diff --git a/infographics/sistema_solare/modelli/03-sistema_ticonico.tex b/infographics/sistema_solare/modelli/03-sistema_ticonico.tex
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+\documentclass{standalone}
+%
+\usepackage{tikz}
+\usetikzlibrary{backgrounds,shapes.callouts}
+\usepackage{tkz-euclide}
+\usepackage{xcolor}
+%\usepackage{pgfplots}
+%\usepackage{freetikz}
+%\usetikzlibrary{shapes}
+%\definecolor{eduinafred}{HTML}{BB2D58}
+%\definecolor{eduinafblu}{HTML}{1D71B8}
+%
+\definecolor{space}{HTML}{0A2543}
+\definecolor{mercury}{HTML}{846549}
+\definecolor{venus}{HTML}{BB9765}
+\definecolor{earth}{HTML}{0089FA}
+\definecolor{mars}{HTML}{DC7B4E}
+\definecolor{jupiter}{HTML}{A79476}
+\definecolor{saturn}{HTML}{DBBD9B}
+\definecolor{saturnring}{HTML}{857C73}
+\definecolor{uranus}{HTML}{b1d8dd}
+\definecolor{neptune}{HTML}{799bc1}
+\definecolor{pluto}{HTML}{ceaa8a}
+\definecolor{dida}{HTML}{FFDE00}
+\definecolor{title}{HTML}{FBA706}
+%
+%\definecolor{glasses}{HTML}{08663D}
+\definecolor{moon}{HTML}{AFAFAF}
+%\definecolor{craterm}{HTML}{616060}
+%\definecolor{linem}{HTML}{DBDBDB}
+%\definecolor{core3}{HTML}{FFD016}
+%
+\usepackage{fontspec}
+\setmainfont{Open Dyslexic}
+%\setmainfont{Montserrat Medium}
+%
+\title{Sistema Solare}
+\begin{document}
+	\tikzset{
+		partial ellipse/.style args = {#1:#2:#3}{insert path={+ (#1:#3) arc (#1:#2:#3)}},
+		notice/.style  = { draw, ellipse callout, callout relative pointer={#1} },
+	}
+	\begin{tikzpicture}[background rectangle/.style={fill=white},show background rectangle,>={[inset=0,angle'=27]Stealth}]
+		\def\rsun{1}
+		\def\rmer{0.2}
+		\def\rven{0.5}
+		\def\ret{0.53}
+		\def\rmn{0.2}
+		\def\rms{0.28}
+		\def\rj{1}
+		\def\rsat{1}
+		\def\rur{1}
+		\def\rnp{1}
+		\def\rp{0.1}
+		%
+		\def\d{2}
+		%
+		\draw [use as bounding box] (-20,20) -| (20,20) |- (20,-76) -| (-20,-76);
+		%title
+		\begin{scope}
+			\draw [black,ultra thick,fill=title] (-18,18.5) rectangle (18,11.5);
+			\node (example-textwidth-2) [align=center, text width=40cm, color=black, font=\fontsize{90pt}{91pt}\selectfont] at (0,15) {Il sistema ticonico};
+		\end{scope}
+		%
+		\begin{scope}[shift={(-10,7)}]
+			\node at (23,0) {\includegraphics[width=5cm]{img/carl_sagan}};
+			\node (example-textwidth-2) [notice={(3,0.5)}, ultra thick, right, align=center, text width=12cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (1,-1) {Il primo a rivoluzionare il modello tolemaico fu \textbf{Tycho Brahe} che, riprendendo un'idea di \textbf{Marziano Capella}, propose una struttura che consentiva di abbandonare gli epicicli.};
+		\end{scope}
+		%
+		\begin{scope}[shift={(-3,-15)}]
+			\draw [fill=space] (-14,15) rectangle (20,-15);
+			\tkzDefPoint(0,0){E} %Earth
+			\tkzDefShiftPoint[E](0.5*\d,0){L0} %Moon
+			\tkzDefShiftPoint[E](2*\d,0){S0} %Sun
+			\tkzDefShiftPoint[S0](0.5*\d,0){Mr} %Mercury
+			\tkzDefShiftPoint[S0](0.7*\d,0){V0} %Venus
+			\tkzDefShiftPoint[S0](4.5*\d,0){M0} %Mars
+			\tkzDefShiftPoint[S0](5.3*\d,0){J0} %Jupiter
+			\tkzDefShiftPoint[S0](6*\d,0){R0} %Saturn
+			%
+			\tkzDrawCircle[color=moon,ultra thick](E,L0)
+			\tkzDrawCircle[color=white,ultra thick](E,S0)
+			\tkzDrawCircle[color=mercury,ultra thick](S0,Mr)
+			\tkzDrawCircle[color=venus,ultra thick](S0,V0)
+			\tkzDrawCircle[color=mars,ultra thick](S0,M0)
+			\tkzDrawCircle[color=jupiter,ultra thick](S0,J0)
+			\tkzDrawCircle[color=saturn,ultra thick](S0,R0)
+			%
+			\tkzDefShiftPoint[E](0:\ret){E1}
+			\tkzDrawCircle[color=black,ultra thick,fill=earth](E,E1)
+			\tkzDefPointBy[rotation= center E angle -90](L0) \tkzGetPoint{l0}
+			\node [above, xshift=2.2cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (E1) {Terra};
+			%
+			\tkzDefShiftPoint[l0](0:\rmer){L1}
+			\tkzDrawCircle[color=black,ultra thick,fill=moon](l0,L1)
+			\node [above, xshift=3cm, yshift=-0.5cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (L1) {Luna};
+			%
+			\tkzDefShiftPoint[S0](0:\ret){S1}
+			\tkzDrawCircle[color=black,ultra thick,fill=white](S0,S1)
+			\node [above, xshift=2.5cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (S1) {Sole};
+			%
+			\tkzDefShiftPoint[Mr](0:\rmer){mr}
+			\tkzDrawCircle[color=black,ultra thick,fill=mercury](Mr,mr)
+			\node [above, xshift=5.5cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (mr) {Mercurio};
+			%
+			\tkzDefPointBy[rotation= center S0 angle 110](V0) \tkzGetPoint{v0}
+			\tkzDefShiftPoint[v0](0:\rmer){V1}
+			\node [above, xshift=2.5cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (V1) {Venere};
+			\tkzDrawCircle[color=black,ultra thick,fill=venus](v0,V1)
+			%
+			\tkzDefPointBy[rotation= center S0 angle 35](M0) \tkzGetPoint{m0}
+			\tkzDefShiftPoint[m0](0:\rmer){M1}
+			\tkzDrawCircle[color=black,ultra thick,fill=mars](m0,M1)
+			\node [above, xshift=2.5cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (M1) {Marte};
+			%
+			\tkzDefShiftPoint[J0](0:\rmer){J1}
+			\tkzDrawCircle[color=black,ultra thick,fill=jupiter](J0,J1)
+			\node [above, xshift=2.5cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (J1) {Giove};
+			%
+			\tkzDefPointBy[rotation= center S0 angle -40](R0) \tkzGetPoint{r0}
+			\tkzDefShiftPoint[r0](0:\rmer){R1}
+			\tkzDrawCircle[color=black,ultra thick,fill=saturn](r0,R1)
+			\node [above, xshift=2.5cm, text width=10cm, color=white, font=\fontsize{15pt}{16pt}\selectfont] at (R1) {Saturno};
+			\draw [color=black,ultra thick] (-14,15) rectangle (20,-15);
+		\end{scope}
+		%
+		\begin{scope}[shift={(-10,-32)}]
+			\node at (23,0) {\includegraphics[width=5cm]{img/carl_sagan}};
+			\node (example-textwidth-2) [notice={(2,0.5)}, ultra thick, right, align=center, text width=14cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (0.5,-1) {I vantaggi di questo modello furono essenzialmente due: la gran mole di osservazioni raccolte da Brahe e l'osservazione della fasi di Venere, non previste nel modello tolemaico.};
+		\end{scope}
+		%
+		\begin{scope}[shift={(-10,-38)}]
+			\node at (0,-2) {\includegraphics[width=6cm]{img/tolomeo}};
+			\node (example-textwidth-2) [notice={(-3,1)}, ultra thick, right, align=center, text width=12cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (2,-4.5) {Non si puo' tenere conto di tutto!};
+		\end{scope}
+		%
+		\begin{scope}[shift={(-10,-48)}]
+			\node at (23,0) {\includegraphics[width=5cm]{img/carl_sagan}};
+			\node (example-textwidth-2) [notice={(2.5,0.2)}, ultra thick, right, align=center, text width=14cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (0,-1) {D'altra parte, dal punto di vista matematico, epicicli e deferenti erano equivalenti a mettere il Sole in movimento intorno alla Terra e gli altri pianeti in movimento intorno al Sole.};
+		\end{scope}
+		%
+		\begin{scope}[shift={(-10,-55)}]
+			\node at (0,-2) {\includegraphics[width=8cm]{img/brahe}};
+			\node (example-textwidth-2) [notice={(-3,1)}, ultra thick, right, align=center, text width=12cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (2,-4.5) {Per me la Terra doveva stare al centro dell'universo! Non riusci' a convincermi del contrario nemmeno il mio miglior allievo, Keplero.};
+		\end{scope}
+		%
+		\begin{scope}[shift={(-10,-68)}]
+			\node at (23,0) {\includegraphics[width=5cm]{img/carl_sagan}};
+			\node (example-textwidth-2) [notice={(2.5,0.2)}, ultra thick, right, align=center, text width=15cm, color=black, fill=white, font=\fontsize{23pt}{24pt}\selectfont] at (-1.5,-1) {A proposito delle leggi di Keplero, anche queste potevano essere ricavate a partire dal modello ticonico, giusto per ricordare l'efficacia matematica del modello realizzato dall'astronomo danese.};
+		\end{scope}
+		%
+		\begin{scope}[shift={(-10,-74)}]
+			\node at (27,0) () {\includegraphics[width=3.7cm]{img/licenza}};
+			\node at (18,-0.1) {\textcolor{black}{\fontsize{14}{15}\selectfont Testo e illustrazioni: @ulaulaman - Gianluigi Filippelli}};
+		\end{scope}
+	\end{tikzpicture}
+%
+\end{document}
\ No newline at end of file
diff --git a/infographics/sistema_solare/modelli/pdf/03-sistema_ticonico.pdf b/infographics/sistema_solare/modelli/pdf/03-sistema_ticonico.pdf
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