Most of these objects are potentially hazardous asteroids (PHAs), and a few are comets. As of November 2022 [update] there are 2,304 known PHAs (about 8% of the total near-Earth population), of which 153 are estimated to be larger than one kilometer in diameter (see list of largest PHAs below) .

Jun 18, 2024 · What is the most dangerous asteroid, how probable is an impact, and how much destructive power would a collision with Earth have? Here are 5 big space rocks that NASA is watching closely.

Feb 11, 2025 · Here are the five most dangerous asteroids that could collide with Earth and are currently being monitored. Discovered in late 2024, 2024 YR4 is currently the most concerning asteroid on record due to its high impact probability. The latest NASA observations indicate a 2.3% chance of collision in 2032 —which translates to 1 in 43 odds.

Sep 22, 2024 · Here are some of the most dangerous asteroids Nasa are keeping an eye on. The important thing to note is that, despite the chances detailed below, they are all still rated as zero risk at present. As it stands, there is a 1 in 2,700 chance of Bennu striking Earth on September 24, 2182 Credit: SWNS.

Sep 17, 2024 · According to NASA, here is the list of the top 10 dangerous asteroids that may have close encounters with Earth in the coming years.

Sep 10, 2024 · Experts warn that several asteroids are at risk of smashing into Earth, Live Science reported. 1. Bennu. Meet Bennu. Bennu is a near-Earth asteroid that is being explored by NASA's OSIRIS-REx...

Aug 14, 2013 · NASA has created a map of 'potentially hazardous' asteroids that could pose an impact threat to Earth. See why NASA mapped more than 1,400 potentially dangerous space rocks.

As of February 2025, NASA's Center for Near Earth Object Studies (CNEOS) has identified around 37,500 NEOs. Of those, about 2,500 are considered potentially hazardous, according to the...

Among the threats from outer space asteroids are one of the most watched analyzed and tracked celestial bodies. Occasionally an asteroid’s path intersects with Earth’s orbit raising concerns ...

Sep 11, 2024 · In this blog, we’ll explore the six asteroids, the role of NASA’s asteroid warning system, and the advancements in asteroid deflection technology, including the success of the DART mission. We’ll also delve into high-risk space rocks like asteroid Bennu and the infamous Apophis asteroid.