🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.2

Radius: 10.6

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.61 AU - 0.69 AU

Year: 355 Days

Day: 10.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,318,462 km

• M1: 131,796 km (0.12 R)
• M2: 467,344 km (0.064 R)
• M3: 800,049 km (0.105 R)
• M4: 1,188,405 km (0.12 R)
• M5: 1,525,599 km (0.083 R)
• M6: 1,858,604 km (0.086 R)
• M7: 2,646,087 km (0.038 R)
• M8: 3,427,736 km (0.09 R)
• M9: 3,790,960 km (0.097 R)
• M10: 4,126,508 km (0.109 R)
• M11: 4,858,041 km (0.116 R)
• M12: 5,381,634 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 9.8

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.11 AU - 1.59 AU

Year: 1064 Days

Day: 5.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,318,462 km

• M1: 121,922 km (0.08 R)
• M2: 556,953 km (0.03 R)
• M3: 888,911 km (0.083 R)
• M4: 1,205,460 km (0.07 R)
• M5: 1,573,321 km (0.106 R)
• M6: 1,986,211 km (0.04 R)
• M7: 2,356,765 km (0.115 R)
• M8: 2,773,245 km (0.052 R)
• M9: 3,182,844 km (0.104 R)
• M10: 4,025,978 km (0.108 R)
• M11: 4,343,724 km (0.041 R)
• M12: 4,879,733 km (0.114 R)
• M13: 5,662,579 km (0.07 R)
• M14: 6,062,603 km (0.091 R)
• M15: 6,504,216 km (0.088 R)
• M16: 7,829,953 km (0.098 R)
• M17: 8,461,704 km (0.12 R)
• M18: 8,873,697 km (0.109 R)
• M19: 9,327,726 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 9.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.52 AU - 1.66 AU

Year: 1360 Days

Day: 9.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,318,462 km

• M1: 114,592 km (0.055 R)
• M2: 545,733 km (0.11 R)
• M3: 1,154,596 km (0.116 R)
• M4: 1,442,273 km (0.113 R)
• M5: 2,052,184 km (0.112 R)
• M6: 2,799,425 km (0.108 R)
• M7: 3,811,604 km (0.107 R)
• M8: 4,220,754 km (0.069 R)
• M9: 4,917,731 km (0.089 R)
• M10: 7,055,185 km (0.079 R)
• M11: 9,076,103 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.3

Radius: 14.3

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.8 AU - 2.32 AU

Year: 2005 Days

Day: 6.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 75,318,462 km

• M1: 177,872 km (0.047 R)
• M2: 629,508 km (0.111 R)
• M3: 1,186,610 km (0.084 R)
• M4: 3,548,312 km (0.077 R)
• M5: 5,423,372 km (0.062 R)
• M6: 8,247,480 km (0.108 R)
• M7: 9,519,511 km (0.092 R)
• M8: 12,133,434 km (0.109 R)
• M9: 13,019,652 km (0.093 R)
• M10: 13,733,683 km (0.112 R)
• M11: 15,563,714 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.2

Radius: 5.9

Gravity: 24.68 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.8 AU - 6.74 AU

Year: 9401 Days

Day: 16.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,318,462 km

• M1: 73,303 km (0.114 R)
• M2: 367,113 km (0.094 R)
• M3: 974,481 km (0.103 R)
• M4: 1,244,355 km (0.118 R)
• M5: 1,727,107 km (0.088 R)
• M6: 2,384,440 km (0.062 R)
• M7: 2,685,431 km (0.094 R)
• M8: 3,079,921 km (0.118 R)
• M9: 3,363,858 km (0.114 R)
• M10: 3,902,709 km (0.112 R)
• M11: 4,467,740 km (0.045 R)
• M12: 8,404,708 km (0.089 R)
• M13: 9,054,710 km (0.11 R)
• M14: 11,042,268 km (0.11 R)
• M15: 13,119,135 km (0.063 R)
• M16: 14,120,693 km (0.067 R)
• M17: 14,838,014 km (0.085 R)
• M18: 15,374,921 km (0.062 R)
• M19: 15,855,130 km (0.027 R)
• M20: 16,918,023 km (0.112 R)
• M21: 17,282,593 km (0.071 R)
• M22: 18,484,612 km (0.12 R)
• M23: 19,821,568 km (0.118 R)
• M24: 25,339,336 km (0.091 R)
• M25: 25,624,918 km (0.119 R)
• M26: 29,222,598 km (0.065 R)
• M27: 31,250,546 km (0.048 R)
• M28: 32,354,728 km (0.074 R)
• M29: 34,407,361 km (0.106 R)
• M30: 38,518,609 km (0.087 R)
• M31: 39,149,464 km (0.029 R)
• M32: 40,302,414 km (0.045 R)
• M33: 41,214,812 km (0.091 R)
• M34: 42,274,114 km (0.076 R)
• M35: 45,001,732 km (0.084 R)
• M36: 49,606,504 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.4

