Enjoy a musical journey through our solar system with this engaging song. China asks South Korea not to export rare earth ...

The United States will view any attack on Guam or the Commonwealth of the Northern Mariana Islands as an attack on U.S. soil, Defense Secretary Pete Hegseth stressed to local leaders during a ...

Palantir Technologies may be joining forces with Elon Musk’s SpaceX and defense firm Anduril to develop a high-stakes U.S. missile defense system. President Trump is backing a “Golden Dome” initiative ...

Reuters reports Elon Musk’s SpaceX, Palantir, and Anduril are top contenders to build satellite tracking layers for Trump’s Golden Dome missile defense system—a project to intercept missiles from ...

Three Tucson scientists are featured in "Planetary Defenders," a new NASA documentary that premieres Wednesday about the ...

NASA has just premiered Planetary Defenders, offering a fascinating look at the high-stakes work geared toward protecting ...

As you watch the night sky, streaks of light often flash for a moment, then disappear. These brilliant flashes—called ...

Last week, reports started making rounds online about how the Trump administration could cut NASA's science budget for the upcoming fiscal year by almost half. Such a decision could lead to the ...

Lindley Johnson has been a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an ...

A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and ...

Ukraine needs additional MIM-104 Patriot air defense systems to increase the effectiveness of protection against russian strikes using ballistic missiles. President Volodymyr Zelenskyy said this ...

German Defense Minister Boris Pistorius said Berlin would send air defense systems and missiles to Kyiv in an upcoming defense package. Pistorius listed four IRIS-T surface-to-air defense systems with ...