Explore the universe through NASA data, real-time ISS tracking, Mars rover imagery, asteroid monitoring, and comprehensive space encyclopedia. Your gateway to the cosmos.

Explore

APOD
Mars Rovers
Earth Imagery
NASA Gallery
ISS Tracker

Data

Asteroids
Solar System
Exoplanets
Space Weather
Launches

Tools

Glossary
News
Calculators

Legal

About
Privacy Policy
Terms of Use
Space Tools
Contact

Stay updated with the cosmos

Get weekly digests of APOD highlights, upcoming launches, and space events.

This website is not affiliated with, maintained, authorized, endorsed by, or in any way officially connected with NASA or any of its subsidiaries or affiliates. All NASA imagery is in the public domain unless otherwise noted. Data sourced from NASA Open APIs, Launch Library 2, and other open data services.

Roscosmos cosmonaut Oleg Platonov is pictured with an air sampling device | Cosmos Observatory | Cosmos Observatory

Home
Gallery
Roscosmos cosmonaut Oleg Platonov is pictured with an air sampling device

Roscosmos cosmonaut Oleg Platonov is pictured with an air sampling device

iss073e0547546 (Aug. 27, 2025) --- Roscosmos cosmonaut and Expedition 73 Flight Engineer Oleg Platonov is pictured with an air sampling device to detect and analyze trace contaminants such as carbon dioxide and ammonia to ensure a safe breathable environment aboard the International Space Station.

Usage Rights

Most NASA images are in the public domain and free to use. Credit NASA as the source. Check NASA's media usage guidelines for details. Images featuring identifiable individuals may require additional permissions.

Explore More

Browse Gallery Picture of the Day Mars Photos Earth from Space Launch Schedule Space News

Details

NASA ID

iss073e0547546

Date Created

August 27, 2025

Center

JSC

Media Type

image

Downloads

Download this image in multiple resolutions. All NASA media are free for public use.

Original

Full resolution

Large

1920px

Medium

960px

Small

480px

Thumbnail

240px

Original

Full resolution