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The Pluto Campaign features a planet Pluto and it's moon Charon! 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 Pluto Campaign features a planet Pluto and it's moon Charon! Beat those very difficult sectors and beat the boss in the end! Master this campaign and earn campaign stars!
Two celestial bodies:
Pluto: 2x2 planet
Charon 1x1 celestial body (with a final boss)
You no longer have to own steam inventory items (certain planets) 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! (1000 credits, two 2X Multiplier)
Master this campaign and show your pride with campaign stars!
Support the developer!
Lowest tracked price: CA$0.64 (Jul 7, 2026) · current best: CA$1.29.
Right now the cheapest offer for Asteroids ++ | Pluto is CA$1.29 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 ++ | Pluto is CA$0.64 (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 ++ | Pluto 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.
