🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 13.6

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.44 AU - 0.74 AU

Year: 302 Days

Day: 14.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,584,831 km

• M1: 169,195 km (0.036 R)
• M2: 623,524 km (0.117 R)
• M3: 1,111,961 km (0.042 R)
• M4: 1,752,988 km (0.088 R)
• M5: 2,490,505 km (0.038 R)
• M6: 2,977,147 km (0.112 R)
• M7: 3,652,282 km (0.064 R)
• M8: 4,208,338 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.9

Radius: 14.1

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.33 AU - 1.43 AU

Year: 1081 Days

Day: 13.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,584,831 km

• M1: 175,329 km (0.097 R)
• M2: 730,187 km (0.083 R)
• M3: 1,193,941 km (0.083 R)
• M4: 1,730,847 km (0.098 R)
• M5: 2,429,469 km (0.09 R)
• M6: 3,369,991 km (0.057 R)
• M7: 4,255,910 km (0.038 R)
• M8: 5,111,759 km (0.069 R)
• M9: 5,815,916 km (0.067 R)
• M10: 7,067,003 km (0.11 R)
• M11: 7,599,422 km (0.085 R)
• M12: 8,077,088 km (0.114 R)
• M13: 9,211,040 km (0.089 R)
• M14: 10,224,416 km (0.066 R)
• M15: 10,907,181 km (0.11 R)
• M16: 11,413,270 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.1

Radius: 8.1

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.13 AU - 2.85 AU

Year: 2620 Days

Day: 8.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,584,831 km

• M1: 101,427 km (0.064 R)
• M2: 365,617 km (0.058 R)
• M3: 669,450 km (0.064 R)
• M4: 970,142 km (0.074 R)
• M5: 1,234,033 km (0.116 R)
• M6: 1,665,473 km (0.096 R)
• M7: 1,922,781 km (0.073 R)
• M8: 2,464,924 km (0.056 R)
• M9: 3,761,638 km (0.109 R)
• M10: 4,018,648 km (0.104 R)
• M11: 4,486,739 km (0.099 R)
• M12: 4,797,454 km (0.079 R)
• M13: 5,555,317 km (0.099 R)
• M14: 7,250,859 km (0.106 R)
• M15: 7,621,563 km (0.072 R)
• M16: 8,810,267 km (0.079 R)
• M17: 11,435,710 km (0.109 R)
• M18: 12,537,050 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.5

Radius: 13.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.53 AU - 2.69 AU

Year: 2812 Days

Day: 12 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,584,831 km

• M1: 165,754 km (0.058 R)
• M2: 721,062 km (0.05 R)
• M3: 1,237,174 km (0.104 R)
• M4: 1,690,007 km (0.087 R)
• M5: 2,227,512 km (0.075 R)
• M6: 2,684,833 km (0.074 R)
• M7: 3,595,435 km (0.113 R)
• M8: 4,252,469 km (0.107 R)
• M9: 5,037,110 km (0.037 R)
• M10: 5,673,948 km (0.116 R)
• M11: 6,193,501 km (0.068 R)
• M12: 7,391,930 km (0.063 R)
• M13: 9,471,789 km (0.053 R)
• M14: 10,934,707 km (0.03 R)
• M15: 12,005,080 km (0.067 R)
• M16: 14,604,941 km (0.083 R)
• M17: 17,051,016 km (0.082 R)
• M18: 17,617,094 km (0.11 R)
• M19: 18,312,724 km (0.077 R)
• M20: 18,786,650 km (0.108 R)
• M21: 20,383,607 km (0.116 R)
• M22: 22,538,714 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.1

Radius: 14.1

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.29 AU - 3.47 AU

Year: 3259 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,584,831 km

• M1: 175,329 km (0.119 R)
• M2: 631,752 km (0.071 R)
• M3: 1,102,536 km (0.116 R)
• M4: 1,775,278 km (0.091 R)
• M5: 2,373,071 km (0.08 R)
• M6: 3,514,204 km (0.046 R)
• M7: 6,886,588 km (0.105 R)
• M8: 7,745,579 km (0.082 R)
• M9: 9,393,250 km (0.071 R)
• M10: 9,893,954 km (0.072 R)
• M11: 10,412,461 km (0.097 R)
• M12: 12,714,173 km (0.11 R)
• M13: 13,596,950 km (0.106 R)
• M14: 14,099,599 km (0.067 R)
• M15: 15,337,222 km (0.065 R)
• M16: 16,286,720 km (0.092 R)
• M17: 18,028,488 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.7

Radius: 5.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.24 AU - 8.3 AU

Year: 13072 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,584,831 km

• M1: 651,948 km (0.076 R)
• M2: 1,001,857 km (0.073 R)
• M3: 1,235,828 km (0.09 R)
• M4: 1,530,237 km (0.106 R)
• M5: 2,212,403 km (0.03 R)
• M6: 4,816,902 km (0.082 R)
• M7: 6,610,281 km (0.037 R)
• M8: 9,806,888 km (0.064 R)
• M9: 10,200,929 km (0.092 R)
• M10: 11,398,610 km (0.082 R)
• M11: 12,584,771 km (0.095 R)
• M12: 14,180,233 km (0.112 R)
• M13: 15,374,323 km (0.072 R)
• M14: 18,616,707 km (0.1 R)
• M15: 25,256,459 km (0.078 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 17,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit