🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.5

Radius: 11.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.65 AU - 0.75 AU

Year: 404 Days

Day: 8.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 90,580,123 km

• M1: 144,212 km (0.085 R)
• M2: 556,953 km (0.073 R)
• M3: 994,527 km (0.12 R)
• M4: 1,600,548 km (0.117 R)
• M5: 2,141,045 km (0.117 R)
• M6: 2,888,884 km (0.051 R)
• M7: 3,467,679 km (0.064 R)
• M8: 3,839,130 km (0.104 R)
• M9: 4,289,121 km (0.025 R)
• M10: 4,704,703 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.6

Radius: 13.5

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.11 AU - 1.61 AU

Year: 1095 Days

Day: 13 Hours

Environment

Temp: -178 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 90,580,123 km

• M1: 168,148 km (0.075 R)
• M2: 628,760 km (0.091 R)
• M3: 1,065,735 km (0.116 R)
• M4: 1,826,141 km (0.075 R)
• M5: 2,772,348 km (0.045 R)
• M6: 3,220,244 km (0.103 R)
• M7: 3,880,868 km (0.12 R)
• M8: 5,362,036 km (0.092 R)

Asteroid Belt

Center: 1.78 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.9

Radius: 14.7

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.16 AU - 2.24 AU

Year: 2252 Days

Day: 7.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,580,123 km

• M1: 182,809 km (0.038 R)
• M2: 782,995 km (0.105 R)
• M3: 1,256,921 km (0.087 R)
• M4: 1,754,484 km (0.105 R)
• M5: 2,553,336 km (0.103 R)
• M6: 3,355,480 km (0.078 R)
• M7: 4,132,492 km (0.08 R)
• M8: 5,352,911 km (0.062 R)
• M9: 6,292,236 km (0.109 R)
• M10: 6,960,041 km (0.095 R)
• M11: 8,901,223 km (0.074 R)
• M12: 9,878,695 km (0.119 R)
• M13: 11,779,336 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.4

Radius: 6

Gravity: 24.48 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.33 AU - 7.03 AU

Year: 11917 Days

Day: 23.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,580,123 km

• M1: 91,404 km (0.081 R)
• M2: 342,280 km (0.087 R)
• M3: 608,863 km (0.112 R)
• M4: 824,583 km (0.096 R)
• M5: 1,291,778 km (0.105 R)
• M6: 1,718,880 km (0.074 R)
• M7: 2,477,939 km (0.076 R)
• M8: 3,111,935 km (0.098 R)
• M9: 4,504,392 km (0.094 R)
• M10: 5,026,339 km (0.112 R)
• M11: 5,921,383 km (0.071 R)
• M12: 7,657,017 km (0.096 R)
• M13: 7,930,034 km (0.07 R)
• M14: 8,351,600 km (0.102 R)
• M15: 8,837,345 km (0.092 R)
• M16: 10,686,823 km (0.058 R)
• M17: 10,970,610 km (0.102 R)
• M18: 12,341,076 km (0.112 R)
• M19: 12,971,033 km (0.095 R)
• M20: 13,359,239 km (0.087 R)
• M21: 15,202,435 km (0.116 R)
• M22: 16,147,594 km (0.116 R)
• M23: 16,596,837 km (0.101 R)
• M24: 20,845,715 km (0.045 R)
• M25: 23,030,293 km (0.031 R)
• M26: 24,080,919 km (0.107 R)
• M27: 24,470,771 km (0.056 R)
• M28: 24,765,778 km (0.092 R)
• M29: 25,868,165 km (0.102 R)
• M30: 32,226,822 km (0.081 R)
• M31: 38,614,950 km (0.114 R)
• M32: 41,056,986 km (0.109 R)
• M33: 43,888,874 km (0.068 R)
• M34: 45,057,233 km (0.036 R)
• M35: 53,161,099 km (0.077 R)
• M36: 58,601,824 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.3

Radius: 6.6

Gravity: 20.32 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.02 AU - 11.6 AU

Year: 22851 Days

Day: 16.6 Hours

Environment

Temp: -245 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,580,123 km

• M1: 82,129 km (0.11 R)
• M2: 363,672 km (0.115 R)
• M3: 1,286,841 km (0.098 R)
• M4: 1,547,590 km (0.108 R)
• M5: 2,525,511 km (0.119 R)
• M6: 3,275,595 km (0.061 R)
• M7: 3,798,290 km (0.084 R)
• M8: 4,062,779 km (0.055 R)
• M9: 4,892,748 km (0.119 R)
• M10: 5,286,789 km (0.112 R)
• M11: 5,659,437 km (0.096 R)
• M12: 7,277,338 km (0.094 R)
• M13: 9,064,285 km (0.027 R)
• M14: 10,470,505 km (0.076 R)
• M15: 15,056,726 km (0.037 R)
• M16: 18,107,177 km (0.088 R)
• M17: 19,145,087 km (0.056 R)
• M18: 20,321,824 km (0.055 R)
• M19: 23,144,586 km (0.082 R)
• M20: 23,583,955 km (0.088 R)
• M21: 25,513,019 km (0.034 R)
• M22: 27,545,007 km (0.098 R)
• M23: 29,553,807 km (0.032 R)
• M24: 35,287,295 km (0.051 R)
• M25: 37,052,251 km (0.056 R)
• M26: 39,965,520 km (0.111 R)
• M27: 41,076,284 km (0.113 R)
• M28: 43,692,153 km (0.094 R)
• M29: 46,243,544 km (0.114 R)
• M30: 57,844,859 km (0.082 R)
• M31: 60,293,926 km (0.106 R)
• M32: 67,606,569 km (0.099 R)
• M33: 69,181,984 km (0.063 R)
• M34: 70,781,933 km (0.087 R)
• M35: 74,055,284 km (0.087 R)
• M36: 75,248,327 km (0.107 R)
• M37: 75,488,432 km (0.062 R)
• M38: 79,152,233 km (0.224 R)
• M39: 83,445,991 km (0.091 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 19,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit