie
Contact Us
Business Address
5241 Broad Branch Rd. NW 
Washington , DC 20015
United States place Map
Call Us (202) 387-6400
Research
- Back
- Research Areas & Topics
- Research Areas & Topics
  - Back
  - Research Areas
  - From genomes to ecosystems and from planets to the cosmos, Carnegie Science is an incubator for cutting-edge, interdisciplinary research.
  - Astronomy & Astrophysics
    
    Back
    
    Astronomy & Astrophysics
    
    Astrophysical Theory
    
    Cosmology
    
    Distant Galaxies
    
    Milky Way & Stellar Evolution
    
    Planet Formation & Evolution
    
    Solar System & Exoplanets
    
    Telescope Instrumentation
    
    Transient & Compact Objects
  - Earth Science
    
    Back
    
    Earth Science
    
    Experimental Petrology
    
    Geochemistry
    
    Geophysics & Geodynamics
    
    Mineralogy & Mineral Physics
  - Ecology
    
    Back
    
    Ecology
    
    Atmospheric Science & Energy
    
    Adaptation to Climate Change
    
    Water Quality & Scarcity
  - Genetics & Developmental Biology
    
    Back
    
    Genetics & Developmental Biology
    
    Adaptation to Climate Change
    
    Developmental Biology & Human Health
    
    Genomics
    
    Model Organism Development
    
    Nested Ecosystems
    
    Symbiosis
  - Matter at Extreme States
    
    Back
    
    Matter at Extreme States
    
    Extreme Environments
    
    Extreme Materials
    
    Mineralogy & Mineral Physics
  - Planetary Science
    
    Back
    
    Planetary Science
    
    Astrobiology
    
    Cosmochemistry
    
    Mineralogy & Mineral Physics
    
    Planet Formation & Evolution
    
    Solar System & Exoplanets
  - Plant Science
    
    Back
    
    Plant Science
    
    Adaptation to Climate Change
    
    Nested Ecosystems
    
    Photosynthesis
    
    Symbiosis
- Divisions
  - Back
  - Divisions
  - Biosphere Sciences & Engineering
    
    Back
    
    Biosphere Sciences & Engineering
    
    About
    
    Contact Us
    Business Address
    5241 Broad Branch Rd. NW 
    Washington , DC 20015
    United States place Map
    Call Us (202) 387-640
    
    Research
    
    Culture
    
    Path to Pasadena
  - Earth & Planets Laboratory
    
    Back
    
    Earth & Planets Laboratory
    
    About
    
    Contact Us
    Business Address
    5241 Broad Branch Rd. NW 
    Washington , DC 20015
    United States place Map
    Call Us (202) 387-640
    
    Research
    
    Culture
    
    Campus
  - Observatories
    
    Back
    
    Observatories
    
    About
    
    Contact Us
    Business Address
    5241 Broad Branch Rd. NW 
    Washington , DC 20015
    United States place Map
    Call Us (202) 387-640
    
    Research
    
    Culture
    
    Campus
- Instrumentation
People
- Back
- People
  
  Observatory Staff
  
  Featured Staff Member
  
  Staff Member
  
  Professional Title
  Learn More
  
  Observatory Staff
  
  Search For
- Search All People
Observatory Staff
Dr. Allan Spradling

Staff Scientist, Emeritus Director

Featured Staff Member

Dr. Allan Spradling - HHMI

Staff Scientist, Emeritus Director
Learn More

Observatory Staff
Dr. Allan Spradling

Staff Scientist, Emeritus Director

Allan Spradling and his team focus on the biology of reproduction, particularly oogenesis — the process of egg formation.

Search For

Search All Staff
Events
Upcoming Events

Events

Events

Workshop

Seventh Workshop on Trait-based Approaches to Ocean Life

Pacific Grove, CA

August 4

9:00pm PDT

Public Program

Mercury beyond MESSENGER: Recent Progress from the Earth and Planets Laboratory

Anne Pommier, Staff Scientist, EPL

June 5

6:30pm EDT

Seminar

Microenvironmental ecology and symbiosis

Dr. Michael Kühl

May 14

11:00am PDT
News
News

Recent News

News
Read all News

Breaking News
June 18, 2025

10 Iconic Photographs of Vera Rubin

Breaking News
June 17, 2025

Inside Mercury: What Experimental Geophysics Is Revealing About Our Strangest Planet

Breaking News
June 17, 2025

Things Named After Carnegie Astronomer Vera Rubin
Donate
- Back
- Donate
  
  - ,
- Make a Donation
I feel passionately about the power of nonprofits to bolster healthy communities.

- Jo Ann Eder , Astronomer and Alumna

Header Text

Postdoctoral alumna Jo Ann Eder is committed to making the world a better place by supporting organizations, like Carnegie, that create and foster STEM learning opportunities for all.
Learn more arrow_forward

Home
Astro-biotechnology.

Astro-biotechnology.

Steele, Andrew; Bearman, Greg; Lynch, Kennda; Toporski, Jan; Maule, Jake; Hazen, Bob

2002

Astrobiology

Get the latest

Subscribe to our newsletters.

Email

Instagram
Twitter
Youtube
Facebook

Science

Biosphere Sciences & Engineering
Earth & Planets Laboratory
Observatories
Research Areas
Strategic Initiatives

Legal

Financial Statements
Conflict of Interest Policy
Privacy Policy

Careers

Working at Carnegie
Scientific and Technical Jobs
Postdoctoral Program
Administrative & Support Jobs
Carnegie Connect (For Employees)

Contact Us

Contact Administration
Media Contacts

Business Address

5241 Broad Branch Rd. NW

Washington, DC 20015

© Copyright Carnegie Science 2025