Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer origin: the moon. One intriguing example is 469219 Kamoʻoalewa (2016 HO3), an ...
Late in 2024, astronomers spotted a new near-Earth asteroid named 2024 YR4. By mid-2025, its improved orbit tracking raised ...
NASA flags an asteroid, the odds shift, and better tracking usually turns worry into a clean miss. The system improves each ...
Paleontologists at the Canadian Museum of Nature have recently been studying the skeletal remains of a rhinoceros. This might ...