Sources: USA Today
The European Space Agency announces that the chances of asteroid 2024 YR4 impacting Earth in 2032 has decreased to 1.5% (1-in-67), and is likely to decrease further to less than 1%. 2025-02-21
The European Space Agency spacecraft "Hera" is successfully launched on a Falcon 9 Block 5 rocket by SpaceX from the Cape Canaveral Space Force Station in Florida, United States. The spacecraft will study the asteroid 65803 Didymos and evaluate the impact of the earlier Double Asteroid Redirection Test. 2024-10-7
A 1 m near-Earth asteroid is discovered before falling as a harmless bolide over central Ontario, Canada, at 08:27 UTC. It is the sixth asteroid to be discovered before impacting Earth. 2022-11-19
Boulders are discovered on the Bennu asteroid by NASA's OSIRIS-REx spacecraft, which is expected to collect samples from the asteroid's surface later this month. 2020-10-10
A previously undetected Apollo group asteroid 2020 JJ passes 4,350 miles (7,000 kilometres) away from Earth. It is the closest near-Earth object since 2019 UN13. 2020-05-4
NASA's "Dawn" spacecraft exhausts all of its hydrazine fuel propellant and without a functioning maneuvering system enters into uncontrolled motion around dwarf planet Ceres, thus ending its 11-year mission. 2018-11-1
Asteroid 3122 Florence, which is roughly 2.7 miles (4.4 kilometers) wide, comes within 4.4 million miles (7 million km) of Earth — approximately 18 times the distance from our planet to the Moon. 2017-09-1
Asteroid 2013 TV135 is discovered with an approximately 1 in 63,000 chance of colliding with the earth in 2032. 2013-10-18
Forty-one scientists publish a paper in "Science" affirming that the Cretaceous–Paleogene extinction event, the large-scale mass extinction of dinosaurs and other lifeforms on Earth ~65.5 million years ago, was caused by an asteroid impact. 2010-03-4