space exploration

GeoTalk: meet Silke Asche, researcher of the origin of life on other planets!

Simon Clark January 16, 2026

Silke Asche

Hello Silke and welcome to GeoTalk! Before we dig into your topic of expertise, could you introduce yourself to our readers? Hello, Simon. My name is Silke Asche, and I am a chemist in astrobiology and part of the Agnostic Biosignature Collective led by Dr Heather Graham at NASA’s Goddard Space Flight enter. My Ph.D. focused on Origins of Life (OoL) research and the automation of such experiments. ...[Read More]

Ireland’s Geoscience Day: The success story of bridging generations over science

Asmae Ourkiya November 29, 2024

The EGU Geoscience Days connect science with society by funding innovative projects that make Earth, planetary, and space sciences accessible. This year’s spotlight is on our awardee Fergus McAuliffe’s project, Marine Geoscience for All, which used art, storytelling, and dialogue to bring marine geoscience closer to the public. I had the pleasure to interview Fergus again after the events to ...[Read More]

Was that a meteor or a re-entry ? The final frontier for satellites when their mission ends

Asmae Ourkiya November 15, 2024

Picture taken by Nick Uwuor

Like humans, satellites have a lifespan. These machines orbiting high above Earth serve various critical purposes that range from monitoring weather systems and tracking greenhouse gases to studying the cosmos. But even the most advanced satellites reach a point when their electronics wear out, their fuel depletes, and their missions come to an end. When their time is up, what becomes of these tir ...[Read More]