diff --git a/Cargo.lock b/Cargo.lock
index 69909681..abb35fbc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -545,7 +545,7 @@ dependencies = [
 
 [[package]]
 name = "lox-orbits"
-version = "0.1.0-alpha.0"
+version = "0.1.0-alpha.1"
 dependencies = [
  "csv",
  "float_eq",
@@ -563,7 +563,7 @@ dependencies = [
 
 [[package]]
 name = "lox-space"
-version = "0.1.0-alpha.1"
+version = "0.1.0-alpha.2"
 dependencies = [
  "divan",
  "lox-bodies",
diff --git a/Cargo.toml b/Cargo.toml
index ae1bfad4..aadb90fb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,8 +17,8 @@ lox-earth = { path = "crates/lox-earth", version = "0.1.0-alpha.0" }
 lox-ephem = { path = "crates/lox-ephem", version = "0.1.0-alpha.0" }
 lox-io = { path = "crates/lox-io", version = "0.1.0-alpha.0" }
 lox-math = { path = "crates/lox-math", version = "0.1.0-alpha.1" }
-lox-orbits = { path = "crates/lox-orbits", version = "0.1.0-alpha.0" }
-lox-space = { path = "crates/lox-space", version = "0.1.0-alpha.1" }
+lox-orbits = { path = "crates/lox-orbits", version = "0.1.0-alpha.1" }
+lox-space = { path = "crates/lox-space", version = "0.1.0-alpha.2" }
 lox-time = { path = "crates/lox-time", version = "0.1.0-alpha.0" }
 
 csv = "1.3.0"
diff --git a/crates/lox-orbits/CHANGELOG.md b/crates/lox-orbits/CHANGELOG.md
index eab51cbb..4ccdfa16 100644
--- a/crates/lox-orbits/CHANGELOG.md
+++ b/crates/lox-orbits/CHANGELOG.md
@@ -6,6 +6,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.1.0-alpha.1](https://github.com/lox-space/lox/compare/lox-orbits-v0.1.0-alpha.0...lox-orbits-v0.1.0-alpha.1) - 2024-07-19
+
+### Added
+- *(lox-space)* Expose `Observables` constructor ([#152](https://github.com/lox-space/lox/pull/152))
+
 ## [0.1.0-alpha.0](https://github.com/lox-space/lox/releases/tag/lox-orbits-v0.1.0-alpha.0) - 2024-07-19
 
 ### Other
diff --git a/crates/lox-orbits/Cargo.toml b/crates/lox-orbits/Cargo.toml
index 2aefbb2c..f7cf5593 100644
--- a/crates/lox-orbits/Cargo.toml
+++ b/crates/lox-orbits/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "lox-orbits"
 description = "Spacecraft orbit modelling tools for the Lox ecosystem"
-version = "0.1.0-alpha.0"
+version = "0.1.0-alpha.1"
 rust-version.workspace = true
 edition.workspace = true
 license.workspace = true
diff --git a/crates/lox-space/CHANGELOG.md b/crates/lox-space/CHANGELOG.md
index bf50aa8f..841759ba 100644
--- a/crates/lox-space/CHANGELOG.md
+++ b/crates/lox-space/CHANGELOG.md
@@ -6,6 +6,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.1.0-alpha.2](https://github.com/lox-space/lox/compare/lox-space-v0.1.0-alpha.1...lox-space-v0.1.0-alpha.2) - 2024-07-19
+
+### Added
+- *(lox-space)* Expose `Observables` constructor ([#152](https://github.com/lox-space/lox/pull/152))
+
 ## [0.1.0-alpha.1](https://github.com/lox-space/lox/compare/lox-space-v0.1.0-alpha.0...lox-space-v0.1.0-alpha.1) - 2024-07-19
 
 ### Other
diff --git a/crates/lox-space/Cargo.toml b/crates/lox-space/Cargo.toml
index ce620ff3..0251913d 100644
--- a/crates/lox-space/Cargo.toml
+++ b/crates/lox-space/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "lox-space"
 description = "The Lox toolbox for space mission analysis and design"
-version = "0.1.0-alpha.1"
+version = "0.1.0-alpha.2"
 rust-version.workspace = true
 edition.workspace = true
 license.workspace = true