Source-checkedTechnology & automation

NiteOwl Mini Reactor Pack

by MTGraves · for Space Engineers

All NiteOwl Mod projects and updates are currently paused at this time please see my personal mod page for more details. here: graveillustrations.wixsite.com/graveart/gamemodding Nite Owl Mini…

30KDownloads
3 mo agoLast updated
376 MBFile size
Steam WorkshopSource

About NiteOwl Mini Reactor Pack

From Steam Workshop

All NiteOwl Mod projects and updates are currently paused at this time please see my personal mod page for more details. here: graveillustrations.wixsite.com/graveart/gamemodding Nite Owl Mini…

All NiteOwl Mod projects and updates are currently paused at this time please see my personal mod page for more details. here: graveillustrations.wixsite.com/graveart/gamemodding

Nite Owl Mini Reactor Pack This pack offers a MKII version of the vanilla Large Reactor both in Large and Small grids, and 3 Power Cores V1 for Base or Station builds, V2 for ships, and V3 mini for fighters.

Blocks: Nuclear Reactor MKII Compact Reactor MKII Primary V1 Power Core Small V2 Power Core Mini V3 Power Core Mag Reactor Ionized Plasma Refinery

Features: Large & Small Grids Construction Stages LODs Mirroring Paintable & Skinable Custom Materials Custom SFX files Custom Particle Effect Custom Emissive Reactor Color

<----- Patch 7/11/26 ----->

Patch is to correct an issue with decompression effect being blue.

[hr][/hr] If you haven't already, check out my other mods:

[hr][/hr]

Want some exclusive perks? Check out them out on Patreon!

Check for NiteOwl updates on Twitter

[hr][/hr]

<----- Notes ----->

New Mag Reactor uses the new Ionized Plasma as fuel.

Plasma Refinery intakes Ice and Silicon to create the Plasma Canisters. 1 Ice and 1 Silicon = 5 Plasma Canisters

MKII Reactor Max Output - 30GWs or 30,000MWs/ Fuel Consumption in Ingots 0.5min / 32.5hr @max output

Compact MKII Reactor Max Output - 10GWs or 10,000MWs/ Fuel Consumption in Ingots 0.2min / 10.8hr @max output

V1 Primary Power Core Max Output 100GWs or 100,000MWs/ Fuel Consumption in Ingots 1.8min / 108hr @max output

V2 Small Power Core Max Output 1GWs or 1,000MWs/ Fuel Consumption in Ingots 0.2min / 10.8hr @max output

V3 Mini Power Core Max Output 50MWs/ Fuel Consumption in Ingots 0.03min / 2.2hr @max output

All reactors can use the conveyor system to pull fuel from containers and all run on Uranium Ingots.

The reactors can be found in the radial menu and are grouped with the vanilla reactor blocks.

Nite Owl Reactor Pack has its own category in the menu, but in case you want to search for items, here are a few key search words for the item menu: • Reactor • Power • Core • MKII • Mag • Plasma • Refinery

<----- Disclaimer ----->

If you run into any issues with the mod please let me know, I can only test so much and find so many bugs alone. Please be patient and I will fix them as soon as I can. Thanks for your support.

<----- Known Issues ----->

None that I know of, but let me know if anyone finds anything.

<----- No Re-Uploads Please ----->

This reactor pack and all items contained in it may not be redistributed/ re-uploaded without permission. Please contact MTGraves before up-loading any modified variation of any items found within this workshop item. Thank you.

<----- Special Thanks ----->

Again to the following people for answering all my questions in the Keen Discord and for assisting me in getting these items done. Thanks for all the help.

pilfit Chipstix213 enenra Digi

Highlights

From source data

Footprint

A 376 MB download, rated a light load on a server.

Last update

Its author last shipped an update 3 mo ago.

NiteOwl Mini Reactor Pack on Nxeon

From our catalogue
One-click install
Not available. One-click install isn't available for this game's mods yet. Download it and upload it to your server in Files.
Server load
light
Smallest plan we suggest
Space Engineers — 8 GB (8 GB RAM). This follows our own load rating above, not a benchmark.
Latest build
2026-07-11, released 2026-07-11, 376 MB

Game versions by loader

LoaderGame versionsNewest
Workshop

From 1 recorded build of NiteOwl Mini Reactor Pack.

Run NiteOwl Mini Reactor Pack on a Space Engineers server

Deploy a server above, then upload the file in Files.

What kind of mod it is

From the catalog
Listed on Steam Workshop as “Workshop”

Technology & automation

Machines, power, logistics and automation.

Compatibility

Game
Space Engineers
File size
376 MB

Verified at the source

  • ✓Steam WorkshopOfficial listing, checked 2026-10-10Open ↗
  • ✓AuthorMTGraves, as published on Steam Workshop
  • ✓LicenseNot published by the sourceFree

NiteOwl Mini Reactor Pack, answered

Generated from the mod’s own source data.

Is it free?

Yes. NiteOwl Mini Reactor Pack is free to download from Steam Workshop.

How do I add it to my Nxeon server?

One-click install isn't available for this game's mods yet. Download NiteOwl Mini Reactor Pack from Steam Workshop and upload it to your Nxeon Space Engineers server in Files.

NxLabs

Run NiteOwl Mini Reactor Pack on a Space Engineers server.

Deploy in about a minute from $13.99 a month, then upload NiteOwl Mini Reactor Pack in Files.