NISAR Satellite Provides Radar Imagery of Antarctic Ice Features
The US-India NISAR satellite began publicly releasing dual-frequency radar data useful for monitoring Earth's land, ice, and ecosystem changes.
THE TECHNOLOGY BRIEFING
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The US-India NISAR satellite began publicly releasing dual-frequency radar data useful for monitoring Earth's land, ice, and ecosystem changes.
A proposed method using two independent spacecraft could enable detection of very low frequency gravitational waves via precise stellar position shifts.
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