Active microwave remote sensing has become an essential tool for many science disciplines that seek to observe and understand processes on Earth’s land surface. Over the past two decades, over 20 ...

The European Space Agency’s launch of the Sentinel-1 satellite has made 20-meter resolution radar imagery of the whole planet freely available. The “all-weather, day-and-night supply of imagery of ...

Image registration is a fundamental process in remote sensing which involves the precise alignment of images acquired from different sensors, perspectives, or times. This technique is critical for ...

Abstract: Traditional active radars transmit a powerful electromagnetic pulse and record the echo's delay time and power to measure target properties of interest, such as range, velocity, and ...

SAR image from Iceye showing a highway intersection in Mozambique. On Friday, Finland-based imaging satellite startup Iceye announced that it’s now capable of producing radar images with a resolution ...

Cloud removal techniques are pivotal in enhancing the usability of remote sensing imagery by recovering ground information obscured by cloud cover. These methods address the fundamental challenge ...

China's largest commercial radar remote sensing satellite constellation, the Nuwa constellation, began its large-scale application late Monday, which composes of 12 commercial radar remote sensing ...

Go beyond the visible - explore hyperspectral, microwave and thermal remote sensing for deeper Earth observation insights. This module introduces advanced concepts in active and passive remote sensing ...

Starlink is a mega constellation of low Earth orbiting (LEO) satellites used to provide broadband internet globally. As of February 2025, there are more than 7,000 Starlink satellites in low Earth ...

The Committee on a Survey of the Active Sensing Uses of the Radio Spectrum was tasked with: (1) documenting the importance of active remote sensing, particularly for the purpose of serving societal ...