diff --git a/bomb.go b/bomb.go
index 2448820..3f2e66e 100644
--- a/bomb.go
+++ b/bomb.go
@@ -35,7 +35,7 @@ func (b *Bomb) Dead() bool {
 func (b *Bomb) Tick(frame int64) {
 	b.fti -= 1
 	if b.fti <= 0 {
-		b.target.Bombed(b.profile)
+		b.target.Bombed(b.profile, frame)
 		b.done = true
 		log_info("bomb went off on %v", b.target)
 	}
diff --git a/commands.go b/commands.go
index 0eb4b6b..f4faba5 100644
--- a/commands.go
+++ b/commands.go
@@ -157,19 +157,6 @@ var commandsCommand = Command{
 	},
 }
 
-// var scanCommand = &Command{
-// 	name: "scan",
-// 	help: "super duper scan",
-// 	handler: func(conn *Connection, args ...string) {
-// 		if !conn.CanScan() {
-// 			conn.Printf("scanners are still recharging.  Can scan again in %v\n", conn.NextScan())
-// 			return
-// 		}
-// 		currentGame.Register(NewScan(conn.System()))
-// 		conn.RecordScan()
-// 	},
-// }
-
 // var broadcastCommand = &Command{
 // 	name: "broadcast",
 // 	help: "broadcast a message for all systems to hear",
diff --git a/connection.go b/connection.go
index 8b128ae..b5d0d54 100644
--- a/connection.go
+++ b/connection.go
@@ -128,22 +128,6 @@ func (c *Connection) SetState(s ConnectionState) {
 	c.ConnectionState = s
 }
 
-// func (c *Connection) SendBomb(target *System) {
-// 	if c.bombs <= 0 {
-// 		fmt.Fprintln(c, "cannot send bomb: no bombs left")
-// 		return
-// 	}
-// 	if time.Since(c.lastBomb) < 5*time.Second {
-// 		fmt.Fprintln(c, "cannod send bomb: bombs are reloading")
-// 		return
-// 	}
-// 	c.bombs -= 1
-// 	c.lastBomb = time.Now()
-// 	bomb := NewBomb(c, target)
-// 	currentGame.Register(bomb)
-// 	c.Printf("sending bomb to system %v\n", target)
-// }
-
 func (c *Connection) ReadLines(out chan []string) {
 	defer close(out)
 
@@ -243,6 +227,10 @@ func (c *Connection) Win(method string) {
 	currentGame.Win(c, method)
 }
 
+func (c *Connection) Die(frame int64) {
+	c.SetState(NewDeadState(frame))
+}
+
 type ConnectionState interface {
 	CommandSuite
 	String() string
diff --git a/idle.go b/idle.go
index 9999dc4..fb4242d 100644
--- a/idle.go
+++ b/idle.go
@@ -7,7 +7,6 @@ import (
 
 type IdleState struct {
 	CommandSuite
-	NopEnter
 	NopExit
 	*System
 }
@@ -16,7 +15,6 @@ func Idle(sys *System) ConnectionState {
 	i := &IdleState{System: sys}
 	i.CommandSuite = CommandSet{
 		balCommand,
-		commandsCommand,
 		helpCommand,
 		playersCommand,
 		Command{
@@ -49,10 +47,20 @@ func Idle(sys *System) ConnectionState {
 			arity:   0,
 			handler: i.info,
 		},
+		Command{
+			name:    "scan",
+			help:    "scans the galaxy for signs of life",
+			arity:   0,
+			handler: i.scan,
+		},
 	}
 	return i
 }
 
+func (i *IdleState) Enter(c *Connection) {
+	i.System.Arrive(c)
+}
+
 func (i *IdleState) String() string {
 	return fmt.Sprintf("idle on %v", i.System)
 }
@@ -115,3 +123,11 @@ func (i *IdleState) mine(c *Connection, args ...string) {
 func (i *IdleState) info(c *Connection, args ...string) {
 	c.Printf("Currently idle on system %v\n", i.System)
 }
+
+func (i *IdleState) scan(c *Connection, args ...string) {
+	if time.Since(c.lastScan) < 1*time.Minute {
+		return
+	}
+	c.Printf("Scanning the galaxy for signs of life...\n")
+	currentGame.Register(NewScan(i.System))
+}
diff --git a/system.go b/system.go
index 53c558e..841ed2f 100644
--- a/system.go
+++ b/system.go
@@ -58,6 +58,9 @@ func (s *System) Reset() {
 
 func (s *System) Arrive(conn *Connection) {
 	// conn.SetSystem(s)
+	if s.players[conn] {
+		return
+	}
 	log_info("player %s has arrived at system %v", conn.Name(), s)
 	if s.players == nil {
 		s.players = make(map[*Connection]bool, 8)
@@ -161,9 +164,9 @@ func (s *System) Distances() []Ray {
 	return s.distances
 }
 
-func (s *System) Bombed(bomber *Connection) {
+func (s *System) Bombed(bomber *Connection, frame int64) {
 	s.EachConn(func(conn *Connection) {
-		// conn.Die()
+		conn.Die(frame)
 		bomber.MadeKill(conn)
 	})
 	if s.colonizedBy != nil {