import ephem


INTERESTING_OBJECTS = [
    ephem.Sun,
    ephem.Moon,
    ephem.Mercury,
    ephem.Venus,
    ephem.Mars,
    ephem.Jupiter,
    ephem.Saturn,
    ephem.Uranus,
    ephem.Neptune,
]

MIN_ALT = 5.0 * ephem.degree


class AstroObject():
    def __init__(self, ephem_object, observer):
        self.altitude = round(ephem_object.alt / ephem.degree)
        self.azimuth = round(ephem_object.az / ephem.degree)
        self.ephem_object = ephem_object
        self.name = ephem_object.name
        self.observer = observer


def get_visible_objects(lat, lon):
    """
    Get interesting objects currently visible from the given latitude and
    longitude.

    TODO: add other things besides planets
    """
    visible = []
    observer = ephem.Observer()
    observer.lat = str(lat)
    observer.lon = str(lon)
    for object_class in INTERESTING_OBJECTS:
        obj = object_class()
        obj.compute(observer)
        if obj.alt >= MIN_ALT:
            visible.append(AstroObject(obj, observer))
    return visible

import ephem


INTERESTING_PLANETS = [
    ephem.Mercury,
    ephem.Venus,
    ephem.Mars,
    ephem.Jupiter,
    ephem.Saturn,
    ephem.Uranus,
    ephem.Neptune,
]

MIN_ALT = 5.0 * ephem.degree


class AstroObject():
    def __init__(self, ephem_object, observer):
        self.altitude = round(ephem_object.alt / ephem.degree)
        self.azimuth = round(ephem_object.az / ephem.degree)
        self.ephem_object = ephem_object
        self.name = ephem_object.name
        self.observer = observer


def get_visible_objects(lat, lon):
    """
    Get interesting objects currently visible from the given latitude and
    longitude.

    TODO: add other things besides planets
    """
    visible = []
    observer = ephem.Observer()
    observer.lat = str(lat)
    observer.lon = str(lon)
    for Planet in INTERESTING_PLANETS:
        planet = Planet()
        planet.compute(observer)
        if planet.alt >= MIN_ALT:
            visible.append(AstroObject(planet, observer))
    return visible

--- 
+++ 
@@ -1,7 +1,9 @@
 import ephem
 
 
-INTERESTING_PLANETS = [
+INTERESTING_OBJECTS = [
+    ephem.Sun,
+    ephem.Moon,
     ephem.Mercury,
     ephem.Venus,
     ephem.Mars,
@@ -34,9 +36,9 @@
     observer = ephem.Observer()
     observer.lat = str(lat)
     observer.lon = str(lon)
-    for Planet in INTERESTING_PLANETS:
-        planet = Planet()
-        planet.compute(observer)
-        if planet.alt >= MIN_ALT:
-            visible.append(AstroObject(planet, observer))
+    for object_class in INTERESTING_OBJECTS:
+        obj = object_class()
+        obj.compute(observer)
+        if obj.alt >= MIN_ALT:
+            visible.append(AstroObject(obj, observer))
     return visible
Add sun and moon to list of interesting objects
