🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.8

Radius: 13

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.37 AU - 1.53 AU

Year: 1110 Days

Day: 7.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,096,832 km

• M1: 165,156 km (0.079 R)
• M2: 578,794 km (0.036 R)
• M3: 1,113,008 km (0.071 R)
• M4: 1,718,730 km (0.104 R)
• M5: 2,362,898 km (0.088 R)
• M6: 2,931,370 km (0.11 R)
• M7: 3,529,014 km (0.069 R)
• M8: 5,954,294 km (0.091 R)
• M9: 6,492,847 km (0.097 R)
• M10: 6,966,324 km (0.099 R)
• M11: 7,745,879 km (0.047 R)
• M12: 8,780,049 km (0.091 R)
• M13: 10,184,025 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451

Radius: 11.3

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.59 AU - 3.67 AU

Year: 3521 Days

Day: 13.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,096,832 km

• M1: 141,220 km (0.058 R)
• M2: 603,627 km (0.1 R)
• M3: 1,144,723 km (0.079 R)
• M4: 1,648,868 km (0.087 R)
• M5: 2,325,948 km (0.092 R)
• M6: 2,896,065 km (0.115 R)
• M7: 5,838,207 km (0.116 R)
• M8: 6,351,776 km (0.105 R)
• M9: 6,836,623 km (0.115 R)
• M10: 7,223,932 km (0.088 R)
• M11: 8,374,040 km (0.094 R)
• M12: 9,313,814 km (0.107 R)
• M13: 10,245,360 km (0.111 R)
• M14: 11,443,938 km (0.091 R)
• M15: 12,689,340 km (0.097 R)
• M16: 13,646,019 km (0.071 R)
• M17: 16,326,663 km (0.036 R)
• M18: 16,859,082 km (0.1 R)
• M19: 19,876,471 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.6

Radius: 8

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.51 AU - 5.89 AU

Year: 8653 Days

Day: 10.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,096,832 km

• M1: 99,483 km (0.112 R)
• M2: 1,598,752 km (0.083 R)
• M3: 3,107,447 km (0.043 R)
• M4: 4,908,007 km (0.069 R)
• M5: 8,251,220 km (0.11 R)
• M6: 13,729,494 km (0.103 R)
• M7: 15,868,893 km (0.102 R)
• M8: 16,297,192 km (0.097 R)
• M9: 19,936,011 km (0.116 R)
• M10: 21,235,717 km (0.094 R)
• M11: 23,842,909 km (0.087 R)
• M12: 24,324,165 km (0.041 R)
• M13: 28,860,870 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.6

Radius: 7.3

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.72 AU - 9.84 AU

Year: 16542 Days

Day: 20.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 36,096,832 km

• M1: 106,065 km (0.098 R)
• M2: 432,637 km (0.099 R)
• M3: 1,136,495 km (0.11 R)
• M4: 1,688,810 km (0.025 R)
• M5: 2,528,354 km (0.057 R)
• M6: 2,914,765 km (0.096 R)
• M7: 3,490,866 km (0.118 R)
• M8: 3,860,523 km (0.051 R)
• M9: 4,168,993 km (0.107 R)
• M10: 5,161,276 km (0.1 R)
• M11: 5,432,347 km (0.103 R)
• M12: 5,748,448 km (0.102 R)
• M13: 7,221,239 km (0.119 R)
• M14: 8,738,161 km (0.087 R)
• M15: 9,320,995 km (0.099 R)
• M16: 12,388,200 km (0.108 R)
• M17: 14,017,470 km (0.066 R)
• M18: 14,479,428 km (0.073 R)
• M19: 14,747,956 km (0.043 R)
• M20: 15,295,036 km (0.099 R)
• M21: 15,926,489 km (0.092 R)
• M22: 16,648,298 km (0.095 R)
• M23: 17,391,800 km (0.116 R)
• M24: 20,419,810 km (0.09 R)
• M25: 21,706,202 km (0.09 R)
• M26: 22,413,800 km (0.093 R)
• M27: 28,533,849 km (0.095 R)
• M28: 30,577,506 km (0.11 R)
• M29: 32,716,755 km (0.067 R)
• M30: 39,730,352 km (0.039 R)
• M31: 41,056,088 km (0.061 R)
• M32: 41,729,728 km (0.092 R)
• M33: 45,496,004 km (0.12 R)
• M34: 47,093,260 km (0.1 R)
• M35: 49,028,757 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602

Radius: 3.4

Gravity: 52.08 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.82 AU - 9.96 AU

Year: 16853 Days

Day: 21.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 36,096,832 km

• M1: 42,336 km (0.07 R)
• M2: 154,535 km (0.084 R)
• M3: 433,983 km (0.103 R)
• M4: 652,696 km (0.115 R)
• M5: 1,009,636 km (0.071 R)
• M6: 1,210,995 km (0.107 R)
• M7: 1,335,610 km (0.119 R)
• M8: 1,484,011 km (0.049 R)
• M9: 1,676,693 km (0.087 R)
• M10: 1,904,082 km (0.079 R)
• M11: 2,573,831 km (0.057 R)
• M12: 3,073,937 km (0.072 R)
• M13: 3,280,681 km (0.088 R)
• M14: 3,956,415 km (0.069 R)
• M15: 4,586,671 km (0.068 R)
• M16: 5,615,306 km (0.04 R)
• M17: 6,533,537 km (0.094 R)
• M18: 10,217,535 km (0.095 R)
• M19: 12,331,203 km (0.03 R)
• M20: 13,118,088 km (0.072 R)
• M21: 14,077,908 km (0.106 R)
• M22: 14,503,214 km (0.096 R)
• M23: 16,059,182 km (0.069 R)
• M24: 17,317,001 km (0.053 R)
• M25: 18,386,027 km (0.079 R)
• M26: 18,638,848 km (0.092 R)
• M27: 19,151,519 km (0.049 R)
• M28: 21,668,354 km (0.072 R)
• M29: 27,675,456 km (0.106 R)
• M30: 30,524,099 km (0.112 R)
• M31: 33,062,925 km (0.098 R)
• M32: 33,813,308 km (0.118 R)
• M33: 37,736,512 km (0.059 R)
• M34: 38,556,009 km (0.09 R)
• M35: 42,537,107 km (0.09 R)
• M36: 49,494,904 km (0.102 R)
• M37: 55,227,944 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.3

Radius: 6.8

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.51 AU - 9.45 AU

Year: 17110 Days

Day: 24.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,096,832 km

• M1: 85,420 km (0.105 R)
• M2: 305,030 km (0.081 R)
• M3: 537,505 km (0.11 R)
• M4: 837,748 km (0.096 R)
• M5: 1,577,061 km (0.085 R)
• M6: 2,098,858 km (0.072 R)
• M7: 6,219,681 km (0.11 R)
• M8: 6,631,075 km (0.072 R)
• M9: 12,081,524 km (0.09 R)
• M10: 12,722,102 km (0.113 R)
• M11: 15,852,587 km (0.067 R)
• M12: 17,048,921 km (0.078 R)
• M13: 17,928,706 km (0.056 R)
• M14: 20,341,122 km (0.101 R)
• M15: 22,093,212 km (0.098 R)
• M16: 23,583,356 km (0.075 R)
• M17: 23,853,081 km (0.115 R)
• M18: 26,471,044 km (0.069 R)
• M19: 27,351,577 km (0.118 R)
• M20: 27,949,370 km (0.031 R)
• M21: 37,015,001 km (0.062 R)
• M22: 37,501,493 km (0.08 R)
• M23: 38,861,188 km (0.077 R)
• M24: 42,073,204 km (0.071 R)
• M25: 44,082,902 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.7

Radius: 6

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 9.67 AU - 9.75 AU

Year: 19238 Days

Day: 24.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 36,096,832 km

• M1: 74,649 km (0.115 R)
• M2: 495,169 km (0.108 R)
• M3: 683,961 km (0.109 R)
• M4: 954,285 km (0.085 R)
• M5: 1,648,569 km (0.083 R)
• M6: 1,936,694 km (0.12 R)
• M7: 2,794,339 km (0.086 R)
• M8: 3,998,302 km (0.054 R)
• M9: 4,331,008 km (0.103 R)
• M10: 5,086,328 km (0.118 R)
• M11: 6,645,137 km (0.098 R)
• M12: 7,025,714 km (0.092 R)
• M13: 7,376,222 km (0.092 R)
• M14: 9,202,064 km (0.093 R)
• M15: 13,054,209 km (0.046 R)
• M16: 13,990,542 km (0.055 R)
• M17: 18,596,661 km (0.116 R)
• M18: 19,522,522 km (0.049 R)
• M19: 21,465,948 km (0.082 R)
• M20: 21,832,762 km (0.093 R)
• M21: 22,673,053 km (0.085 R)
• M22: 26,146,716 km (0.118 R)
• M23: 26,775,775 km (0.109 R)
• M24: 27,414,857 km (0.095 R)
• M25: 34,751,286 km (0.114 R)
• M26: 37,065,266 km (0.113 R)
• M27: 41,287,516 km (0.113 R)
• M28: 42,427,003 km (0.105 R)
• M29: 58,131,788 km (0.06 R)
• M30: 61,383,148 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.2

Radius: 4.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.33 AU - 11.83 AU

Year: 23450 Days

Day: 18.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,096,832 km

• M1: 134,040 km (0.055 R)
• M2: 313,557 km (0.113 R)
• M3: 550,371 km (0.032 R)
• M4: 699,220 km (0.118 R)
• M5: 875,297 km (0.102 R)
• M6: 1,080,994 km (0.075 R)
• M7: 1,353,562 km (0.099 R)
• M8: 1,883,886 km (0.108 R)
• M9: 2,245,913 km (0.113 R)
• M10: 3,149,334 km (0.071 R)
• M11: 3,386,447 km (0.12 R)
• M12: 3,566,264 km (0.079 R)
• M13: 3,848,106 km (0.1 R)
• M14: 4,482,700 km (0.052 R)
• M15: 5,154,993 km (0.067 R)
• M16: 6,353,571 km (0.032 R)
• M17: 17,759,362 km (0.065 R)
• M18: 25,123,317 km (0.093 R)
• M19: 26,155,692 km (0.065 R)
• M20: 27,395,409 km (0.099 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 15,518 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit