Where the water came from?
Recent discoveries of the ESA’s Rosetta mission gave new clues about the origin of the water in Earth or at least seems to discard a clue: the water came not from comets. The water discovered in...
View ArticleRosetta: preparing for perihelion
Perihelion basics What is perihelion exactly? Perihelion is the closest point a Solar System object gets to the Sun along its orbit (aphelion is the term given to the most distant point). The term...
View ArticleCelebrating a year at the comet
ESA’s Rosetta mission today celebrates one year at Comet 67P/Churyumov–Gerasimenko, with its closest approach to the Sun now just one week away. It’s been a long but exciting journey for Rosetta since...
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