🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.9

Radius: 13.9

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.99 AU - 1.35 AU

Year: 830 Days

Day: 9.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,909,979 km

• M1: 172,935 km (0.1 R)
• M2: 653,294 km (0.048 R)
• M3: 1,085,931 km (0.062 R)
• M4: 1,640,789 km (0.085 R)
• M5: 2,119,652 km (0.116 R)
• M6: 2,808,700 km (0.103 R)
• M7: 3,260,336 km (0.085 R)
• M8: 4,141,467 km (0.093 R)
• M9: 5,225,454 km (0.071 R)
• M10: 5,790,186 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.4

Radius: 10.2

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.32 AU - 1.58 AU

Year: 1145 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,909,979 km

• M1: 132,394 km (0.086 R)
• M2: 589,565 km (0.104 R)
• M3: 1,230,891 km (0.09 R)
• M4: 1,561,802 km (0.109 R)
• M5: 1,963,322 km (0.052 R)
• M6: 2,291,839 km (0.087 R)
• M7: 2,922,694 km (0.07 R)
• M8: 3,491,913 km (0.117 R)
• M9: 4,064,425 km (0.114 R)
• M10: 4,510,825 km (0.032 R)
• M11: 5,313,716 km (0.083 R)
• M12: 5,892,810 km (0.113 R)
• M13: 6,705,425 km (0.039 R)
• M14: 7,857,927 km (0.076 R)
• M15: 8,929,946 km (0.078 R)
• M16: 9,937,637 km (0.075 R)
• M17: 10,322,403 km (0.085 R)
• M18: 10,783,763 km (0.118 R)
• M19: 11,536,539 km (0.103 R)
• M20: 12,324,022 km (0.062 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.4

Radius: 12.4

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.07 AU - 2.23 AU

Year: 2068 Days

Day: 14.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,909,979 km

• M1: 154,235 km (0.096 R)
• M2: 964,308 km (0.074 R)
• M3: 1,631,215 km (0.055 R)
• M4: 2,094,071 km (0.065 R)
• M5: 3,766,725 km (0.119 R)
• M6: 4,485,991 km (0.116 R)
• M7: 5,569,978 km (0.119 R)
• M8: 6,123,938 km (0.071 R)
• M9: 6,741,030 km (0.119 R)
• M10: 10,327,339 km (0.086 R)
• M11: 11,353,730 km (0.103 R)
• M12: 12,326,416 km (0.07 R)
• M13: 13,910,508 km (0.092 R)
• M14: 14,932,859 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.8

Radius: 8.5

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.97 AU - 3.09 AU

Year: 2640 Days

Day: 8 Hours

Environment

Temp: -195 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,909,979 km

• M1: 111,450 km (0.068 R)
• M2: 594,502 km (0.057 R)
• M3: 1,119,291 km (0.096 R)
• M4: 1,458,878 km (0.098 R)
• M5: 2,567,847 km (0.103 R)
• M6: 3,307,160 km (0.027 R)
• M7: 3,914,228 km (0.101 R)
• M8: 4,752,276 km (0.057 R)
• M9: 5,783,304 km (0.112 R)
• M10: 6,158,047 km (0.094 R)
• M11: 6,692,710 km (0.079 R)
• M12: 7,016,140 km (0.116 R)
• M13: 8,551,463 km (0.1 R)
• M14: 8,932,638 km (0.105 R)
• M15: 9,766,347 km (0.062 R)
• M16: 10,810,241 km (0.109 R)
• M17: 11,884,055 km (0.104 R)
• M18: 12,757,258 km (0.095 R)
• M19: 13,347,421 km (0.087 R)
• M20: 14,729,406 km (0.071 R)
• M21: 15,026,807 km (0.116 R)
• M22: 16,468,182 km (0.114 R)
• M23: 17,222,455 km (0.1 R)
• M24: 17,719,269 km (0.112 R)
• M25: 18,684,026 km (0.094 R)
• M26: 19,563,811 km (0.082 R)
• M27: 20,717,660 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.8

Radius: 5.1

Gravity: 28.25 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.66 AU - 9.26 AU

Year: 17594 Days

Day: 18.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,909,979 km

• M1: 63,429 km (0.032 R)
• M2: 227,688 km (0.118 R)
• M3: 452,982 km (0.087 R)
• M4: 617,989 km (0.117 R)
• M5: 1,051,075 km (0.074 R)
• M6: 1,501,215 km (0.093 R)
• M7: 2,191,908 km (0.076 R)
• M8: 3,022,924 km (0.108 R)
• M9: 3,480,993 km (0.058 R)
• M10: 4,014,908 km (0.119 R)
• M11: 4,601,930 km (0.08 R)
• M12: 4,845,026 km (0.112 R)
• M13: 5,319,102 km (0.028 R)
• M14: 6,108,231 km (0.112 R)
• M15: 10,284,405 km (0.111 R)
• M16: 11,065,754 km (0.098 R)
• M17: 12,543,632 km (0.112 R)
• M18: 12,745,739 km (0.082 R)
• M19: 15,113,574 km (0.11 R)
• M20: 16,440,806 km (0.076 R)
• M21: 17,674,689 km (0.071 R)
• M22: 20,511,214 km (0.046 R)
• M23: 23,028,049 km (0.115 R)
• M24: 24,256,248 km (0.069 R)
• M25: 29,015,704 km (0.118 R)
• M26: 34,757,569 km (0.1 R)
• M27: 45,034,195 km (0.108 R)
• M28: 47,111,960 km (0.108 R)
• M29: 50,262,341 km (0.111 R)
• M30: 55,156,436 km (0.112 R)
• M31: 57,718,449 km (0.091 R)
• M32: 61,708,673 km (0.06 R)
• M33: 63,473,629 km (0.061 R)
• M34: 63,671,696 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.9

Radius: 3.6

Gravity: 37.34 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.13 AU - 10.43 AU

Year: 20064 Days

Day: 24.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 67,909,979 km

• M1: 44,730 km (0.097 R)
• M2: 159,172 km (0.046 R)
• M3: 333,304 km (0.113 R)
• M4: 510,278 km (0.095 R)
• M5: 1,196,783 km (0.109 R)
• M6: 1,380,489 km (0.092 R)
• M7: 1,534,575 km (0.114 R)
• M8: 1,682,826 km (0.082 R)
• M9: 2,047,097 km (0.099 R)
• M10: 2,483,624 km (0.094 R)
• M11: 5,708,356 km (0.094 R)
• M12: 6,311,833 km (0.079 R)
• M13: 6,736,991 km (0.117 R)
• M14: 7,226,475 km (0.076 R)
• M15: 8,077,986 km (0.062 R)
• M16: 10,436,995 km (0.083 R)
• M17: 13,013,968 km (0.092 R)
• M18: 15,147,832 km (0.065 R)
• M19: 16,376,030 km (0.058 R)
• M20: 16,613,442 km (0.12 R)
• M21: 17,014,215 km (0.078 R)
• M22: 17,339,590 km (0.071 R)
• M23: 20,547,716 km (0.105 R)
• M24: 28,561,076 km (0.049 R)
• M25: 28,905,001 km (0.11 R)
• M26: 31,391,019 km (0.07 R)
• M27: 34,144,368 km (0.061 R)
• M28: 34,402,274 km (0.069 R)
• M29: 36,513,399 km (0.102 R)
• M30: 37,875,638 km (0.105 R)
• M31: 40,556,731 km (0.054 R)
• M32: 46,135,535 km (0.104 R)
• M33: 47,887,625 km (0.075 R)
• M34: 48,049,041 km (0.105 R)
• M35: 48,861,806 km (0.12 R)
• M36: 53,409,282 km (0.107 R)
• M37: 55,874,506 km (0.115 R)
• M38: 57,864,008 km (0.1 R)
• M39: 61,792,148 km (0.049 R)
• M40: 61,983,484 km (0.119 R)
• M41: 67,098,834 km (0.077 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 13,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit