diff --git a/moonmath.go b/moonmath.go
index 114d7b8..66d522c 100644
--- a/moonmath.go
+++ b/moonmath.go
@@ -1,145 +1,15 @@
 package main
 
 import (
-	"context"
 	"fmt"
 	"os"
-	"time"
 
-	"code.humancabbage.net/sam/moonmath/moon"
-	"github.com/charmbracelet/bubbles/table"
+	"code.humancabbage.net/sam/moonmath/tui"
 	tea "github.com/charmbracelet/bubbletea"
-	"github.com/charmbracelet/lipgloss"
 )
 
-var baseStyle = lipgloss.NewStyle().
-	BorderStyle(lipgloss.NormalBorder()).
-	BorderForeground(lipgloss.Color("240"))
-
-type model struct {
-	math moon.Math
-
-	prices      table.Model
-	projections table.Model
-}
-
-func (m model) Init() tea.Cmd {
-	return func() tea.Msg {
-		_ = m.math.Refresh(context.TODO())
-		return m.math
-	}
-}
-
-func initialModel() model {
-	math := moon.NewMath(nil, nil)
-
-	tableStyle := table.DefaultStyles()
-	tableStyle.Selected = lipgloss.NewStyle()
-	prices := table.New(
-		table.WithColumns([]table.Column{
-			{Title: "Price", Width: 9},
-		}),
-		table.WithHeight(1),
-		table.WithStyles(tableStyle),
-	)
-
-	projectionCols := []table.Column{
-		{Title: "Labels", Width: 8},
-	}
-	for i := range math.Columns {
-		projectionCols = append(projectionCols, table.Column{
-			Title: math.Columns[i].Base.Name(),
-			Width: 10,
-		})
-	}
-	projectionRows := make([]table.Row, len(math.Goals)+2)
-	for i := range projectionRows {
-		projectionRows[i] = make(table.Row, len(projectionCols))
-	}
-	projectionRows[0][0] = "Starting"
-	projectionRows[1][0] = "CDPR"
-	for i := range math.Goals {
-		projectionRows[i+2][0] = fmt.Sprintf("$%.0f", math.Goals[i])
-	}
-	projections := table.New(
-		table.WithColumns(projectionCols),
-		table.WithRows(projectionRows),
-		table.WithHeight(len(math.Goals)+2),
-		table.WithStyles(tableStyle),
-	)
-
-	return model{
-		math:        math,
-		prices:      prices,
-		projections: projections,
-	}
-}
-
-func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
-	switch msg := msg.(type) {
-	case moon.Math:
-		m.math = msg
-		refillPrice(&m)
-		refillProjections(&m)
-		return m, tea.Tick(time.Second*30, func(t time.Time) tea.Msg {
-			_ = m.math.Refresh(context.TODO())
-			return m.math
-		})
-	case tea.KeyMsg:
-		switch msg.String() {
-		case "ctrl+c", "q", "esc":
-			return m, tea.Quit
-		}
-	}
-	return m, nil
-}
-
-func refillPrice(m *model) {
-	rows := []table.Row{
-		[]string{fmt.Sprintf("$%0.2f", m.math.CurrentPrice)},
-	}
-	m.prices.SetRows(rows)
-}
-
-func refillProjections(m *model) {
-	rows := m.projections.Rows()
-
-	for col := range m.math.Columns {
-		_ = col
-		never := false
-		if m.math.Columns[col].CDPR <= 1 {
-			never = true
-		}
-
-		rows[0][col+1] = fmt.Sprintf("$%.2f", m.math.Columns[col].StartingPrice)
-		rows[1][col+1] = fmt.Sprintf("%.2f%%", (m.math.Columns[col].CDPR-1)*100)
-		for row := 0; row < len(m.math.Goals); row++ {
-			var cell string
-			if never {
-				cell = "NEVER!!!!!"
-			} else {
-				cell = m.math.Columns[col].
-					Projections.Dates[row].
-					Format("2006-01-02")
-			}
-			rows[row+2][col+1] = cell
-		}
-	}
-	m.projections.SetRows(rows)
-}
-
-func (m model) View() string {
-	var s string
-	s += lipgloss.JoinHorizontal(
-		lipgloss.Top,
-		baseStyle.Render(m.prices.View()),
-		baseStyle.Render(m.projections.View()),
-	)
-	return s + "\n"
-}
-
 func main() {
-	p := tea.NewProgram(initialModel())
+	p := tea.NewProgram(tui.New())
 	if _, err := p.Run(); err != nil {
 		fmt.Printf("program error: %v\n", err)
 		os.Exit(1)
diff --git a/tui/tui.go b/tui/tui.go
new file mode 100644
index 0000000..2001632
--- /dev/null
+++ b/tui/tui.go
@@ -0,0 +1,138 @@
+package tui
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"code.humancabbage.net/sam/moonmath/moon"
+	"github.com/charmbracelet/bubbles/table"
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/lipgloss"
+)
+
+var baseStyle = lipgloss.NewStyle().
+	BorderStyle(lipgloss.NormalBorder()).
+	BorderForeground(lipgloss.Color("240"))
+
+type Model struct {
+	math moon.Math
+
+	prices      table.Model
+	projections table.Model
+}
+
+func New() Model {
+	math := moon.NewMath(nil, nil)
+
+	tableStyle := table.DefaultStyles()
+	tableStyle.Selected = lipgloss.NewStyle()
+	prices := table.New(
+		table.WithColumns([]table.Column{
+			{Title: "Price", Width: 9},
+		}),
+		table.WithHeight(1),
+		table.WithStyles(tableStyle),
+	)
+
+	projectionCols := []table.Column{
+		{Title: "Labels", Width: 8},
+	}
+	for i := range math.Columns {
+		projectionCols = append(projectionCols, table.Column{
+			Title: math.Columns[i].Base.Name(),
+			Width: 10,
+		})
+	}
+	projectionRows := make([]table.Row, len(math.Goals)+2)
+	for i := range projectionRows {
+		projectionRows[i] = make(table.Row, len(projectionCols))
+	}
+	projectionRows[0][0] = "Starting"
+	projectionRows[1][0] = "CDPR"
+	for i := range math.Goals {
+		projectionRows[i+2][0] = fmt.Sprintf("$%.0f", math.Goals[i])
+	}
+	projections := table.New(
+		table.WithColumns(projectionCols),
+		table.WithRows(projectionRows),
+		table.WithHeight(len(math.Goals)+2),
+		table.WithStyles(tableStyle),
+	)
+
+	return Model{
+		math:        math,
+		prices:      prices,
+		projections: projections,
+	}
+}
+
+func (m Model) Init() tea.Cmd {
+	return func() tea.Msg {
+		_ = m.math.Refresh(context.TODO())
+		return m.math
+	}
+}
+
+func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	switch msg := msg.(type) {
+	case moon.Math:
+		m.math = msg
+		refillPrice(&m)
+		refillProjections(&m)
+		return m, tea.Tick(time.Second*30, func(t time.Time) tea.Msg {
+			_ = m.math.Refresh(context.TODO())
+			return m.math
+		})
+	case tea.KeyMsg:
+		switch msg.String() {
+		case "ctrl+c", "q", "esc":
+			return m, tea.Quit
+		}
+	}
+	return m, nil
+}
+
+func refillPrice(m *Model) {
+	rows := []table.Row{
+		[]string{fmt.Sprintf("$%0.2f", m.math.CurrentPrice)},
+	}
+	m.prices.SetRows(rows)
+}
+
+func refillProjections(m *Model) {
+	rows := m.projections.Rows()
+
+	for col := range m.math.Columns {
+		_ = col
+		never := false
+		if m.math.Columns[col].CDPR <= 1 {
+			never = true
+		}
+
+		rows[0][col+1] = fmt.Sprintf("$%.2f", m.math.Columns[col].StartingPrice)
+		rows[1][col+1] = fmt.Sprintf("%.2f%%", (m.math.Columns[col].CDPR-1)*100)
+		for row := 0; row < len(m.math.Goals); row++ {
+			var cell string
+			if never {
+				cell = "NEVER!!!!!"
+			} else {
+				cell = m.math.Columns[col].
+					Projections.Dates[row].
+					Format("2006-01-02")
+			}
+			rows[row+2][col+1] = cell
+		}
+	}
+	m.projections.SetRows(rows)
+}
+
+func (m Model) View() string {
+	var s string
+	s += lipgloss.JoinHorizontal(
+		lipgloss.Top,
+		baseStyle.Render(m.prices.View()),
+		baseStyle.Render(m.projections.View()),
+	)
+	return s + "\n"
+}