🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.9

Radius: 10.3

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.69 AU - 1.01 AU

Year: 498 Days

Day: 13.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,344,408 km

• M1: 128,056 km (0.074 R)
• M2: 461,809 km (0.07 R)
• M3: 860,337 km (0.077 R)
• M4: 1,298,210 km (0.04 R)
• M5: 1,858,305 km (0.118 R)
• M6: 2,209,112 km (0.07 R)
• M7: 2,625,592 km (0.039 R)
• M8: 3,737,553 km (0.099 R)
• M9: 4,127,555 km (0.043 R)
• M10: 4,559,893 km (0.116 R)
• M11: 4,924,164 km (0.102 R)
• M12: 5,308,032 km (0.092 R)
• M13: 5,747,700 km (0.109 R)
• M14: 6,098,058 km (0.104 R)
• M15: 6,580,810 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115

Radius: 14.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.69 AU - 1.01 AU

Year: 498 Days

Day: 5.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 51,344,408 km

• M1: 184,005 km (0.06 R)
• M2: 1,142,928 km (0.069 R)
• M3: 1,628,373 km (0.093 R)
• M4: 2,336,868 km (0.061 R)
• M5: 2,933,614 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143

Radius: 9.6

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.54 AU - 2.4 AU

Year: 1758 Days

Day: 14.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,344,408 km

• M1: 122,221 km (0.075 R)
• M2: 432,936 km (0.118 R)
• M3: 889,958 km (0.06 R)
• M4: 1,301,053 km (0.084 R)
• M5: 1,600,248 km (0.115 R)
• M6: 2,127,581 km (0.062 R)
• M7: 2,593,429 km (0.073 R)
• M8: 3,350,992 km (0.112 R)
• M9: 3,759,843 km (0.105 R)
• M10: 4,394,587 km (0.06 R)
• M11: 4,780,998 km (0.066 R)
• M12: 5,356,352 km (0.047 R)
• M13: 5,758,471 km (0.093 R)
• M14: 6,645,137 km (0.082 R)
• M15: 7,385,348 km (0.108 R)
• M16: 7,811,702 km (0.036 R)
• M17: 8,355,191 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.3

Radius: 9.7

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.81 AU - 2.81 AU

Year: 2232 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,344,408 km

• M1: 123,269 km (0.089 R)
• M2: 497,413 km (0.099 R)
• M3: 1,209,349 km (0.117 R)
• M4: 1,522,009 km (0.115 R)
• M5: 1,858,155 km (0.114 R)
• M6: 2,488,561 km (0.095 R)
• M7: 3,286,067 km (0.107 R)
• M8: 3,941,455 km (0.114 R)
• M9: 4,760,354 km (0.08 R)
• M10: 5,445,811 km (0.09 R)
• M11: 6,436,149 km (0.113 R)
• M12: 7,651,333 km (0.093 R)
• M13: 8,069,608 km (0.117 R)
• M14: 9,105,274 km (0.087 R)
• M15: 9,448,302 km (0.101 R)
• M16: 10,564,003 km (0.082 R)
• M17: 11,083,108 km (0.08 R)
• M18: 12,323,125 km (0.109 R)
• M19: 13,411,748 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.6

Radius: 3

Gravity: 107.84 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.35 AU - 7.27 AU

Year: 11299 Days

Day: 20.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 51,344,408 km

• M1: 37,250 km (0.108 R)
• M2: 207,941 km (0.099 R)
• M3: 334,351 km (0.041 R)
• M4: 431,440 km (0.078 R)
• M5: 562,488 km (0.106 R)
• M6: 814,261 km (0.079 R)
• M7: 1,028,037 km (0.073 R)
• M8: 1,186,162 km (0.089 R)
• M9: 1,388,418 km (0.12 R)
• M10: 1,597,556 km (0.083 R)
• M11: 2,059,514 km (0.096 R)
• M12: 2,993,753 km (0.119 R)
• M13: 3,265,422 km (0.117 R)
• M14: 3,857,531 km (0.086 R)
• M15: 4,423,759 km (0.104 R)
• M16: 5,608,125 km (0.103 R)
• M17: 6,412,064 km (0.105 R)
• M18: 7,871,391 km (0.077 R)
• M19: 8,149,942 km (0.086 R)
• M20: 9,642,780 km (0.111 R)
• M21: 10,342,748 km (0.025 R)
• M22: 17,670,949 km (0.114 R)
• M23: 18,148,316 km (0.085 R)
• M24: 18,552,530 km (0.087 R)
• M25: 20,057,484 km (0.066 R)
• M26: 21,372,300 km (0.09 R)
• M27: 22,096,503 km (0.118 R)
• M28: 23,118,705 km (0.074 R)
• M29: 23,498,235 km (0.063 R)
• M30: 31,171,559 km (0.117 R)
• M31: 40,221,632 km (0.081 R)
• M32: 41,046,365 km (0.05 R)
• M33: 43,157,490 km (0.05 R)
• M34: 44,312,385 km (0.113 R)
• M35: 48,362,299 km (0.097 R)
• M36: 52,815,528 km (0.094 R)
• M37: 53,473,160 km (0.046 R)
• M38: 54,972,879 km (0.063 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.2

Radius: 6.9

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.61 AU - 10.75 AU

Year: 17685 Days

Day: 22.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,344,408 km

• M1: 85,869 km (0.085 R)
• M2: 316,100 km (0.115 R)
• M3: 567,275 km (0.113 R)
• M4: 1,335,909 km (0.092 R)
• M5: 1,568,982 km (0.116 R)
• M6: 2,379,055 km (0.114 R)
• M7: 2,640,402 km (0.069 R)
• M8: 3,465,734 km (0.095 R)
• M9: 4,363,471 km (0.116 R)
• M10: 4,664,013 km (0.112 R)
• M11: 5,042,645 km (0.067 R)
• M12: 5,373,705 km (0.051 R)
• M13: 6,416,552 km (0.099 R)
• M14: 7,293,195 km (0.098 R)
• M15: 7,847,306 km (0.117 R)
• M16: 8,292,509 km (0.1 R)
• M17: 8,848,714 km (0.074 R)
• M18: 9,281,949 km (0.081 R)
• M19: 10,774,637 km (0.093 R)
• M20: 11,157,608 km (0.079 R)
• M21: 12,008,969 km (0.098 R)
• M22: 12,361,422 km (0.108 R)
• M23: 13,776,468 km (0.096 R)
• M24: 16,851,602 km (0.068 R)
• M25: 18,665,326 km (0.074 R)
• M26: 24,881,417 km (0.082 R)
• M27: 27,427,722 km (0.07 R)
• M28: 34,307,429 km (0.097 R)
• M29: 37,453,323 km (0.104 R)
• M30: 37,828,215 km (0.072 R)
• M31: 38,968,001 km (0.112 R)
• M32: 39,224,412 km (0.114 R)
• M33: 50,123,963 km (0.106 R)
• M34: 50,731,780 km (0.078 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 11,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit