A space rock roughly the height of a 15‑story building is on a trajectory that could intersect with the Moon in the early 2030s, and astronomers are watching it with unusual intensity. The object, ...

The asteroid, around 100 feet in diameter, is speeding toward our planet at about 22,000 miles per hour, according to NASA.

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have confirmed the discovery of a new quasi-moon, 2025 PN7, a small asteroid that will shadow Earth’s orbit for more ...

Earth will have a visitor within its orbit for the next several decades, according to astronomers. An asteroid named 2025 PN7 has become a "quasi-moon" to Earth, as it will be sharing an orbit with ...

Recently, the online world has been abuzz with speculation that NASA has confirmed the discovery of a second moon in Earth's orbit. Take any such rumors with a hefty grain of salt. That includes the ...

Astronomers have discovered a small asteroid that has been quietly accompanying Earth on its journey around the sun for the past 60 years, according to research published in September. The celestial ...

Asteroid 2022 RD2 is a near-Earth object that could become a temporary moon, then later a potential crash risk for the planet later this century. - NASA / JPL-Caltech illustration Scientists have ...

A niche corner of the commercial space sector is attracting attention from United States national security planners, not because of its economic promise, but because of the technical problems it is ...

At this point in history, astronomers and engineers who grew up watching "Deep Impact" and "Armageddon," two movies about the destructive power of asteroid impacts, are likely in relatively high ...

Two large asteroids will safely pass Earth this week, a rare occurrence perfectly timed to commemorate this year's Asteroid Day.