Meteorite impact caused long-lived volcanic eruptions on Earth

May 24
meteorite impact volcanic eruptions sudbury

A photomicrograph of a vesicular green shard from the Onaping Formation of the Sudbury impact basin. Credit: Paul Guyett, Trinity College Dublin.

Meteorite impacts can produce more than craters on the Earth – they can also spark volcanic activity that shapes its surface and climate by bringing up material from depth. That is the headline finding of an international

Planetary Defense Conference (PDC) 2017 – Day 5

May 19

Friday, May 19, 2017, Tokyo, Japan The last day of the PDC was fully dedicated to the hypothetical NEO/Earth impact event scenario exercise. During the whole week the experts worked on this exercise that aims to deflect the fictitious asteroid 2017 PDC.

planetary defense conference pdc 2017 day 5

Orbit of Asteroid 2017 PDC

The initial scenario was as follows:

Planetary Defense Conference (PDC) 2017 – Day 4

May 18

Thursday, May 18, 2017, Tokyo, Japan The penultimate day of the PDC started with the talks of the Session 6, which addressed the topic Impact Consequences, where experts explained what would happen if an asteroid would impact Earth. Still in the morning, the Session 7 took place with talks about Disaster Response, presenting ways to respond to the impact threat once it becomes real. The afternoon started with the Session 8, addressing Impact Risk Assessment and Decision

Planetary Defense Conference (PDC) 2017 – Day 3

May 17

Wednesday, May 17, 2017, Tokyo, Japan The third day of the PDC was the day that the NEOShield-2 team participated most. The day started with the continuation of the Session 4, initiated on the previous day. Later on, the Session 5 got started with the topic Mission & Campaign designs. The first talks in this session addressed the Asteroid Impact And Deflection Assessment (AIDA), the NASA’s Double Asteroid Redirection Test (DART) Mission and the ESA’s Asteroid Impact Mission