To view the 2019 IAA Planetary Defense Conference live broadcast, please use the link below.
Click on the talks for on-demand playback.
Impact Cratering Short Course & Field School 2019
Sept 28 - Oct 5, 2019
View the publication here
Mercury Gets a Meteoroid Shower from Comet Encke
The planet Mercury is being pelted regularly by bits of dust from an ancient comet.
Moonquakes have been measured by seismometers emplaced by the Apollo astronauts.