🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 9.4

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.51 AU - 0.65 AU

Year: 310 Days

Day: 8.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 134 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,298,933 km

• M1: 116,836 km (0.036 R)
• M2: 409,749 km (0.105 R)
• M3: 750,981 km (0.064 R)
• M4: 1,149,061 km (0.087 R)
• M5: 1,725,911 km (0.107 R)
• M6: 2,127,132 km (0.1 R)
• M7: 2,537,329 km (0.025 R)
• M8: 3,139,311 km (0.11 R)
• M9: 3,474,411 km (0.081 R)
• M10: 3,903,457 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.6

Radius: 9.1

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.8 AU - 0.96 AU

Year: 580 Days

Day: 8.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,298,933 km

• M1: 114,442 km (0.062 R)
• M2: 414,536 km (0.036 R)
• M3: 728,841 km (0.11 R)
• M4: 1,012,478 km (0.078 R)
• M5: 1,352,664 km (0.066 R)
• M6: 1,801,009 km (0.119 R)
• M7: 2,346,143 km (0.11 R)
• M8: 2,796,882 km (0.105 R)
• M9: 3,466,033 km (0.099 R)
• M10: 3,886,403 km (0.075 R)
• M11: 4,252,619 km (0.101 R)
• M12: 4,829,468 km (0.113 R)
• M13: 5,406,018 km (0.117 R)
• M14: 5,917,942 km (0.079 R)
• M15: 6,327,541 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.7

Radius: 11.3

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.84 AU - 1.06 AU

Year: 651 Days

Day: 14.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,298,933 km

• M1: 145,858 km (0.105 R)
• M2: 512,822 km (0.116 R)
• M3: 950,545 km (0.067 R)
• M4: 1,601,894 km (0.109 R)
• M5: 1,992,494 km (0.076 R)
• M6: 2,415,258 km (0.117 R)
• M7: 3,031,750 km (0.12 R)
• M8: 3,553,847 km (0.09 R)
• M9: 4,181,410 km (0.04 R)
• M10: 4,612,252 km (0.109 R)
• M11: 5,037,708 km (0.109 R)
• M12: 5,470,495 km (0.11 R)
• M13: 5,908,667 km (0.051 R)
• M14: 6,452,904 km (0.101 R)
• M15: 6,834,080 km (0.06 R)
• M16: 7,185,485 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.4

Radius: 8.9

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.96 AU - 2.06 AU

Year: 2003 Days

Day: 10.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,298,933 km

• M1: 111,450 km (0.099 R)
• M2: 504,743 km (0.116 R)
• M3: 788,530 km (0.106 R)
• M4: 1,068,428 km (0.103 R)
• M5: 1,531,882 km (0.12 R)
• M6: 2,050,987 km (0.07 R)
• M7: 2,824,109 km (0.114 R)
• M8: 3,484,583 km (0.109 R)
• M9: 3,779,441 km (0.058 R)
• M10: 4,244,391 km (0.078 R)
• M11: 5,871,567 km (0.11 R)
• M12: 6,245,711 km (0.052 R)
• M13: 7,090,789 km (0.087 R)
• M14: 7,388,938 km (0.092 R)
• M15: 7,695,314 km (0.054 R)
• M16: 8,361,025 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 9

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.53 AU - 3.11 AU

Year: 3329 Days

Day: 7.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,298,933 km

• M1: 111,899 km (0.081 R)
• M2: 524,041 km (0.065 R)
• M3: 852,708 km (0.115 R)
• M4: 1,533,229 km (0.1 R)
• M5: 1,919,041 km (0.1 R)
• M6: 2,207,167 km (0.082 R)
• M7: 3,183,293 km (0.116 R)
• M8: 3,758,946 km (0.076 R)
• M9: 4,863,277 km (0.078 R)
• M10: 7,636,373 km (0.106 R)
• M11: 9,145,965 km (0.095 R)
• M12: 9,751,088 km (0.112 R)
• M13: 10,420,838 km (0.114 R)
• M14: 12,018,543 km (0.113 R)
• M15: 12,571,307 km (0.086 R)
• M16: 13,957,781 km (0.08 R)
• M17: 16,096,880 km (0.046 R)
• M18: 16,404,603 km (0.074 R)
• M19: 17,297,852 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.7