Radius: 6.3

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.16 AU - 6.3 AU

Year: 10547 Days

Day: 19.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,318,462 km

• M1: 81,531 km (0.094 R)
• M2: 536,757 km (0.113 R)
• M3: 756,666 km (0.117 R)
• M4: 1,069,326 km (0.075 R)
• M5: 1,492,688 km (0.109 R)
• M6: 1,875,209 km (0.096 R)
• M7: 2,212,253 km (0.108 R)
• M8: 7,140,905 km (0.115 R)
• M9: 7,340,768 km (0.083 R)
• M10: 7,793,750 km (0.059 R)
• M11: 8,178,067 km (0.085 R)
• M12: 8,846,470 km (0.065 R)
• M13: 9,941,377 km (0.092 R)
• M14: 10,190,757 km (0.066 R)
• M15: 10,964,327 km (0.087 R)
• M16: 11,338,471 km (0.102 R)
• M17: 12,861,827 km (0.091 R)
• M18: 13,580,644 km (0.068 R)
• M19: 14,074,616 km (0.117 R)
• M20: 16,585,766 km (0.039 R)
• M21: 18,616,707 km (0.089 R)
• M22: 19,458,195 km (0.062 R)
• M23: 19,692,017 km (0.072 R)
• M24: 24,408,089 km (0.06 R)
• M25: 25,415,332 km (0.03 R)
• M26: 28,603,113 km (0.087 R)
• M27: 30,554,318 km (0.047 R)
• M28: 38,020,598 km (0.085 R)
• M29: 38,263,994 km (0.115 R)
• M30: 39,124,481 km (0.112 R)
• M31: 42,826,579 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.3

Radius: 3.8

Gravity: 38.59 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.12 AU - 7.6 AU

Year: 13543 Days

Day: 24.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,318,462 km

• M1: 80,932 km (0.075 R)
• M2: 902,374 km (0.093 R)
• M3: 1,031,477 km (0.109 R)
• M4: 1,235,828 km (0.088 R)
• M5: 2,516,386 km (0.099 R)
• M6: 3,846,760 km (0.11 R)
• M7: 4,772,920 km (0.05 R)
• M8: 7,179,351 km (0.079 R)
• M9: 7,742,288 km (0.054 R)
• M10: 7,876,178 km (0.097 R)
• M11: 8,664,709 km (0.083 R)
• M12: 9,252,030 km (0.038 R)
• M13: 10,343,047 km (0.064 R)
• M14: 11,459,197 km (0.055 R)
• M15: 14,059,806 km (0.089 R)
• M16: 18,979,781 km (0.114 R)
• M17: 27,132,117 km (0.089 R)
• M18: 27,753,098 km (0.07 R)
• M19: 31,679,593 km (0.097 R)
• M20: 32,599,770 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.6

Radius: 5.9

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.64 AU - 10.14 AU

Year: 16483 Days

Day: 24.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 75,318,462 km

• M1: 94,845 km (0.099 R)
• M2: 313,408 km (0.11 R)
• M3: 1,156,092 km (0.042 R)
• M4: 1,391,111 km (0.086 R)
• M5: 2,294,831 km (0.086 R)
• M6: 3,727,829 km (0.081 R)
• M7: 3,923,503 km (0.107 R)
• M8: 5,108,917 km (0.114 R)
• M9: 5,600,495 km (0.1 R)
• M10: 6,677,301 km (0.107 R)
• M11: 16,166,144 km (0.06 R)
• M12: 22,730,798 km (0.116 R)
• M13: 31,446,968 km (0.074 R)
• M14: 37,307,914 km (0.119 R)
• M15: 44,871,732 km (0.056 R)
• M16: 47,552,974 km (0.109 R)
• M17: 48,469,860 km (0.117 R)
• M18: 49,087,699 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782

Radius: 6

Gravity: 21.72 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.24 AU - 10.84 AU

Year: 18435 Days

Day: 16.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,318,462 km

• M1: 74,649 km (0.094 R)
• M2: 388,655 km (0.111 R)
• M3: 722,857 km (0.104 R)
• M4: 1,051,075 km (0.096 R)
• M5: 1,397,095 km (0.104 R)
• M6: 1,656,647 km (0.119 R)
• M7: 3,300,727 km (0.026 R)
• M8: 5,609,621 km (0.067 R)
• M9: 6,840,213 km (0.092 R)
• M10: 7,303,368 km (0.098 R)
• M11: 12,322,227 km (0.083 R)
• M12: 13,077,397 km (0.12 R)
• M13: 15,138,557 km (0.093 R)
• M14: 16,737,010 km (0.117 R)
• M15: 17,406,759 km (0.073 R)
• M16: 22,302,200 km (0.068 R)
• M17: 30,195,881 km (0.076 R)
• M18: 30,813,122 km (0.1 R)
• M19: 32,715,259 km (0.117 R)
• M20: 34,026,036 km (0.106 R)
• M21: 34,694,289 km (0.111 R)
• M22: 38,455,180 km (0.107 R)
• M23: 41,410,037 km (0.112 R)
• M24: 56,031,733 km (0.12 R)
• M25: 67,691,092 km (0.104 R)
• M26: 70,893,533 km (0.049 R)
• M27: 71,110,600 km (0.096 R)
• M28: 71,764,193 km (0.082 R)
• M29: 74,867,900 km (0.143 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 12,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit