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 ...

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

Late in 2024, astronomers spotted a new near-Earth asteroid named 2024 YR4. By mid-2025, its improved orbit tracking raised an unusual possibility: the space rock could hit the Moon on Dec.

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.

A bus-size asteroid is racing through space on a trajectory that will bring it close to Earth, and NASA is watching it with ...

A small asteroid could strike the Moon in 2032, sparking moonquakes, glowing craters and meteor showers, while scientists debate whether to stop it or watch a rare cosmic experiment unfold.

Learn about 2024 YR4, the asteroid with a 4 percent chance of hitting the Moon in 2032, and the possible timeline of effects that could follow.

A massive asteroid might crash into the moon, and scientists are calling it a once-in-a-generation opportunity.

The space rock is hurtling toward the Earth at a zippy 8,478 miles per hour miles per hour, according to the space agency.

If a collision occurs, scientists estimate it would release energy equivalent to around 6.5 megatons of TNT, making it far more powerful than any previously recorded lunar impact. The strike could ...

A stronomers are getting prepared for the chance to see "the most energetic lunar impact event ever recorded in human history ...

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.