In a September 21, 1966 press release, Secretary of the Interior Stewart Udall announced that the DOI was launching "Project EROS (Earth Resources Observation Satellites)." Udall's vision was to observe the Earth for the benefit of all.
When was the Landsat 9 satellite launched?
Landsat 9—a partnership between the USGS and NASA—was launched from Space Launch Complex 3E at Vandenberg Air Force Base in California upon a United Launch Alliance Atlas V 401 launch vehicle on September 27, 2021.
Learn more: Landsat 9 Mission

Related
What sensors does the Landsat 9 satellite carry?
What is the Landsat satellite program and why is it important?
Are there any restrictions on the use or redistribution of Landsat data?
Can Landsat satellite acquisition requests be made for a specific date and location?
What are the acquisition schedules for the Landsat satellites?
How do I search for and download Landsat data?
After a Landsat scene is collected, when will it become available for search and download?
In a September 21, 1966 press release, Secretary of the Interior Stewart Udall announced that the DOI was launching "Project EROS (Earth Resources Observation Satellites)." Udall's vision was to observe the Earth for the benefit of all.

Matt Hansen talks about the value of Landsat data as an infrastructure for research and innovation.
Matt Hansen talks about the value of Landsat data as an infrastructure for research and innovation.

Boston University Professor Curtis Woodcock talks about the significance Landsat was had in science and what he hopes to see as the mission continues.
Boston University Professor Curtis Woodcock talks about the significance Landsat was had in science and what he hopes to see as the mission continues.

Ted Scambos, Lead Scientist at the National Snow & Ice Data Center, talks about the roll of Landsat in his research studying polar regions.
Ted Scambos, Lead Scientist at the National Snow & Ice Data Center, talks about the roll of Landsat in his research studying polar regions.
2019 Joint Agency Commercial Imagery Evaluation—Land remote sensing satellite compendium
Landsat 9
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Landsat Collections
Landsat benefiting society for fifty years
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Landsat plays a key role in reducing hunger on earth
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Related
What sensors does the Landsat 9 satellite carry?
What is the Landsat satellite program and why is it important?
Are there any restrictions on the use or redistribution of Landsat data?
Can Landsat satellite acquisition requests be made for a specific date and location?
What are the acquisition schedules for the Landsat satellites?
How do I search for and download Landsat data?
After a Landsat scene is collected, when will it become available for search and download?
In a September 21, 1966 press release, Secretary of the Interior Stewart Udall announced that the DOI was launching "Project EROS (Earth Resources Observation Satellites)." Udall's vision was to observe the Earth for the benefit of all.
In a September 21, 1966 press release, Secretary of the Interior Stewart Udall announced that the DOI was launching "Project EROS (Earth Resources Observation Satellites)." Udall's vision was to observe the Earth for the benefit of all.

Matt Hansen talks about the value of Landsat data as an infrastructure for research and innovation.
Matt Hansen talks about the value of Landsat data as an infrastructure for research and innovation.

Boston University Professor Curtis Woodcock talks about the significance Landsat was had in science and what he hopes to see as the mission continues.
Boston University Professor Curtis Woodcock talks about the significance Landsat was had in science and what he hopes to see as the mission continues.

Ted Scambos, Lead Scientist at the National Snow & Ice Data Center, talks about the roll of Landsat in his research studying polar regions.
Ted Scambos, Lead Scientist at the National Snow & Ice Data Center, talks about the roll of Landsat in his research studying polar regions.