🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.4

Radius: 11.1

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.76 AU - 2.84 AU

Year: 3234 Days

Day: 13.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,053,785 km

• M1: 139,126 km (0.114 R)
• M2: 504,294 km (0.06 R)
• M3: 958,773 km (0.073 R)
• M4: 1,319,902 km (0.075 R)
• M5: 2,766,065 km (0.052 R)
• M6: 4,455,922 km (0.026 R)
• M7: 5,973,443 km (0.078 R)
• M8: 6,570,787 km (0.086 R)
• M9: 6,952,561 km (0.114 R)
• M10: 7,565,314 km (0.097 R)
• M11: 8,316,594 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.6

Radius: 10.8

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.37 AU - 5.27 AU

Year: 7304 Days

Day: 6.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,053,785 km

• M1: 134,339 km (0.075 R)
• M2: 531,820 km (0.116 R)
• M3: 959,521 km (0.075 R)
• M4: 1,330,972 km (0.069 R)
• M5: 1,828,984 km (0.116 R)
• M6: 2,307,547 km (0.094 R)
• M7: 2,730,161 km (0.069 R)
• M8: 3,075,283 km (0.099 R)
• M9: 4,265,185 km (0.114 R)
• M10: 4,790,124 km (0.08 R)
• M11: 6,556,426 km (0.03 R)
• M12: 7,372,183 km (0.075 R)
• M13: 8,212,774 km (0.111 R)
• M14: 8,634,939 km (0.109 R)
• M15: 9,295,264 km (0.112 R)
• M16: 9,988,949 km (0.082 R)
• M17: 10,470,355 km (0.06 R)
• M18: 13,285,338 km (0.09 R)
• M19: 14,346,286 km (0.09 R)
• M20: 16,503,338 km (0.117 R)
• M21: 17,659,131 km (0.062 R)
• M22: 19,904,595 km (0.1 R)
• M23: 20,900,618 km (0.088 R)
• M24: 26,750,642 km (0.052 R)
• M25: 28,823,770 km (0.07 R)
• M26: 29,211,827 km (0.117 R)
• M27: 34,580,296 km (0.066 R)
• M28: 35,460,679 km (0.103 R)
• M29: 37,037,142 km (0.119 R)
• M30: 38,542,545 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576

Radius: 13

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.12 AU - 6.32 AU

Year: 8232 Days

Day: 12.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,053,785 km

• M1: 162,314 km (0.045 R)
• M2: 636,988 km (0.033 R)
• M3: 1,058,704 km (0.091 R)
• M4: 2,350,631 km (0.054 R)
• M5: 3,242,983 km (0.116 R)
• M6: 4,014,010 km (0.114 R)
• M7: 4,704,853 km (0.099 R)
• M8: 5,921,533 km (0.063 R)
• M9: 7,529,859 km (0.108 R)
• M10: 8,248,827 km (0.051 R)
• M11: 13,333,658 km (0.071 R)
• M12: 15,243,873 km (0.08 R)
• M13: 16,264,580 km (0.096 R)
• M14: 17,535,414 km (0.1 R)
• M15: 20,349,649 km (0.094 R)
• M16: 22,466,159 km (0.101 R)
• M17: 27,688,322 km (0.1 R)
• M18: 28,157,012 km (0.079 R)
• M19: 30,381,383 km (0.056 R)
• M20: 32,512,554 km (0.113 R)
• M21: 34,633,253 km (0.097 R)
• M22: 37,526,177 km (0.087 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 339

Radius: 5.5

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.57 AU - 9.19 AU

Year: 16745 Days

Day: 24.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,053,785 km

• M1: 68,366 km (0.053 R)
• M2: 340,036 km (0.066 R)
• M3: 598,990 km (0.044 R)
• M4: 806,482 km (0.053 R)
• M5: 1,397,843 km (0.1 R)
• M6: 1,769,294 km (0.093 R)
• M7: 2,130,274 km (0.115 R)
• M8: 2,952,314 km (0.113 R)
• M9: 3,235,652 km (0.047 R)
• M10: 3,996,058 km (0.097 R)
• M11: 4,167,348 km (0.045 R)
• M12: 4,433,183 km (0.107 R)
• M13: 4,934,037 km (0.113 R)
• M14: 5,612,015 km (0.086 R)
• M15: 6,427,473 km (0.085 R)
• M16: 6,623,296 km (0.102 R)
• M17: 7,706,834 km (0.081 R)
• M18: 8,290,714 km (0.112 R)
• M19: 8,616,987 km (0.083 R)
• M20: 9,904,725 km (0.027 R)
• M21: 12,549,167 km (0.051 R)
• M22: 15,072,883 km (0.061 R)
• M23: 15,349,490 km (0.062 R)
• M24: 16,127,548 km (0.042 R)
• M25: 17,993,183 km (0.028 R)
• M26: 24,730,922 km (0.115 R)
• M27: 28,444,539 km (0.053 R)
• M28: 29,832,807 km (0.113 R)
• M29: 30,709,301 km (0.107 R)
• M30: 31,602,849 km (0.055 R)
• M31: 34,866,477 km (0.092 R)
• M32: 39,123,134 km (0.088 R)
• M33: 39,383,734 km (0.078 R)
• M34: 44,700,891 km (0.107 R)
• M35: 45,271,906 km (0.09 R)
• M36: 46,867,218 km (0.1 R)
• M37: 48,649,826 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 271.1

Radius: 4.9

Gravity: 11.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.67 AU - 11.95 AU

Year: 22851 Days

Day: 22.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,053,785 km

• M1: 61,335 km (0.068 R)
• M2: 556,205 km (0.051 R)
• M3: 710,440 km (0.069 R)
• M4: 1,517,970 km (0.073 R)
• M5: 2,609,286 km (0.113 R)
• M6: 3,381,361 km (0.106 R)
• M7: 3,651,235 km (0.116 R)
• M8: 4,052,906 km (0.039 R)
• M9: 5,471,991 km (0.107 R)
• M10: 6,806,254 km (0.05 R)
• M11: 8,343,522 km (0.08 R)
• M12: 9,244,550 km (0.116 R)
• M13: 12,973,726 km (0.047 R)
• M14: 14,317,713 km (0.062 R)
• M15: 17,279,302 km (0.104 R)
• M16: 18,570,032 km (0.078 R)
• M17: 19,579,519 km (0.082 R)
• M18: 22,261,958 km (0.105 R)
• M19: 23,016,680 km (0.08 R)
• M20: 24,977,608 km (0.07 R)
• M21: 25,998,764 km (0.105 R)
• M22: 27,047,295 km (0.076 R)
• M23: 36,730,616 km (0.064 R)
• M24: 47,555,368 km (0.1 R)
• M25: 52,025,053 km (0.062 R)
• M26: 53,519,237 km (0.119 R)
• M27: 54,700,910 km (0.115 R)
• M28: 59,781,852 km (0.118 R)
• M29: 61,053,733 km (0.12 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 12,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit