Det var fler små pippisar som ville dela fika med mig. Jag har listat ut att den tillhör ordningen tätting men längre än så kom jag inte. Normalt skulle jag kalla den ”gråsparv” men det är en killgissning.
Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter spacecraft has discovered that a solar flare is triggered by initially weak disturbances that quickly become more violent. This rapidly evolving process creates a ‘sky’ of raining plasma blobs that continue to fall even after […]
To land on the right foot on the Red Planet, European engineers have been dropping a skeleton of the four-legged ExoMars descent module at various speeds and heights on simulated martian surfaces.