🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.2

Radius: 8.7

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.65 AU - 0.81 AU

Year: 431 Days

Day: 12.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,698,142 km

• M1: 108,159 km (0.051 R)
• M2: 449,841 km (0.077 R)
• M3: 792,121 km (0.063 R)
• M4: 1,075,160 km (0.118 R)
• M5: 1,361,490 km (0.112 R)
• M6: 1,848,431 km (0.046 R)
• M7: 2,316,523 km (0.079 R)
• M8: 2,686,778 km (0.111 R)
• M9: 3,096,377 km (0.085 R)
• M10: 3,422,201 km (0.113 R)
• M11: 3,929,038 km (0.043 R)
• M12: 4,233,171 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.5

Radius: 14.6

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.91 AU - 2.25 AU

Year: 2071 Days

Day: 5.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,698,142 km

• M1: 183,557 km (0.076 R)
• M2: 693,087 km (0.093 R)
• M3: 1,709,754 km (0.114 R)
• M4: 3,169,680 km (0.085 R)
• M5: 3,971,674 km (0.106 R)
• M6: 4,659,226 km (0.087 R)
• M7: 7,398,213 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.8

Radius: 11.7

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.14 AU - 3.52 AU

Year: 4194 Days

Day: 13.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,698,142 km

• M1: 146,157 km (0.116 R)
• M2: 737,518 km (0.119 R)
• M3: 1,124,378 km (0.11 R)
• M4: 1,591,572 km (0.1 R)
• M5: 2,531,046 km (0.114 R)
• M6: 3,002,280 km (0.095 R)
• M7: 3,678,911 km (0.09 R)
• M8: 4,145,955 km (0.117 R)
• M9: 5,254,476 km (0.105 R)
• M10: 6,938,948 km (0.078 R)
• M11: 7,868,848 km (0.109 R)
• M12: 9,807,786 km (0.114 R)
• M13: 11,068,447 km (0.109 R)
• M14: 11,951,075 km (0.064 R)
• M15: 12,730,330 km (0.05 R)
• M16: 14,992,699 km (0.07 R)
• M17: 15,783,922 km (0.11 R)
• M18: 16,841,878 km (0.078 R)
• M19: 18,644,831 km (0.068 R)
• M20: 20,163,699 km (0.07 R)
• M21: 22,122,084 km (0.081 R)
• M22: 24,512,210 km (0.065 R)
• M23: 28,583,665 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.6

Radius: 8.1

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.43 AU - 5.53 AU

Year: 6545 Days

Day: 9.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,698,142 km

• M1: 100,679 km (0.042 R)
• M2: 928,255 km (0.117 R)
• M3: 1,277,865 km (0.07 R)
• M4: 2,446,972 km (0.11 R)
• M5: 3,066,756 km (0.071 R)
• M6: 4,005,932 km (0.092 R)
• M7: 4,493,621 km (0.115 R)
• M8: 6,317,368 km (0.117 R)
• M9: 15,643,898 km (0.054 R)
• M10: 18,617,904 km (0.1 R)
• M11: 22,948,463 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304

Radius: 5.1

Gravity: 11.69 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.2 AU - 6.82 AU

Year: 10170 Days

Day: 20.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,698,142 km

• M1: 71,358 km (0.099 R)
• M2: 320,588 km (0.108 R)
• M3: 524,341 km (0.099 R)
• M4: 831,016 km (0.117 R)
• M5: 1,228,199 km (0.111 R)
• M6: 1,933,104 km (0.111 R)
• M7: 2,626,041 km (0.111 R)
• M8: 2,917,009 km (0.115 R)
• M9: 3,750,867 km (0.12 R)
• M10: 4,540,295 km (0.06 R)
• M11: 5,747,550 km (0.108 R)
• M12: 6,005,756 km (0.052 R)
• M13: 6,580,511 km (0.088 R)
• M14: 7,377,718 km (0.055 R)
• M15: 7,838,629 km (0.113 R)
• M16: 8,318,689 km (0.072 R)
• M17: 8,733,374 km (0.089 R)
• M18: 9,293,020 km (0.085 R)
• M19: 10,341,252 km (0.061 R)
• M20: 10,579,262 km (0.112 R)
• M21: 11,066,054 km (0.089 R)
• M22: 11,314,835 km (0.058 R)
• M23: 12,562,032 km (0.061 R)
• M24: 14,960,385 km (0.105 R)
• M25: 15,449,421 km (0.085 R)
• M26: 16,980,555 km (0.061 R)
• M27: 17,445,505 km (0.075 R)
• M28: 19,462,683 km (0.113 R)
• M29: 19,679,749 km (0.114 R)
• M30: 20,045,367 km (0.107 R)
• M31: 21,322,035 km (0.11 R)
• M32: 26,614,808 km (0.083 R)
• M33: 29,562,484 km (0.063 R)
• M34: 30,624,031 km (0.069 R)
• M35: 31,610,778 km (0.1 R)
• M36: 34,910,907 km (0.113 R)
• M37: 36,754,102 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.6

Radius: 3.1

Gravity: 90.59 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.99 AU - 10.17 AU

Year: 20467 Days

Day: 17.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 83,698,142 km

• M1: 39,344 km (0.094 R)
• M2: 176,077 km (0.082 R)
• M3: 273,016 km (0.101 R)
• M4: 813,364 km (0.076 R)
• M5: 1,138,141 km (0.111 R)
• M6: 1,560,455 km (0.077 R)
• M7: 1,740,721 km (0.084 R)
• M8: 2,319,964 km (0.077 R)
• M9: 2,678,400 km (0.037 R)
• M10: 3,297,735 km (0.118 R)
• M11: 3,533,950 km (0.085 R)
• M12: 4,738,662 km (0.079 R)
• M13: 5,001,206 km (0.113 R)
• M14: 5,555,018 km (0.069 R)
• M15: 7,262,677 km (0.066 R)
• M16: 7,510,561 km (0.066 R)
• M17: 9,465,207 km (0.069 R)
• M18: 9,820,951 km (0.055 R)
• M19: 10,495,936 km (0.096 R)
• M20: 11,801,776 km (0.088 R)
• M21: 13,506,893 km (0.11 R)
• M22: 18,290,284 km (0.087 R)
• M23: 19,309,196 km (0.066 R)
• M24: 22,696,989 km (0.107 R)
• M25: 23,013,538 km (0.116 R)
• M26: 23,763,921 km (0.072 R)
• M27: 27,521,520 km (0.067 R)
• M28: 32,316,730 km (0.112 R)
• M29: 40,507,812 km (0.102 R)
• M30: 42,074,102 km (0.112 R)
• M31: 44,994,552 km (0.098 R)
• M32: 45,160,605 km (0.069 R)
• M33: 47,357,151 km (0.12 R)
• M34: 51,779,563 km (0.078 R)
• M35: 54,938,920 km (0.113 R)
• M36: 55,128,611 km (0.1 R)
• M37: 58,421,559 km (0.117 R)
• M38: 60,216,883 km (0.116 R)
• M39: 67,548,076 km (0.106 R)
• M40: 73,363,394 km (0.038 R)
• M41: 78,057,327 km (0.072 R)
• M42: 82,698,301 km (0.088 R)
• M43: 82,947,531 km (0.065 R)
• M44: 83,447,487 km (0.119 R)
• M45: 83,698,213 km (0.047 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 15,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit