Astronest Wiki

Planet discovery

  • You may start planet discovery and colonization for level 20
  • Initially, you have one rank B planet.
  • Planet discovery is done via the recon force system, an invite, or an instant discovery
  • Planet colonization is done via the new planet button
  • As of patch 2.7, a discovered planet no-longer disappears
  • The discovered planet's rank, attribute and environment are totally random.
  • You need to fully complete a colonization in order to own the planet (10 stages)
[ Fig 01. Planet discovery/colonization ]
17948568 1512546305432549 1594721665 o.jpg

Immediate planet discovery

  • You can find a new planet immediately with this feature by spending 10 crystals.
  • This feature let you have a higher possibility of finding a better planet than the normal planet discovery.
  • Using this function discards the planet you previously discovered.

Recon planet discovery

  • After a successful recon mission, there is a chance a new planet will be discovered
  • This planet will be C-S rank
  • For more information, check the recon page here

Planet discovery Items

  • Each planet discovery item allows you to find a planet with the designated rank but of random type.
  • Planet discovery items can be obtained in various ways, such as completing a mission.
  • They can be used in the inventory menu, and you can check the result in the NEW PLANETS menu.
  • Using this function discards the planet you previously discovered.
[ TABLE 01. Planet Discovery Items ]
Item Name/Effect Acquisition
Adv planet.jpg
  • Advanced Planet discovery item.
  • Use it to find a B-S Rank planet immediately.
  • from a random gift capsule from your allies.
Rare planet.jpg
  • Rare Planet discovery item.
  • Use it to find an A-S rank planet immediately.
  • from the Normal starter package.
  • from Level up packages.
Grade-s planet.jpg
  • S Rank Planet discovery item.
  • Use it to find a Rank S planet immediately.
  • from the VIP starter package.
  • from a Honor shop purchase randomly.
  • from Level up packages.
  • from item drop events.
Paradise planet.jpg
  • Paradise Planet discovery item.
  • Use it to find a Rank S paradise planet immediately.
  • Found in item drop events or special events.

※ All the items in the table 01 are obtained randomly, so there is no guarantee to get one of the items for 100%, except the packages or special drop events.

Planet colonization

  • This is the first glorious step to expand your nation.
  • You can discover and colonize your second planet when you become level 20.
  • Each planet colonization has 10 steps to complete(Use the colonize feature 10 times to get a new planet)
  • You may obtain planets discovered by a various way by colonizing them.
  • On your planets, you can build facilities and manage the upgrades for more income.
  • The more planets you have, the more cost you pay to colonize a planet.
[ TABLE 02 Colonizsation cost per the number of planets ]
# of Planets


25,000 800 800 800
2 200,000 100,000 2,000 2,000 2,000
3 600,000 300,000 4,000 4,000 4,000
4 1,000,000 500,000 7,000 7,000 7,000
5 1,500,000 750,000 12,000 12,000 12,000
6 2,000,000 1,000,000 20,000 20,000 20,000
7 2,500,000 1,250,000 30,000 30,000 30,000
8 3,500,000 1,750,000 42,000 42,000 42,000
9 5,000,000 2,500,000 60,000 60,000 60,000
10 12,000,000 6,000,000 85,000 85,000 85,000

※ These numbers are for each phase of colonization (actual cost is X10 of them)

  • Additional cost will be added on the basic cost in the chart, depending on the grade of the planet you are colonizing.
  • These are the additional cost due to the planet rank.

-Grade D planets : Basic cost X 100%

-Grade C planets : Basic cost X 110%

-Grade B planets : Basic cost X 130%

-Grade A planets : Basic cost X 160%

-Grade S planets : Basic cost X 200%

Canceling Colonization

  • You can cancel a colonization in progress.
  • You will get a half of the total colonization cost that you have invested in.
  • If there is a colonization cost reduction event effective, the amount of the refunded resources is also reduced.