🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 9.5

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.01 AU - 1.51 AU

Year: 959 Days

Day: 7.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 167 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,317,457 km

• M1: 118,182 km (0.068 R)
• M2: 441,015 km (0.046 R)
• M3: 802,892 km (0.047 R)
• M4: 1,128,716 km (0.085 R)
• M5: 1,429,557 km (0.114 R)
• M6: 1,738,327 km (0.071 R)
• M7: 2,091,977 km (0.109 R)
• M8: 2,482,128 km (0.051 R)
• M9: 2,973,706 km (0.03 R)
• M10: 3,424,445 km (0.107 R)
• M11: 4,068,314 km (0.082 R)
• M12: 4,481,354 km (0.108 R)
• M13: 4,960,366 km (0.118 R)
• M14: 6,886,738 km (0.059 R)
• M15: 7,703,991 km (0.1 R)
• M16: 8,808,023 km (0.085 R)
• M17: 9,295,413 km (0.091 R)
• M18: 10,705,074 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.9

Radius: 9.1

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.17 AU - 2.37 AU

Year: 2320 Days

Day: 11.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 72.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,317,457 km

• M1: 113,246 km (0.071 R)
• M2: 515,215 km (0.115 R)
• M3: 1,022,651 km (0.102 R)
• M4: 2,481,380 km (0.097 R)
• M5: 2,943,338 km (0.104 R)
• M6: 3,864,263 km (0.053 R)
• M7: 5,174,142 km (0.11 R)
• M8: 5,968,955 km (0.078 R)
• M9: 6,674,159 km (0.045 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.6

Radius: 3.5

Gravity: 45.52 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.99 AU - 6.95 AU

Year: 9894 Days

Day: 19.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,317,457 km

• M1: 43,533 km (0.117 R)
• M2: 202,556 km (0.064 R)
• M3: 382,971 km (0.038 R)
• M4: 779,704 km (0.054 R)
• M5: 907,610 km (0.028 R)
• M6: 1,668,016 km (0.093 R)
• M7: 1,834,967 km (0.095 R)
• M8: 2,149,422 km (0.064 R)
• M9: 2,365,890 km (0.056 R)
• M10: 3,722,893 km (0.04 R)
• M11: 3,955,517 km (0.045 R)
• M12: 4,364,667 km (0.06 R)
• M13: 5,076,903 km (0.103 R)
• M14: 6,107,333 km (0.041 R)
• M15: 6,357,910 km (0.109 R)
• M16: 7,190,422 km (0.108 R)
• M17: 7,798,088 km (0.094 R)
• M18: 9,442,019 km (0.054 R)
• M19: 9,680,628 km (0.105 R)
• M20: 13,515,420 km (0.06 R)
• M21: 14,187,862 km (0.117 R)
• M22: 14,375,009 km (0.105 R)
• M23: 14,946,622 km (0.075 R)
• M24: 18,473,991 km (0.069 R)
• M25: 24,700,254 km (0.108 R)
• M26: 30,606,976 km (0.103 R)
• M27: 42,857,995 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.1

Radius: 7.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.86 AU - 6.38 AU

Year: 10269 Days

Day: 21.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,317,457 km

• M1: 97,687 km (0.1 R)
• M2: 438,471 km (0.095 R)
• M3: 822,788 km (0.12 R)
• M4: 1,169,107 km (0.044 R)
• M5: 3,457,057 km (0.102 R)
• M6: 6,806,554 km (0.081 R)
• M7: 7,831,598 km (0.102 R)
• M8: 10,340,654 km (0.116 R)
• M9: 15,498,040 km (0.096 R)
• M10: 19,272,843 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.9

Radius: 4

Gravity: 31.49 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.13 AU - 7.41 AU

Year: 13295 Days

Day: 15.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,317,457 km

• M1: 49,966 km (0.109 R)
• M2: 193,131 km (0.113 R)
• M3: 520,152 km (0.048 R)
• M4: 685,757 km (0.112 R)
• M5: 926,609 km (0.09 R)
• M6: 1,113,158 km (0.112 R)
• M7: 1,285,345 km (0.111 R)
• M8: 1,979,778 km (0.11 R)
• M9: 2,784,016 km (0.077 R)
• M10: 3,150,232 km (0.107 R)
• M11: 4,147,751 km (0.05 R)
• M12: 4,381,722 km (0.046 R)
• M13: 5,476,329 km (0.105 R)
• M14: 6,161,488 km (0.064 R)
• M15: 6,741,329 km (0.091 R)
• M16: 7,699,802 km (0.081 R)
• M17: 8,008,722 km (0.109 R)
• M18: 8,985,147 km (0.085 R)
• M19: 9,729,397 km (0.042 R)
• M20: 11,913,526 km (0.103 R)
• M21: 12,688,293 km (0.095 R)
• M22: 13,687,308 km (0.109 R)
• M23: 14,737,634 km (0.093 R)
• M24: 23,358,212 km (0.074 R)
• M25: 24,663,154 km (0.083 R)
• M26: 25,722,007 km (0.107 R)
• M27: 27,011,990 km (0.074 R)
• M28: 27,214,246 km (0.104 R)
• M29: 28,868,500 km (0.094 R)
• M30: 29,505,786 km (0.111 R)
• M31: 33,294,951 km (0.036 R)
• M32: 34,468,247 km (0.091 R)
• M33: 37,899,424 km (0.112 R)
• M34: 41,820,982 km (0.049 R)
• M35: 42,363,424 km (0.114 R)
• M36: 47,458,578 km (0.056 R)
• M37: 49,243,729 km (0.072 R)
• M38: 52,004,409 km (0.112 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 11,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit