diff --git a/src/Observable.ts b/src/Observable.ts
index 5a60d5852e..be5516a758 100644
--- a/src/Observable.ts
+++ b/src/Observable.ts
@@ -8,28 +8,7 @@ import {toSubscriber} from './util/toSubscriber';
 import {tryCatch} from './util/tryCatch';
 import {errorObject} from './util/errorObject';
 
-import {combineLatestStatic} from './operator/combineLatest';
-import {concatStatic} from './operator/concat';
-import {mergeStatic} from './operator/merge';
-import {zipStatic} from './operator/zip';
-import {BoundCallbackObservable} from './observable/BoundCallbackObservable';
-import {BoundNodeCallbackObservable} from './observable/BoundNodeCallbackObservable';
-import {DeferObservable} from './observable/DeferObservable';
-import {EmptyObservable} from './observable/EmptyObservable';
-import {ForkJoinObservable} from './observable/ForkJoinObservable';
-import {FromObservable} from './observable/FromObservable';
-import {ArrayObservable} from './observable/ArrayObservable';
-import {FromEventObservable} from './observable/FromEventObservable';
-import {FromEventPatternObservable} from './observable/FromEventPatternObservable';
-import {PromiseObservable} from './observable/PromiseObservable';
-import {IntervalObservable} from './observable/IntervalObservable';
-import {TimerObservable} from './observable/TimerObservable';
-import {raceStatic} from './operator/race';
-import {RangeObservable} from './observable/RangeObservable';
-import {NeverObservable} from './observable/NeverObservable';
 import {ErrorObservable} from './observable/ErrorObservable';
-import {AjaxCreationMethod} from './observable/dom/AjaxObservable';
-import {WebSocketSubject} from './observable/dom/WebSocketSubject';
 
 export type ObservableOrPromise<T> = Observable<T> | Promise<T>;
 export type ArrayOrIterator<T> = Iterator<T> | ArrayLike<T>;
@@ -159,30 +138,8 @@ export class Observable<T> {
     return this.source.subscribe(subscriber);
   }
 
-  // static method stubs
-  static ajax: AjaxCreationMethod;
-  static bindCallback: typeof BoundCallbackObservable.create;
-  static bindNodeCallback: typeof BoundNodeCallbackObservable.create;
-  static combineLatest: typeof combineLatestStatic;
-  static concat: typeof concatStatic;
-  static defer: typeof DeferObservable.create;
-  static empty: typeof EmptyObservable.create;
-  static forkJoin: typeof ForkJoinObservable.create;
-  static from: typeof FromObservable.create;
-  static fromArray: typeof ArrayObservable.create;
-  static fromEvent: typeof FromEventObservable.create;
-  static fromEventPattern: typeof FromEventPatternObservable.create;
-  static fromPromise: typeof PromiseObservable.create;
-  static interval: typeof IntervalObservable.create;
-  static merge: typeof mergeStatic;
-  static never: typeof NeverObservable.create;
-  static of: typeof ArrayObservable.of;
-  static race: typeof raceStatic;
-  static range: typeof RangeObservable.create;
+  // Throw is the special snow flake, the compiler sees it as a reserved word
   static throw: typeof ErrorObservable.create;
-  static timer: typeof TimerObservable.create;
-  static webSocket: typeof WebSocketSubject.create;
-  static zip: typeof zipStatic;
 
   /**
    * @method Symbol.observable
diff --git a/src/Rx.ts b/src/Rx.ts
index 6e2cb9f9fb..ae421a5f36 100644
--- a/src/Rx.ts
+++ b/src/Rx.ts
@@ -8,12 +8,10 @@ export {Observable} from './Observable';
 
 // statics
 /* tslint:disable:no-use-before-declare */
-import './add/observable/combineLatest';
-import './add/observable/concat';
-import './add/observable/merge';
-import './add/observable/race';
 import './add/observable/bindCallback';
 import './add/observable/bindNodeCallback';
+import './add/observable/combineLatest';
+import './add/observable/concat';
 import './add/observable/defer';
 import './add/observable/empty';
 import './add/observable/forkJoin';
@@ -23,7 +21,10 @@ import './add/observable/fromEvent';
 import './add/observable/fromEventPattern';
 import './add/observable/fromPromise';
 import './add/observable/interval';
+import './add/observable/merge';
+import './add/observable/race';
 import './add/observable/never';
+import './add/observable/of';
 import './add/observable/range';
 import './add/observable/throw';
 import './add/observable/timer';
diff --git a/src/add/observable/bindCallback.ts b/src/add/observable/bindCallback.ts
index fe605032c1..5b2d581a28 100644
--- a/src/add/observable/bindCallback.ts
+++ b/src/add/observable/bindCallback.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {BoundCallbackObservable} from '../../observable/BoundCallbackObservable';
 
-Observable.bindCallback = BoundCallbackObservable.create;
\ No newline at end of file
+Observable.bindCallback = BoundCallbackObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let bindCallback: typeof BoundCallbackObservable.create;
+  }
+}
diff --git a/src/add/observable/bindNodeCallback.ts b/src/add/observable/bindNodeCallback.ts
index 665b03ebf8..37697f293a 100644
--- a/src/add/observable/bindNodeCallback.ts
+++ b/src/add/observable/bindNodeCallback.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {BoundNodeCallbackObservable} from '../../observable/BoundNodeCallbackObservable';
 
-Observable.bindNodeCallback = BoundNodeCallbackObservable.create;
\ No newline at end of file
+Observable.bindNodeCallback = BoundNodeCallbackObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let bindNodeCallback: typeof BoundNodeCallbackObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/combineLatest.ts b/src/add/observable/combineLatest.ts
index 023e169c93..5524e03fc4 100644
--- a/src/add/observable/combineLatest.ts
+++ b/src/add/observable/combineLatest.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {combineLatestStatic} from '../../operator/combineLatest';
 
-Observable.combineLatest = combineLatestStatic;
\ No newline at end of file
+Observable.combineLatest = combineLatestStatic;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let combineLatest: typeof combineLatestStatic;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/concat.ts b/src/add/observable/concat.ts
index 8165c322e1..19d85387d3 100644
--- a/src/add/observable/concat.ts
+++ b/src/add/observable/concat.ts
@@ -1,5 +1,10 @@
-
 import {Observable} from '../../Observable';
 import {concatStatic} from '../../operator/concat';
 
-Observable.concat = concatStatic;
\ No newline at end of file
+Observable.concat = concatStatic;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let concat: typeof concatStatic;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/defer.ts b/src/add/observable/defer.ts
index bc1af97b16..1d4bad605b 100644
--- a/src/add/observable/defer.ts
+++ b/src/add/observable/defer.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {DeferObservable} from '../../observable/DeferObservable';
 
-Observable.defer = DeferObservable.create;
\ No newline at end of file
+Observable.defer = DeferObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let defer: typeof DeferObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/dom/ajax.ts b/src/add/observable/dom/ajax.ts
index 1829e090d3..94eb79fb69 100644
--- a/src/add/observable/dom/ajax.ts
+++ b/src/add/observable/dom/ajax.ts
@@ -1,5 +1,10 @@
-
 import {Observable} from '../../../Observable';
 import {AjaxObservable} from '../../../observable/dom/AjaxObservable';
 
-Observable.ajax = AjaxObservable.create;
\ No newline at end of file
+Observable.ajax = AjaxObservable.create;
+
+declare module '../../../Observable' {
+  namespace Observable {
+    export let ajax: typeof AjaxObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/dom/webSocket.ts b/src/add/observable/dom/webSocket.ts
index 6b3fbf6968..e9e7de0f06 100644
--- a/src/add/observable/dom/webSocket.ts
+++ b/src/add/observable/dom/webSocket.ts
@@ -1,5 +1,10 @@
-
 import {Observable} from '../../../Observable';
 import {WebSocketSubject} from '../../../observable/dom/WebSocketSubject';
 
-Observable.webSocket = WebSocketSubject.create;
\ No newline at end of file
+Observable.webSocket = WebSocketSubject.create;
+
+declare module '../../../Observable' {
+  namespace Observable {
+    export let webSocket: typeof WebSocketSubject.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/empty.ts b/src/add/observable/empty.ts
index 2bf04010dd..82dbbc9df4 100644
--- a/src/add/observable/empty.ts
+++ b/src/add/observable/empty.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {EmptyObservable} from '../../observable/EmptyObservable';
 
-Observable.empty = EmptyObservable.create;
\ No newline at end of file
+Observable.empty = EmptyObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let empty: typeof EmptyObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/forkJoin.ts b/src/add/observable/forkJoin.ts
index 8c1a9e8f3b..8beb5f92c5 100644
--- a/src/add/observable/forkJoin.ts
+++ b/src/add/observable/forkJoin.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {ForkJoinObservable} from '../../observable/ForkJoinObservable';
 
-Observable.forkJoin = ForkJoinObservable.create;
\ No newline at end of file
+Observable.forkJoin = ForkJoinObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let forkJoin: typeof ForkJoinObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/from.ts b/src/add/observable/from.ts
index 6bada5e799..8fa6978aa7 100644
--- a/src/add/observable/from.ts
+++ b/src/add/observable/from.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {FromObservable} from '../../observable/FromObservable';
 
-Observable.from = FromObservable.create;
\ No newline at end of file
+Observable.from = FromObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let from: typeof FromObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/fromArray.ts b/src/add/observable/fromArray.ts
index ab9cb89783..848cf82d7b 100644
--- a/src/add/observable/fromArray.ts
+++ b/src/add/observable/fromArray.ts
@@ -1,5 +1,11 @@
 import {Observable} from '../../Observable';
 import {ArrayObservable} from '../../observable/ArrayObservable';
+import './of';
 
 Observable.fromArray = ArrayObservable.create;
-Observable.of = ArrayObservable.of;
\ No newline at end of file
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let fromArray: typeof ArrayObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/fromEvent.ts b/src/add/observable/fromEvent.ts
index e8e9e3462d..49dc5d44ac 100644
--- a/src/add/observable/fromEvent.ts
+++ b/src/add/observable/fromEvent.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {FromEventObservable} from '../../observable/FromEventObservable';
 
-Observable.fromEvent = FromEventObservable.create;
\ No newline at end of file
+Observable.fromEvent = FromEventObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let fromEvent: typeof FromEventObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/fromEventPattern.ts b/src/add/observable/fromEventPattern.ts
index 9dbcaeaba0..b69af51518 100644
--- a/src/add/observable/fromEventPattern.ts
+++ b/src/add/observable/fromEventPattern.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {FromEventPatternObservable} from '../../observable/FromEventPatternObservable';
 
-Observable.fromEventPattern = FromEventPatternObservable.create;
\ No newline at end of file
+Observable.fromEventPattern = FromEventPatternObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let fromEventPattern: typeof FromEventPatternObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/fromPromise.ts b/src/add/observable/fromPromise.ts
index 1c9ffad4e4..70daeb53bd 100644
--- a/src/add/observable/fromPromise.ts
+++ b/src/add/observable/fromPromise.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {PromiseObservable} from '../../observable/PromiseObservable';
 
-Observable.fromPromise = PromiseObservable.create;
\ No newline at end of file
+Observable.fromPromise = PromiseObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let fromPromise: typeof PromiseObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/interval.ts b/src/add/observable/interval.ts
index 2c5dc45750..8aebb1ef57 100644
--- a/src/add/observable/interval.ts
+++ b/src/add/observable/interval.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {IntervalObservable} from '../../observable/IntervalObservable';
 
-Observable.interval = IntervalObservable.create;
\ No newline at end of file
+Observable.interval = IntervalObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let interval: typeof IntervalObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/merge.ts b/src/add/observable/merge.ts
index 72f7e3e246..adfd647969 100644
--- a/src/add/observable/merge.ts
+++ b/src/add/observable/merge.ts
@@ -1,5 +1,10 @@
-
 import {Observable} from '../../Observable';
 import {mergeStatic} from '../../operator/merge';
 
-Observable.merge = mergeStatic;
\ No newline at end of file
+Observable.merge = mergeStatic;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let merge: typeof mergeStatic;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/never.ts b/src/add/observable/never.ts
index a82d304736..f47b5468e3 100644
--- a/src/add/observable/never.ts
+++ b/src/add/observable/never.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {NeverObservable} from '../../observable/NeverObservable';
 
-Observable.never = NeverObservable.create;
\ No newline at end of file
+Observable.never = NeverObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let never: typeof NeverObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/of.ts b/src/add/observable/of.ts
index 3730de28a3..d98ae5d3a8 100644
--- a/src/add/observable/of.ts
+++ b/src/add/observable/of.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {ArrayObservable} from '../../observable/ArrayObservable';
 
-Observable.of = ArrayObservable.of;
\ No newline at end of file
+Observable.of = ArrayObservable.of;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let of: typeof ArrayObservable.of;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/race.ts b/src/add/observable/race.ts
index d15c625f90..eae4ecd7f4 100644
--- a/src/add/observable/race.ts
+++ b/src/add/observable/race.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {raceStatic} from '../../operator/race';
 
-Observable.race = raceStatic;
\ No newline at end of file
+Observable.race = raceStatic;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let race: typeof raceStatic;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/range.ts b/src/add/observable/range.ts
index d3cbaddb7e..fe0c1635be 100644
--- a/src/add/observable/range.ts
+++ b/src/add/observable/range.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {RangeObservable} from '../../observable/RangeObservable';
 
-Observable.range = RangeObservable.create;
\ No newline at end of file
+Observable.range = RangeObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let range: typeof RangeObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/timer.ts b/src/add/observable/timer.ts
index 06754b60f8..e970bd38a3 100644
--- a/src/add/observable/timer.ts
+++ b/src/add/observable/timer.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {TimerObservable} from '../../observable/TimerObservable';
 
-Observable.timer = TimerObservable.create;
\ No newline at end of file
+Observable.timer = TimerObservable.create;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let timer: typeof TimerObservable.create;
+  }
+}
\ No newline at end of file
diff --git a/src/add/observable/zip.ts b/src/add/observable/zip.ts
index b49ad021c2..f98970dd09 100644
--- a/src/add/observable/zip.ts
+++ b/src/add/observable/zip.ts
@@ -1,4 +1,10 @@
 import {Observable} from '../../Observable';
 import {zipStatic} from '../../operator/zip';
 
-Observable.zip = zipStatic;
\ No newline at end of file
+Observable.zip = zipStatic;
+
+declare module '../../Observable' {
+  namespace Observable {
+    export let zip: typeof zipStatic;
+  }
+}
\ No newline at end of file