- Station Home
- Overview   - Station Overview
  - International Space Station Reference
  - Station Assembly Elements
  - Ground Facilities
  - International Cooperation
  - Station Facts
  - Station Visitors
  - Station Record Holders
  - Reference Guide to the International Space Station (PDF)
  - Station Lithograph (PDF)
- Station Topics   - Your Orbiting Laboratory
  - International Space Station Expeditions
  - Visiting Vehicles
  - Station Spacewalks
- Multimedia   - Space Station Imagery
  - Space Station Videos (YouTube)
- News Releases
- Station Blogs

# Expedition 42

Occurred 9 years ago

Expedition 42 studied how space affects immune cells, observed pollution in Earth's atmosphere, and researched super-heated materials to create advanced alloys.

Mission Type

meet the crew

Launch

Landing

## Crew Members

Barry Wilmore, CommanderAlexander Samoukutyaev, Flight EngineerElena Serova, Flight EngineerTerry Virts, Flight EngineerAnton Shkaplerov, Flight EngineerSamantha Cristoforetti, Flight Engineer

## Crew and Cargo Missions

3/11/15 – Expedition 41/42 Land2/17/15 – ISS Progress 58 Launch/Dock2/14/2015 – ATV-5 Undock2/10/15 – SpaceX CRS-5 Release1/12/15 – SpaceX CRS-5 Capture1/10/15 – SpaceX CRS-5 Launch11/23/14 – Expedition 42/43 Launch

## Spacewalks

**Date:**March 1, 2015**Duration:**5 hours, 38 minutes**Spacewalkers:**Barry Wilmore, Terry Virts**Date:**Feb. 25, 2015**Duration:**6 hours, 43 minutes**Spacewalkers:**Barry Wilmore, Terry Virts**Date:**Feb. 21, 2015**Duration:**6 hours, 41 minutes**Spacewalkers:**Barry Wilmore, Terry Virts

## 				Expedition 42 Resources			

## News Releases

The news releases for Expedition 42 covering a variety of mission events and other activities both on Earth and in space.

## Mission Blogs

The daily blog updates for Expedition 42 highlighting crew and cargo missions, spacewalks, and advanced space research.

## Mission Summary

Get an overview of the Expedition, its crew and the activities they are working on during this mission to the International Space Station.

## Mission Science

Learn more about the range of microgravity science encompassing human research, space phsyics, and more the Expedition 42 crew has conducted.

## Mission Imagery

During Expedition 42, the crew took images of the Earth views, the orbiting station, their daily lives aboard and the experiments they conducted during their stay, plus so much more. Check out some of the image highlights from Expedition 42 in the gallery.

## Space Station Imagery

View imagery taken from the International Space Station since 1999 of daily crew activities, spacewalks, visiting vehicles, and the Earth below.

## Expedition 42 News

News Release4 Min Read
Space Station Crew Returns to Earth, Lands Safely in Kazakhstan

News Release1 Min Read
Weather Prevents Space Station Astronaut Linkup with Dallas Students

News Release3 Min Read
NASA Television to Air Space Station Change of Commander, Return of Three Crew Members
News Release2 Min Read
NASA Astronauts on Space Station to Speak Live with Dallas Students

5 Min Read
New NASA Earth Science Missions Expand View of Our Home Planet
News Release3 Min Read
Updated Dates Announced for Space Station U.S. Spacewalks
News Release3 Min Read
NASA TV Previews and Broadcasts Space Station U.S. Spacewalks
News Release2 Min Read
NASA Joins White House, from Ground and Space, to Discuss State of...
News Release

## More Humans in Space Topics

Space Station Research and Technology

Station Benefits for Humanity

Astronauts Home

Humans In Space

### The National Aeronautics and Space Administration

NASA explores the unknown in air and space, innovates for the benefit of humanity, and inspires the world through discovery.
                  - About NASA's Mission
Join Us

                    - Home
                    - News & Events
                    - Multimedia
                    - NASA+
                    - Missions
                    - Humans in Space
                    - Earth & Climate
                    - The Solar System
                    - The Universe
                    - Science
                    - Aeronautics
                    - Technology
                    - Learning Resources
                    - About NASA
                    - NASA en Español

### Follow NASA

                    -   
                    -   
                    -   
                    -   

                  - 
                  - More NASA Social Accounts
                  - NASA Newsletters

                - Sitemap
                - For Media
                - Privacy Policy
                - FOIA
                - No FEAR Act
                - Office of the IGBudget & Annual Reports
Agency Financial Reports
Contact NASA
Accessibility
-  									Page Last Updated:								  								Apr 17, 2024								 
-  									Page Editor:								  									Mark A. Garcia								 
-  								Responsible NASA Official:							  								Abigail Bowman