¡Feliz navidad!

clear-host
write-host
$Rows = 30
$colors = "DarkRed","Cyan","Red","Magenta","Yellow","White","cyan"           
    $oldpos = $host.ui.RawUI.CursorPosition
    Foreach ($r in ($rows..1)){
        write-host $(" " * $r) -NoNewline
        1..((($rows -$r) * 2)+1) | %{
           
                write-Host "*" -ForegroundColor Darkgreen  -nonewline
           
       }
        write-host ""
    }           
    write-host $("{0}***" -f (' ' * ($Rows -1) ))  -ForegroundColor DarkGreen
    write-host $("{0}***" -f (' ' * ($Rows -1) ))  -ForegroundColor DarkGreen
    $host.ui.RawUI.CursorPosition = $oldpos
    sleep .05
$numberstars=[math]::pow($Rows,2)
$numberlights=$numberstars *.25
for ($i = 0; $i -lt $numberlights; $i++)
{
$Starlocation+=@($host.ui.Rawui.CursorPosition)
}
$oldpos = $host.ui.RawUI.CursorPosition
while($true)
{
foreach ($light in ($numberlights..1))
    {
    $row=(get-random -min 1 -max (($Rows)+1))
    $column=($Rows-$row)+(get-random -min 1 -max ($row*2))
    $temppos=$host.ui.rawui.CursorPosition
    $temppos.x=$column
    $temppos.y=$row
    $Starlocation[(($light)-1)]=$temppos
    $host.ui.RawUi.CursorPosition=$temppoS
        write-Host "*" -ForegroundColor  ($colors | get-random) -nonewline
    }
        write-host ""
    Sleep .5
foreach ($light in ($numberlights..1))
    {
    $host.ui.RawUI.CursorPosition=$Starlocation[(($light)-1)]
    write-Host "*" -ForegroundColor DarkGreen -nonewline
    }
}