February 2017
Growing space agency dilemma
... cosmic hazards, and even more lacking in their ability to provide protection to humanity. How a six-mile-wide meteor might appear seconds before impacting Earth. So what should the space agencies of the world be doing? The...
April 2019
Protecting our lunar legacy
... on the lunar surface. There is no wind or rain, but there is radiation, and there are Moonquakes and micro-meteor impacts. We need to understand that science better. Also, the sites represent a cultural resource that preserves elements...
April 2020
Satellite mega-constellations pose threat to ground-based astronomy
... short 13-second exposures taken within 70 minutes of each other from Waldenburg, Germany, on the night of the Perseids meteor shower 12 August 2018. The image has a field of view of 84 x62 degrees. Most of the dozens of lines are...
June 2020
Saving Earth – time for a new cooperative framework
... intersect with Earth. There are millions of NEOs and, according to a report by the B612 Foundation at the global Meteor Conference in 2014, the probability of impact is at least four times greater than was previously thought. This is one...
January 2021
Evolution of volatiles on the Moon
... emitted when the Moon passes through particulate debris from disintegrated comets and asteroids. Impacts from meteors of all sizes, even though they occur far less frequently today than in early solar system history...
01 July 2016
Asteroid Day was celebrated on June 30 – but what was it all about?
... out of orbit, potentially setting the asteroid on a collision course with Earth. Asteroids are often confused with meteors – typically a much smaller rock that enters the Earth's atmosphere and vaporizes (more commonly known as a shooting...
