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 ...

In the ever-growing concern about asteroid collisions with Earth, a new study published in Nature Communications offers a ...

Scientists already knew this could be a doozy. Astronomers previously estimated if 2024 YR4 hits the moon, it could form a ...

What goes up must come down! Dan Smith shows how pieces of falling space junk can be tracked by their sonic booms. ☄️🔊 ...

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 ...

The James Webb Space Telescope has peered through the clouds of the Orion Nebula to spot stars blazing as they heat the area around them and blast apart molecules ...

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 ...

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.

The concept of dogfighting amongst the stars has been around far longer than video games set in space, but it's been a ...

Unistellar's citizen scientists are using their smart telescopes to engage in planetary defense, research and observational astronomy.

NPR's Ailsa Chang speaks to astronomer Sarah Greenstreet about her team's new discovery of the fastest-spinning large asteroid known to man.

A team led by University of Washington astronomers has discovered the fastest-ever spinning asteroid with a diameter over half a kilometer. The asteroid — found while analyzing data from the NSF–DOE ...