TRAPPIST-1 planets have an Earth-like composition, research suggests 0 08.06.2017 23:42 United Press International (UPI.com) According to new analysis, at least six of the seven exoplanets boast an Earth-like consistency and are likely composed mostly of dense rock. Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