In an unprecedented moment duringNASA’s Artemis 2 mission, astronauts witnessed flashes of light caused by meteoroid impacts ...

Meteoroid impacts represent one of the most dynamic interactions between extraterrestrial bodies and the Earth’s atmosphere. When meteoroids enter the atmosphere, they experience rapid deceleration ...

Meteoroid streams are coherent groups of debris originating primarily from cometary or asteroidal fragmentation, which travel through the Solar System along similar orbital paths. As Earth intersects ...

Even as NASA’s Artemis II was in the middle of its epic sling around the moon, scientists like Brown University’s James Head III and John “Jack” Mustard said the mission had already changed what we ...

Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over time? Researchers show that this is not due to the random pull of the planets, but rather the ...

The James Webb Space telescope is expected to give NASA its clearest view into deep space. But before the telescope beams back its first photos, it is already encountering issues in space. NASA ...

Potentially dangerous comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, new research shows. When you purchase through links on our site, we may ...

NASA’s orbital debris program officially began in 1979. Lacking an official program designation at the time, it was initiated in the Space Sciences Branch at Johnson Space Center (JSC) as a result of ...

The meteoroid stream of long-period comet Thatcher (white line). Each meteoroid moved on its own orbit and created a Lyrid shower meteor when it hit Earth after approaching the orbit of Earth (blue ...