diff --git a/network/base/fixtures/antennas.json b/network/base/fixtures/antennas.json
new file mode 100644
index 0000000..a7a16e7
--- /dev/null
+++ b/network/base/fixtures/antennas.json
@@ -0,0 +1,29 @@
+[
+{
+    "fields": {
+        "antenna_type": "yagi",
+        "band": "VHF",
+        "frequency": 144.8
+    },
+    "model": "base.antenna",
+    "pk": 1
+},
+{
+    "fields": {
+        "antenna_type": "yagi",
+        "band": "UHF",
+        "frequency": 433.0
+    },
+    "model": "base.antenna",
+    "pk": 2
+},
+{
+    "fields": {
+        "antenna_type": "dipole",
+        "band": "HF",
+        "frequency": 433.0
+    },
+    "model": "base.antenna",
+    "pk": 3
+}
+]
diff --git a/network/base/management/commands/initialize.py b/network/base/management/commands/initialize.py
index 78c9d3c..9f14f57 100644
--- a/network/base/management/commands/initialize.py
+++ b/network/base/management/commands/initialize.py
@@ -1,34 +1,27 @@
-from orbit import satellite
-
 from django.core.management.base import BaseCommand
-
-from network.base.tests import ObservationFactory, StationFactory
-from network.base.models import Satellite
+from django.core.management import call_command
 
 
 class Command(BaseCommand):
     help = 'Create initial fixtures'
 
     def handle(self, *args, **options):
+        # Migrate
+        call_command('migrate')
+
+        #  Initial data
+        call_command('loaddata', 'antennas')
+        call_command('fetch_data')
+
+        # Create random fixtures for remaining models
+        from network.base.tests import ObservationFactory, StationFactory
+        from network.base.models import Antenna
         ObservationFactory.create_batch(20)
-        StationFactory.create_batch(20)
+        StationFactory.create_batch(10,
+                                    antennas=(Antenna.objects.all().values_list('id', flat=True)))
 
-        satellites = Satellite.objects.all()
+        # Update TLEs
+        call_command('update_all_tle')
 
-        for obj in satellites:
-            try:
-                sat = satellite(obj.norad_cat_id)
-            except:
-                self.stdout.write(('Satellite {} with Identifier {} does '
-                                  'not exist [deleted]').format(obj.name, obj.norad_cat_id))
-                obj.delete()
-                continue
-
-            obj.name = sat.name()
-            tle = sat.tle()
-            obj.tle0 = tle[0]
-            obj.tle1 = tle[1]
-            obj.tle2 = tle[2]
-            obj.save()
-            self.stdout.write(('Satellite {} with Identifier {} '
-                              'found [updated]').format(obj.norad_cat_id, obj.name))
+        # Create superuser
+        call_command('createsuperuser')
diff --git a/network/base/tests.py b/network/base/tests.py
index 1a607d1..2b8eabb 100644
--- a/network/base/tests.py
+++ b/network/base/tests.py
@@ -5,11 +5,19 @@ import factory
 from factory import fuzzy
 from django.utils.timezone import now
 
-from network.base.models import (ANTENNA_BANDS, ANTENNA_TYPES, MODE_CHOICES,
-                                 Antenna, Satellite, Station, Transmitter, Observation)
+from network.base.models import (ANTENNA_BANDS, ANTENNA_TYPES, Mode, Antenna,
+                                 Satellite, Station, Transmitter, Observation)
 from network.users.tests import UserFactory
 
 
+class ModeFactory(factory.django.DjangoModelFactory):
+    """Antenna model factory."""
+    name = fuzzy.FuzzyText()
+
+    class Meta:
+        model = Mode
+
+
 class AntennaFactory(factory.django.DjangoModelFactory):
     """Antenna model factory."""
     frequency = fuzzy.FuzzyFloat(200, 500)
@@ -39,7 +47,8 @@ class StationFactory(factory.django.DjangoModelFactory):
 
         if extracted:
             for antenna in extracted:
-                self.antenna.add(antenna)
+                if random.randint(0, 1):
+                    self.antenna.add(antenna)
 
     class Meta:
         model = Station
@@ -67,7 +76,7 @@ class TransmitterFactory(factory.django.DjangoModelFactory):
     uplink_high = fuzzy.FuzzyInteger(200000000, 500000000, step=10000)
     downlink_low = fuzzy.FuzzyInteger(200000000, 500000000, step=10000)
     downlink_high = fuzzy.FuzzyInteger(200000000, 500000000, step=10000)
-    mode = fuzzy.FuzzyChoice(choices=MODE_CHOICES)
+    mode = factory.SubFactory(ModeFactory)
     invert = fuzzy.FuzzyChoice(choices=[True, False])
     baud = fuzzy.FuzzyInteger(4000, 22000, step=1000)
     satellite = factory.SubFactory(SatelliteFactory)
@@ -85,7 +94,7 @@ class ObservationFactory(factory.django.DjangoModelFactory):
     end = factory.LazyAttribute(
         lambda x: x.start + timedelta(hours=random.randint(1, 8))
     )
-    transmitter = factory.SubFactory(TransmitterFactory)
+    transmitter = factory.Iterator(Transmitter.objects.all())
 
     class Meta:
         model = Observation