Sentences with phrase «very high levels of radiation»

Astrobiologists, who will be presenting their work at the European Planetary Science Congress (EPSC) 2013 in London on Monday 9 September, have shown that Raman spectroscopy can be used to detect micro-organisms even after they have been damaged by exposure to very high levels of radiation, as is encountered on the Martian surface.

Not exact matches

During their early life, Sun - like stars spin very fast, creating extremely high levels of magnetic activity that drive powerful stellar flares, coronal mass ejections, and an outpouring of X-ray and ultraviolet radiation.

What we know of the connection between solar activity and radiation, coupled with high abundances of isotopes in tree - rings and ice - cores (Fig. 2d), supports the likely case that during the Maunder Minimum solar activity remained for over half a century at very low levels.