open-data

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Open Data The opening of the Landsat data archive in 2008 represented a foundational shift in how Earth observation data were accessed and shared. Open science is the growing movement to make scientific research, publications, data, and software accessible to everyone. The core principles of open science include transparency andContinue Reading

data-overview

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Landsat Data The Landsat archive represents the world’s longest continuous record of Earth observation data, spanning over five decades of systematic global coverage since 1972. How to Access Data Data Products Calibration & Validation Earth’s Time Machine A Foundational Dataset Data Fusion Data Tutorials Overview The Landsat program has systematicallyContinue Reading

landsat-calibration-&-validation

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Calibration & Validation Closely calibrated and validated data are a hallmark of the Landsat Program. For medium-resolution satellite data, Landsat is considered the “gold standard” because of the program’s tradition of rigorous, independently verified calibration that is diligently reported and documented in peer-reviewed literature. This level of calibration takes considerable effortContinue Reading

what’s-up:-november-2025-skywatching-tips-from-nasa

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Mars and Mercury cozy up, the Leonids sparkle, and Saturn’s rings are…disappearing?  Mars and Mercury get close for a conjunction, the Leonid meteor shower delights, and Saturn’s rings are…disappearing? Skywatching Highlights Nov. 12: A conjunction between Mars and Mercury Nov. 16-18: Leonid meteor shower peak viewing Nov. 23: Saturn’s ringsContinue Reading

openvsp-curve-editor

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OpenVSP Ground School Home OpenVSP OpenVSP Curve Editor OpenVSP Ground School Fundamentals Core Concepts Interface General Component Controls Modeling Introduction Wings Fuselages Stacks Pods Ellipsoids Bodies of Revolution Propellers Blanks Hinges Conformal Human Cross-Sections Skinning Wing Blending Wing Airfoil Modification Meshes and Point Clouds Designing Intent Component Sets Design VariablesContinue Reading

corrections-to-f.3-exoplanets-research

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Explore This Section … ROSES-25 Blog Corrections to F.3 Exoplanets… Overview ROSES FAQ Solicitations ROSES Blog ROSES 2025 ROSES 2024 ROSES 2023 ROSES 2022 ROSES 2021 ROSES 2020 NAC Science Committee Team More Help & Support Advisory Committees Announcement of Opportunity Public Meetings Dual-Anonymous Peer Review Grant Stats Library andContinue Reading

nasa-fuels-discovery-from-earth-to-sky:-one-crayon-at-a-time

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Explore This Section Science Science Activation NASA Fuels Discovery from… Overview Learning Resources Science Activation Teams SME Map Opportunities More Science Activation Stories Citizen Science   6 min read NASA Fuels Discovery from Earth to Sky: One Crayon at a Time Student interns help kids color in data to learnContinue Reading

nasa-progresses-toward-artemis-ii-moon-mission

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Technicians with NASA’s Exploration Ground Systems team use a crane to lift and secure NASA’s Orion spacecraft on top of the SLS (Space Launch System) rocket in High Bay 3 of the Vehicle Assembly Building at NASA’s Kennedy Space Center in Florida on Saturday, Oct. 18, 2025, for the agency’sContinue Reading

new-citizen-science-proposals-funded-in-2025

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3 min read New Citizen Science Proposals Funded in 2025 NASA has selected 10 new citizen science proposals for funding in 2025. These selections provide a preview of what’s coming next for NASA citizen science. Note that these investigations are research grants: some of them will result in new opportunitiesContinue Reading