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

As the asteroid lines up for a planetary flyby in 2029, space agencies are coordinating to conduct some groundbreaking ...

A nuclear explosion might eventually be Earth’s only way to protect itself from a dangerous asteroid. But preparing for that ...

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

The space rock is expected to zoom past our planet today at a speed of around 45,991 miles per hour, according to NASA.

Earlier this year, the asteroid 2024 YR4 shot to the top of the planetary defense watchlist after it was predicted to have a 3 percent chance of hitting Earth in 2032. According to reports ...

Earth's planetary defense community leapt into action and further observations quickly ruled out that the asteroid—called 2024 YR4—will strike Earth on December 22, 2032. But the odds that it ...

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He led the establishment of the Planetary Defense Coordination Office at NASA in January 2016. Prior to NASA, he served 23 years of Air Force active duty working on a host of national security ...