diff --git a/Cargo.toml b/Cargo.toml
index aa1af82c..dbf1a3a7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,7 +17,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [features]
-default = ["turf_processing"]
+default = ["turf_processing", "katmos"]
 zas_hooks = []
 turf_processing = []
 superconductivity = ["turf_processing"]
diff --git a/crates/auxmacros/src/lib.rs b/crates/auxmacros/src/lib.rs
index b6095fe8..b18d51ad 100644
--- a/crates/auxmacros/src/lib.rs
+++ b/crates/auxmacros/src/lib.rs
@@ -91,7 +91,7 @@ pub fn generate_simd_functions(
 		fn #func_name(#args_nonmut) #func_return {
 			// This `unsafe` block is safe because we're testing
 			// that the `avx2` feature is indeed available on our CPU.
-			if *crate::SIMD_DETECTED.get_or_init(|| is_x86_feature_detected!("avx2")) {
+			if *crate::_SIMD_DETECTED.get_or_init(|| is_x86_feature_detected!("avx2")) {
 				unsafe { #func_ident_simd(#args_typeless) }
 			} else {
 				#func_ident_fallback(#args_typeless)
@@ -103,6 +103,7 @@ pub fn generate_simd_functions(
 			#func_ident_fallback(#args_typeless)
 		}
 
+		#[inline(always)]
 		fn #func_ident_fallback(#args) #func_return
 		#body
 	}
diff --git a/src/lib.rs b/src/lib.rs
index 189bb76c..328e7dd1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -17,7 +17,7 @@ use reaction::react_by_id;
 #[global_allocator]
 static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
 
-static SIMD_DETECTED: ::std::sync::OnceLock<bool> = ::std::sync::OnceLock::new();
+static _SIMD_DETECTED: ::std::sync::OnceLock<bool> = ::std::sync::OnceLock::new();
 
 #[cfg(feature = "tracy")]
 #[byondapi::init]
diff --git a/src/turfs/katmos.rs b/src/turfs/katmos.rs
index bf0448dd..a9dc0d23 100644
--- a/src/turfs/katmos.rs
+++ b/src/turfs/katmos.rs
@@ -516,6 +516,7 @@ fn flood_fill_zones(
 	let mut border_turfs: std::collections::VecDeque<NodeIndex> = Default::default();
 	let sender = byond_callback_sender();
 	let mut total_moles = 0.0_f32;
+	let mut is_planet = false;
 	turf_graph.add_node(index_node);
 	border_turfs.push_back(index_node);
 	found_turfs.insert(index_turf);
@@ -523,7 +524,13 @@ fn flood_fill_zones(
 	while let Some(cur_index) = border_turfs.pop_front() {
 		let cur_turf = arena.get(cur_index).unwrap();
 		let cur_turf_id = cur_turf.id;
-
+		//hard cap for planet atmos because very large open space
+		if cur_turf.planetary_atmos.is_some() {
+			is_planet = true;
+		}
+		if is_planet && turf_graph.node_count() > equalize_hard_turf_limit {
+			break;
+		}
 		total_moles += cur_turf.total_moles();
 
 		for (weight, adj_index, adj_mixture) in arena
diff --git a/src/turfs/processing.rs b/src/turfs/processing.rs
index a165fbd2..42d2a145 100644
--- a/src/turfs/processing.rs
+++ b/src/turfs/processing.rs
@@ -92,6 +92,7 @@ fn process_turf(
 }
 
 #[cfg_attr(not(target_feature = "avx2"), auxmacros::generate_simd_functions)]
+#[cfg_attr(feature = "tracy", tracing::instrument(skip_all))]
 fn planet_process(planet_share_ratio: f32) {
 	with_turf_gases_read(|arena| {
 		GasArena::with_all_mixtures(|all_mixtures| {
@@ -221,6 +222,7 @@ fn process_cell(
 
 // Solving the heat equation using a Finite Difference Method, an iterative stencil loop.
 #[cfg_attr(not(target_feature = "avx2"), auxmacros::generate_simd_functions)]
+#[cfg_attr(feature = "tracy", tracing::instrument(skip_all))]
 fn fdm(
 	(start_time, remaining_time): (&Instant, Duration),
 	fdm_max_steps: i32,
@@ -380,6 +382,7 @@ fn post_process_cell<'a>(
 // Goes through every turf, checks if it should reset to planet atmos, if it should
 // update visuals, if it should react, sends a callback if it should.
 #[cfg_attr(not(target_feature = "avx2"), auxmacros::generate_simd_functions)]
+#[cfg_attr(feature = "tracy", tracing::instrument(skip_all))]
 fn post_process() {
 	let vis = crate::gas::visibility_copies();
 	with_turf_gases_read(|arena| {