🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.6

Radius: 10.5

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.96 AU - 1 AU

Year: 626 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,667,531 km

• M1: 130,749 km (0.1 R)
• M2: 461,958 km (0.08 R)
• M3: 982,110 km (0.055 R)
• M4: 1,522,158 km (0.111 R)
• M5: 1,968,708 km (0.093 R)
• M6: 2,390,125 km (0.099 R)
• M7: 2,736,893 km (0.096 R)
• M8: 3,105,353 km (0.093 R)
• M9: 4,339,535 km (0.112 R)
• M10: 6,101,948 km (0.062 R)
• M11: 7,153,471 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.8

Radius: 14.6

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.81 AU - 1.29 AU

Year: 695 Days

Day: 12.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,667,531 km

• M1: 182,061 km (0.072 R)
• M2: 664,813 km (0.116 R)
• M3: 1,627,625 km (0.117 R)
• M4: 2,166,177 km (0.062 R)
• M5: 2,724,028 km (0.11 R)
• M6: 3,560,280 km (0.076 R)
• M7: 4,499,455 km (0.098 R)
• M8: 5,070,470 km (0.061 R)
• M9: 5,800,957 km (0.119 R)
• M10: 6,399,049 km (0.105 R)
• M11: 6,995,795 km (0.076 R)
• M12: 7,674,520 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.9

Radius: 9.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.29 AU - 1.29 AU

Year: 946 Days

Day: 13.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,667,531 km

• M1: 121,922 km (0.083 R)
• M2: 442,810 km (0.064 R)
• M3: 1,069,625 km (0.115 R)
• M4: 1,396,646 km (0.109 R)
• M5: 1,808,788 km (0.104 R)
• M6: 2,408,077 km (0.036 R)
• M7: 2,760,679 km (0.108 R)
• M8: 3,095,778 km (0.09 R)
• M9: 3,444,341 km (0.09 R)
• M10: 4,515,462 km (0.109 R)
• M11: 4,912,046 km (0.099 R)
• M12: 6,160,291 km (0.118 R)
• M13: 6,758,832 km (0.103 R)
• M14: 7,513,254 km (0.112 R)
• M15: 8,022,036 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.4

Radius: 14.2

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.91 AU - 4.17 AU

Year: 4301 Days

Day: 13 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,667,531 km

• M1: 176,675 km (0.081 R)
• M2: 1,277,267 km (0.098 R)
• M3: 3,469,773 km (0.058 R)
• M4: 4,256,209 km (0.115 R)
• M5: 5,029,780 km (0.109 R)
• M6: 5,895,652 km (0.117 R)
• M7: 8,831,062 km (0.089 R)
• M8: 9,486,749 km (0.092 R)
• M9: 12,157,071 km (0.083 R)
• M10: 17,465,103 km (0.116 R)
• M11: 18,191,251 km (0.112 R)
• M12: 19,574,732 km (0.064 R)
• M13: 21,027,327 km (0.048 R)
• M14: 24,519,540 km (0.072 R)
• M15: 26,442,620 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.9

Radius: 10.5

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.14 AU - 6.82 AU

Year: 8283 Days

Day: 14.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,667,531 km

• M1: 130,599 km (0.114 R)
• M2: 485,595 km (0.113 R)
• M3: 846,874 km (0.09 R)
• M4: 1,458,130 km (0.048 R)
• M5: 1,848,581 km (0.115 R)
• M6: 2,238,583 km (0.104 R)
• M7: 4,934,336 km (0.077 R)
• M8: 5,432,048 km (0.119 R)
• M9: 5,894,605 km (0.099 R)
• M10: 6,419,394 km (0.069 R)
• M11: 7,724,785 km (0.074 R)
• M12: 9,477,773 km (0.116 R)
• M13: 12,245,483 km (0.092 R)
• M14: 13,042,840 km (0.064 R)
• M15: 16,241,990 km (0.069 R)
• M16: 17,986,750 km (0.044 R)
• M17: 18,350,124 km (0.044 R)
• M18: 18,792,784 km (0.041 R)
• M19: 19,318,022 km (0.05 R)
• M20: 20,241,340 km (0.096 R)
• M21: 23,792,494 km (0.118 R)
• M22: 27,642,395 km (0.073 R)
• M23: 28,126,793 km (0.094 R)
• M24: 35,630,024 km (0.118 R)
• M25: 36,319,371 km (0.108 R)
• M26: 38,201,013 km (0.105 R)
• M27: 41,143,902 km (0.105 R)
• M28: 42,413,689 km (0.061 R)
• M29: 42,928,755 km (0.047 R)
• M30: 43,317,859 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.8

