It sounds like the beginning of a science-fiction novel. An object from the dark void between the stars streaks into our solar system, behaving in ways that defy easy explanation. Following a sudden, ...

A massive object from space could easily flatten a huge metropolitan area if it strikes Earth. Astronomers constantly scan ...

In late December, a telescope in Chile discovered a small asteroid given the designation 2024 YR4. About a month later, initial observations of the asteroid, estimated to be 40 to 90 meters across, ...

Add Yahoo as a preferred source to see more of our stories on Google. The Apophis 2029 flyby could reveal asteroid surface shifts, spin changes and new lessons for planetary defense. (CREDIT: ...

WASHINGTON, Jan. 17, 2025 /PRNewswire/ -- NASA is bringing the high-stakes world of planetary defense to the Sundance Film Festival, highlighting its upcoming documentary, "Planetary Defenders," ...

To help guide NASA’s efforts over the next decade, the agency today released its Planetary Defense Strategy and Action Plan. For three decades, NASA has engaged in studying near-Earth objects (NEOs), ...

Tuesday marks the 10th anniversary of International Asteroid Day. In the decade since the United Nations established the observance, scientists say Earth is better prepared to defend itself from the ...

If a large asteroid is ever found to be on a direct collision course with Earth, we currently have one tried-and-tested technology that, if further developed, could save us from its potentially ...

Forbes contributors publish independent expert analyses and insights. I cover the history of science and exploration. On June 30, 1908, an asteroid about 65 meters wide collided with Earth’s ...

The chances of an asteroid hitting Earth are small, but the damage such an event could cause would be massive. Can nuclear bombs help avert disaster? The Earth is bombarded daily by objects from outer ...

Though dedicated professional telescopes make the majority of NEO discoveries now, they don’t have adequate observing time or geographical distribution. That is where our Shoemaker grant winners come ...

NASA astronomers are studying interstellar object 3I/ATLAS, shown here in a YouTube about its path across the solar system. It has reportedly released a sudden burst of energy and strange emissions as ...