Astronomers are constantly tracking “potentially hazardous” objects in space, using advanced telescopes capable of detecting ...

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 ...

In national security space, “dim objects” typically refer to satellites or debris that emit little energy and are hard to see with traditional sensors. Detecting and characterizing them is already ...

During the Cold War, the Soviet Union explored ideas so extreme they border on science fiction—including using asteroids as ...

Blasting meteorite samples with CERN’s Super Proton Synchrotron, the team found that the material "became stronger". That ...

The John J. McCarthy Observatory - run by volunteers on the grounds of New Milford High School - has been watching the night sky for 25 years.

My friend Larry Lebofsky has been studying asteroids since we first met as students, more than 50 years ago. Now approaching 80 years old, he still spends a ...

If the building-size asteroid 2024 YR4 crashes into the moon in December 2032, the impact will produce a bright flash that may be visible to the naked eye, a new study finds.

January brought a wide range of thoughtful science conversations featuring researchers from the SETI Institute, spanning everything from hands-on planetary defense with citizen scientists to careful ...

An American high school student has stunned the scientific world by developing an algorithm to map 1.5 million previously ...

NASA telescopes have so much data that a huge amount of it remains to be analysed. A high school student found 1.5 million objects in the universe on just one telescope designed to find asteroids. His ...

Only far smaller impacts have been observed directly. In 2013, a meteoroid weighing a few hundred kilograms struck the Moon, ...