Radius: 13.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.83 AU - 2.85 AU

Year: 3364 Days

Day: 12.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,298,933 km

• M1: 164,258 km (0.099 R)
• M2: 596,297 km (0.068 R)
• M3: 1,188,405 km (0.115 R)
• M4: 1,840,951 km (0.078 R)
• M5: 2,469,113 km (0.09 R)
• M6: 3,219,795 km (0.081 R)
• M7: 4,138,625 km (0.115 R)
• M8: 4,683,012 km (0.099 R)
• M9: 5,731,394 km (0.064 R)
• M10: 6,381,546 km (0.089 R)
• M11: 6,871,329 km (0.084 R)
• M12: 9,159,578 km (0.102 R)
• M13: 9,634,851 km (0.115 R)
• M14: 12,045,920 km (0.102 R)
• M15: 12,796,602 km (0.104 R)
• M16: 14,884,839 km (0.093 R)
• M17: 15,440,595 km (0.058 R)
• M18: 16,326,812 km (0.065 R)
• M19: 17,412,295 km (0.092 R)
• M20: 18,953,601 km (0.109 R)
• M21: 19,606,895 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.6

Radius: 12

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.28 AU - 5.3 AU

Year: 8552 Days

Day: 12.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,298,933 km

• M1: 149,299 km (0.06 R)
• M2: 799,002 km (0.104 R)
• M3: 1,179,280 km (0.105 R)
• M4: 1,620,743 km (0.12 R)
• M5: 2,034,980 km (0.098 R)
• M6: 2,538,077 km (0.072 R)
• M7: 5,832,372 km (0.117 R)
• M8: 9,561,847 km (0.046 R)
• M9: 10,278,571 km (0.094 R)
• M10: 11,371,533 km (0.106 R)
• M11: 11,870,292 km (0.075 R)
• M12: 12,804,680 km (0.052 R)
• M13: 16,151,185 km (0.064 R)
• M14: 17,429,050 km (0.042 R)
• M15: 18,025,646 km (0.069 R)
• M16: 18,980,679 km (0.115 R)
• M17: 20,476,059 km (0.06 R)
• M18: 21,215,072 km (0.102 R)
• M19: 22,279,611 km (0.092 R)
• M20: 22,903,733 km (0.083 R)
• M21: 23,459,340 km (0.096 R)
• M22: 23,861,608 km (0.071 R)
• M23: 24,846,112 km (0.046 R)
• M24: 28,505,874 km (0.114 R)
• M25: 29,895,638 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.1

Radius: 4.5

Gravity: 19.51 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.74 AU - 9.24 AU

Year: 15876 Days

Day: 23.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,298,933 km

• M1: 55,950 km (0.118 R)
• M2: 214,523 km (0.102 R)
• M3: 759,957 km (0.085 R)
• M4: 1,520,513 km (0.091 R)
• M5: 1,671,906 km (0.118 R)
• M6: 2,586,697 km (0.107 R)
• M7: 3,224,283 km (0.025 R)
• M8: 5,616,054 km (0.036 R)
• M9: 7,041,721 km (0.065 R)
• M10: 7,379,065 km (0.108 R)
• M11: 7,860,321 km (0.079 R)
• M12: 8,408,896 km (0.076 R)
• M13: 9,787,441 km (0.1 R)
• M14: 10,804,557 km (0.078 R)
• M15: 11,831,097 km (0.104 R)
• M16: 12,921,067 km (0.113 R)
• M17: 14,679,141 km (0.119 R)
• M18: 17,262,697 km (0.045 R)
• M19: 17,643,872 km (0.093 R)
• M20: 20,641,365 km (0.047 R)
• M21: 21,947,504 km (0.092 R)
• M22: 22,939,786 km (0.093 R)
• M23: 26,195,186 km (0.057 R)
• M24: 27,517,032 km (0.071 R)
• M25: 28,563,769 km (0.103 R)
• M26: 36,895,173 km (0.073 R)
• M27: 37,527,374 km (0.029 R)
• M28: 38,295,559 km (0.047 R)
• M29: 38,683,616 km (0.05 R)
• M30: 50,177,071 km (0.111 R)
• M31: 51,109,065 km (0.074 R)
• M32: 52,052,430 km (0.114 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: 259 - 15,933 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit