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The Proxima Centauri Campaign features the Proxima Centauri Star System! Beat those very difficult sectors and beat the boss in the end! Master this campaign and earn campaign stars!
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
This is the base game required to play this DLC. Other expansions may also be required.
The Proxima Centauri Campaign features the Proxima Centauri Star System! Beat those very difficult sectors and beat the boss in the end! Master this campaign and earn campaign stars!
Four celestial bodies:
Proxima Centauri A: 2x2 star
Proxima Centauri B: 2x2 planet
Proxima Centauri C: 2x2 planet
Proxima Centauri D: 2x2 planet (with a mothership boss)
You no longer have to own Proxima Centauri steam inventory items to play this campaign! If you own this DLC you can keep it to yourself forever!
Instant unlock! No download required
Earn a campaign gift from this DLC! (5000 credits, two 4X Multiplier)
Master this campaign and show your pride with campaign stars!
Support the developer!
Lowest tracked price: CA$1.64 (Jul 7, 2026) · current best: CA$4.99.
Right now the cheapest offer for Asteroids ++ | Proxima Centauri is CA$4.99 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Asteroids ++ | Proxima Centauri is CA$1.64 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Asteroids ++ | Proxima Centauri drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
