Potato-Shaped Mars Moon Phobos May Be a Captured Asteroid
A new analysis of the spectrum of the Martian moon Phobos shows a resemblance to spectrum and the albedo of D-type asteroids, providing clues about the lunar body's mysterious origins.
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NEXT: China Launches Hypersonic Missile Test, Downplays Fears
China Launches Hypersonic Missile Test, Downplays Fears
China's recent test of a hypersonic vehicle should not unduly alarm the United States or any other nation, Chinese military officials say.
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