Radius: 5.5

Gravity: 23.2 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.18 AU - 9.86 AU

Year: 14665 Days

Day: 23 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 39,667,531 km

• M1: 68,516 km (0.119 R)
• M2: 246,836 km (0.111 R)
• M3: 559,346 km (0.102 R)
• M4: 887,265 km (0.088 R)
• M5: 1,750,594 km (0.074 R)
• M6: 2,517,134 km (0.045 R)
• M7: 2,927,032 km (0.111 R)
• M8: 3,596,183 km (0.119 R)
• M9: 5,412,002 km (0.103 R)
• M10: 11,009,954 km (0.093 R)
• M11: 11,425,388 km (0.114 R)
• M12: 12,161,858 km (0.099 R)
• M13: 12,734,668 km (0.069 R)
• M14: 13,060,493 km (0.105 R)
• M15: 14,140,739 km (0.101 R)
• M16: 16,172,427 km (0.089 R)
• M17: 17,818,154 km (0.043 R)
• M18: 18,390,665 km (0.086 R)
• M19: 19,572,488 km (0.099 R)
• M20: 20,803,977 km (0.106 R)
• M21: 24,206,282 km (0.115 R)
• M22: 25,934,586 km (0.115 R)
• M23: 26,882,139 km (0.095 R)
• M24: 27,743,524 km (0.108 R)
• M25: 31,610,479 km (0.1 R)
• M26: 31,848,489 km (0.076 R)
• M27: 34,546,636 km (0.12 R)
• M28: 35,053,025 km (0.088 R)
• M29: 36,080,762 km (0.099 R)
• M30: 41,237,401 km (0.06 R)
• M31: 42,817,005 km (0.069 R)
• M32: 44,139,001 km (0.109 R)
• M33: 45,035,242 km (0.065 R)
• M34: 46,402,417 km (0.031 R)
• M35: 49,860,372 km (0.092 R)
• M36: 50,832,459 km (0.058 R)
• M37: 58,888,155 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677.6

Radius: 5.2

Gravity: 25.06 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.91 AU - 10.55 AU

Year: 18106 Days

Day: 16.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 39,667,531 km

• M1: 80,783 km (0.038 R)
• M2: 313,557 km (0.082 R)
• M3: 961,316 km (0.098 R)
• M4: 1,459,926 km (0.059 R)
• M5: 1,847,683 km (0.117 R)
• M6: 2,322,657 km (0.097 R)
• M7: 2,705,777 km (0.113 R)
• M8: 5,204,510 km (0.117 R)
• M9: 5,899,242 km (0.118 R)
• M10: 6,523,963 km (0.097 R)
• M11: 6,919,201 km (0.096 R)
• M12: 7,661,356 km (0.078 R)
• M13: 8,201,404 km (0.109 R)
• M14: 8,978,415 km (0.073 R)
• M15: 10,557,870 km (0.117 R)
• M16: 11,476,101 km (0.079 R)
• M17: 11,857,875 km (0.092 R)
• M18: 18,386,177 km (0.103 R)
• M19: 19,892,627 km (0.11 R)
• M20: 20,258,544 km (0.096 R)
• M21: 22,156,492 km (0.118 R)
• M22: 28,904,852 km (0.109 R)
• M23: 31,058,014 km (0.048 R)
• M24: 32,173,715 km (0.063 R)
• M25: 33,961,858 km (0.113 R)
• M26: 42,984,106 km (0.077 R)
• M27: 48,205,071 km (0.105 R)
• M28: 50,882,125 km (0.071 R)
• M29: 53,833,243 km (0.108 R)
• M30: 56,165,473 km (0.083 R)
• M31: 59,883,579 km (0.03 R)
• M32: 60,073,718 km (0.073 R)
• M33: 60,264,305 km (0.109 R)
• M34: 61,030,247 km (0.05 R)
• M35: 63,564,734 km (0.051 R)
• M36: 63,762,652 km (0.093 R)
• M37: 67,188,742 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.2

Radius: 4.1

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.07 AU - 10.67 AU

Year: 18519 Days

Day: 23.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,667,531 km

• M1: 340,186 km (0.089 R)
• M2: 857,046 km (0.104 R)
• M3: 1,007,242 km (0.044 R)
• M4: 7,349,145 km (0.114 R)
• M5: 8,063,924 km (0.119 R)
• M6: 10,980,933 km (0.064 R)
• M7: 16,366,306 km (0.055 R)
• M8: 16,564,523 km (0.103 R)
• M9: 24,038,583 km (0.081 R)
• M10: 27,418,447 km (0.102 R)
• M11: 28,643,654 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 13,920 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit