🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.9

Radius: 9.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.52 AU - 0.54 AU

Year: 262 Days

Day: 14 Hours

Environment

Temp: -151 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 54,604,277 km

• M1: 114,891 km (0.064 R)
• M2: 404,662 km (0.118 R)
• M3: 740,509 km (0.099 R)
• M4: 1,352,215 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.7

Radius: 11.8

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.48 AU - 0.74 AU

Year: 323 Days

Day: 11.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,604,277 km

• M1: 146,756 km (0.118 R)
• M2: 568,622 km (0.059 R)
• M3: 1,005,447 km (0.09 R)
• M4: 1,630,467 km (0.112 R)
• M5: 2,332,680 km (0.027 R)
• M6: 3,002,728 km (0.105 R)
• M7: 3,429,382 km (0.103 R)
• M8: 4,178,568 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.1

Radius: 10.5

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.57 AU - 2.55 AU

Year: 2005 Days

Day: 12.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,604,277 km

• M1: 131,945 km (0.065 R)
• M2: 526,734 km (0.046 R)
• M3: 876,943 km (0.096 R)
• M4: 1,235,080 km (0.061 R)
• M5: 1,826,590 km (0.062 R)
• M6: 2,307,996 km (0.107 R)
• M7: 2,805,858 km (0.082 R)
• M8: 3,152,626 km (0.08 R)
• M9: 3,686,540 km (0.038 R)
• M10: 4,534,760 km (0.094 R)
• M11: 5,319,551 km (0.115 R)
• M12: 5,657,791 km (0.043 R)
• M13: 6,055,572 km (0.115 R)
• M14: 7,031,998 km (0.081 R)
• M15: 8,055,247 km (0.058 R)
• M16: 8,502,545 km (0.112 R)
• M17: 10,959,690 km (0.076 R)
• M18: 11,544,617 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.1

Radius: 10

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.68 AU - 4.66 AU

Year: 5776 Days

Day: 12 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,604,277 km

• M1: 124,316 km (0.105 R)
• M2: 505,790 km (0.118 R)
• M3: 1,051,823 km (0.114 R)
• M4: 1,532,181 km (0.099 R)
• M5: 2,374,118 km (0.081 R)
• M6: 2,731,059 km (0.118 R)
• M7: 4,535,059 km (0.116 R)
• M8: 5,660,933 km (0.105 R)
• M9: 6,728,912 km (0.067 R)
• M10: 8,355,191 km (0.08 R)
• M11: 9,699,028 km (0.083 R)
• M12: 10,937,998 km (0.101 R)
• M13: 14,250,693 km (0.039 R)
• M14: 14,886,185 km (0.054 R)
• M15: 16,851,901 km (0.078 R)
• M16: 17,785,092 km (0.08 R)
• M17: 20,421,306 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.2

Radius: 3.6

Gravity: 27.18 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.57 AU - 10.53 AU

Year: 16957 Days

Day: 19.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,604,277 km

• M1: 44,730 km (0.119 R)
• M2: 352,453 km (0.102 R)
• M3: 557,252 km (0.031 R)
• M4: 1,154,896 km (0.112 R)
• M5: 1,403,078 km (0.088 R)
• M6: 2,023,311 km (0.114 R)
• M7: 2,465,074 km (0.118 R)
• M8: 4,504,841 km (0.12 R)
• M9: 5,745,605 km (0.098 R)
• M10: 6,269,198 km (0.069 R)
• M11: 7,324,761 km (0.074 R)
• M12: 8,121,519 km (0.091 R)
• M13: 8,540,842 km (0.09 R)
• M14: 8,779,899 km (0.119 R)
• M15: 11,136,514 km (0.114 R)
• M16: 13,174,037 km (0.105 R)
• M17: 13,364,924 km (0.108 R)
• M18: 18,919,493 km (0.079 R)
• M19: 21,008,777 km (0.093 R)
• M20: 26,035,864 km (0.076 R)
• M21: 27,770,302 km (0.058 R)
• M22: 28,400,408 km (0.058 R)
• M23: 29,255,210 km (0.083 R)
• M24: 30,792,328 km (0.064 R)
• M25: 31,241,122 km (0.087 R)
• M26: 37,098,926 km (0.113 R)
• M27: 38,119,931 km (0.035 R)
• M28: 39,554,126 km (0.048 R)
• M29: 40,217,742 km (0.038 R)
• M30: 41,159,161 km (0.079 R)
• M31: 51,081,988 km (0.101 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: 150 - 12,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit