Spazi bianchi e gather

Ciao,

l’ambiente gather può causare spazi bianchi in fondo alla pagina? (quello della prima pagina ovviamente)

`
\documentclass[11pt,a4paper]{article}
\usepackage{tikz}
\usetikzlibrary{shapes,arrows}
\usepackage{amsmath}
\usepackage{layaureo}

\begin{document}

\subsubsection{Primo vertice}
\begin{gather*}
A_w=
\begin{bmatrix}
0 & 0.0010 & 0 & 0 & 0 & 0 \\
-0.0953 & -0.0025 & 0.0953 & 0.0025 & 0 & 0 \\
0 & 0 & 0 & 0.0010 & 0 & 0\\
0.8007 & 0.0213 & -6.4007 & -0.0213 & 0 & 0\\
0 & 0 & 0 & 0 & -0.1000 & 0\\
0.0080 & 0 & 0 & 0 & 0 & -0.0188
\end{bmatrix}\ 10^3\\
{B_1}_w=\begin{bmatrix} 0 & 0 &0 &5600 &0 &\end{bmatrix}^T\qquad
{B_2}_w=\begin{bmatrix}0 &0 &0 &0 &8 &0\end{bmatrix}^T\\
{C_1}_w=\begin{bmatrix} 0 & 0 & 0 & 0 & 0 & 4.7124\\
-0.9533 & -0.0254 & 0.9533 & 0.0254 & -0.0004 & 0\end{bmatrix}
\\
{D_{11}}_w=\begin{bmatrix}0\\0\end{bmatrix}
\qquad
{D_{12}}_w=\begin{bmatrix}0\\0\end{bmatrix}\\
{C_2}_w=\begin{bmatrix}1 & 0 & -1 & 0 & 0 & 0\end{bmatrix}
\qquad
{D_{21}}_w=0 \qquad {D_{22}}_w=0
\end{gather*}

\subsubsection{Secondo vertice}
\begin{gather*}
A_w=
\begin{bmatrix}
0 & 0.0010 & 0 & 0 & 0 & 0\\
-0.1628 & -0.1049 & 0.1628 & 0.1049 & 0.0000 & 0\\
0 & 0 & 0 & 0.0010 & 0 & 0\\
1.3678 & 0.8813 & -6.9678 & -0.8813 & -0.0003 & 0\\
0 & 0 & 0 & 0 & -0.1000 & 0\\
0.0080 & 0 & 0 & 0 & 0 & -0.0188
\end{bmatrix}\ 10^3\\
{B_1}_w=\begin{bmatrix} 0 & 0 &0 &5600 &0 &\end{bmatrix}^T\qquad
{B_2}_w=\begin{bmatrix}0 &0 &0 &0 &8 &0\end{bmatrix}^T\\
{C_1}_w=\begin{bmatrix} 0 & 0 & 0 & 0 & 0 & 4.7124\\
-0.9533 & -0.0254 & 0.9533 & 0.0254 & -0.0004 & 0\end{bmatrix}
\\
{D_{11}}_w=\begin{bmatrix}0\\0\end{bmatrix}
\qquad
{D_{12}}_w=\begin{bmatrix}0\\0\end{bmatrix}\\
{C_2}_w=\begin{bmatrix}1 & 0 & -1 & 0 & 0 & 0\end{bmatrix}
\qquad
{D_{21}}_w=0 \qquad {D_{22}}_w=0
\end{gather*}

\subsubsection{Terzo vertice}
\begin{gather*}
A_w=
\begin{bmatrix}
0 & 0.0010 & 0 & 0 & 0 & 0\\
-0.0953 & -0.0025 & 0.0953 & 0.0025 & 0 & 0\\
0 & 0 & 0 & 0.0010 & 0 & 0\\
0.8007 & 0.0213 & -6.4007 & -0.0213 & 0 & 0\\
0 & 0 & 0 & 0 & -0.1000 & 0\\
0.0080 & 0 & 0 & 0 & 0 & -0.0188
\end{bmatrix}\ 10^3\\
{B_1}_w=\begin{bmatrix} 0 & 0 &0 &5600 &0 &\end{bmatrix}^T\qquad
{B_2}_w=\begin{bmatrix}0 &0 &0 &0 &8 &0\end{bmatrix}^T\\
{C_1}_w=\begin{bmatrix} 0 & 0 & 0 & 0 & 0 & 4.7124\\
-0.9533 & -0.0254 & 0.9533 & 0.0254 & -0.0004 & 0\end{bmatrix}
\\
{D_{11}}_w=\begin{bmatrix}0\\0\end{bmatrix}
\qquad
{D_{12}}_w=\begin{bmatrix}0\\0\end{bmatrix}\\
{C_2}_w=\begin{bmatrix}1 & 0 & -1 & 0 & 0 & 0\end{bmatrix}
\qquad
{D_{21}}_w=0 \qquad {D_{22}}_w=0
\end{gather*}

\end{document}
`

Se si, come devo risolvere per avere lo stesso risultato apparte quello spazio? (anche un pò migliore non mi dispiacerebbe)

Ciao