🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.08 AU - 2.3 AU

Year: 1446 Days

Day: 18 Hours

Environment

Temp: -135 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.9

Radius: 8.3

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.04 AU - 4.66 AU

Year: 3371 Days

Day: 8 Hours

Environment

Temp: -162 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,341,536 km

• M1: 103,223 km (0.072 R)
• M2: 387,758 km (0.037 R)
• M3: 670,647 km (0.099 R)
• M4: 1,383,631 km (0.071 R)
• M5: 1,685,519 km (0.063 R)
• M6: 2,152,564 km (0.069 R)
• M7: 2,515,039 km (0.097 R)
• M8: 3,307,908 km (0.094 R)
• M9: 3,812,951 km (0.071 R)
• M10: 4,148,798 km (0.068 R)
• M11: 4,784,140 km (0.107 R)
• M12: 5,301,898 km (0.059 R)
• M13: 5,587,780 km (0.097 R)
• M14: 6,190,509 km (0.101 R)
• M15: 6,625,839 km (0.097 R)
• M16: 9,116,045 km (0.057 R)
• M17: 9,451,593 km (0.096 R)
• M18: 9,950,951 km (0.083 R)
• M19: 11,425,837 km (0.077 R)
• M20: 13,903,327 km (0.097 R)
• M21: 15,901,206 km (0.118 R)
• M22: 17,448,497 km (0.1 R)
• M23: 18,376,453 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.4

Radius: 9.3

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.12 AU - 4.56 AU

Year: 4034 Days

Day: 11.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 100,341,536 km

• M1: 133,740 km (0.11 R)
• M2: 668,553 km (0.079 R)
• M3: 1,574,368 km (0.03 R)
• M4: 1,934,600 km (0.117 R)
• M5: 2,982,832 km (0.055 R)
• M6: 3,539,486 km (0.116 R)
• M7: 4,186,646 km (0.093 R)
• M8: 5,356,501 km (0.064 R)
• M9: 5,973,593 km (0.063 R)
• M10: 6,269,348 km (0.095 R)
• M11: 6,668,624 km (0.066 R)
• M12: 7,315,934 km (0.113 R)
• M13: 8,364,615 km (0.092 R)
• M14: 8,963,456 km (0.082 R)
• M15: 9,431,099 km (0.097 R)
• M16: 9,914,898 km (0.091 R)
• M17: 10,671,564 km (0.102 R)
• M18: 11,197,101 km (0.117 R)
• M19: 11,648,139 km (0.076 R)
• M20: 12,538,396 km (0.107 R)
• M21: 13,423,118 km (0.08 R)
• M22: 14,613,318 km (0.101 R)
• M23: 22,980,926 km (0.119 R)
• M24: 25,910,950 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.2

Radius: 10.9

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.28 AU - 4.76 AU

Year: 4288 Days

Day: 13.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,341,536 km

• M1: 141,071 km (0.071 R)
• M2: 507,586 km (0.078 R)
• M3: 1,152,951 km (0.112 R)
• M4: 1,736,831 km (0.066 R)
• M5: 2,825,605 km (0.078 R)
• M6: 3,766,575 km (0.087 R)
• M7: 4,680,020 km (0.082 R)
• M8: 5,934,996 km (0.077 R)
• M9: 7,071,491 km (0.099 R)
• M10: 7,639,814 km (0.11 R)
• M11: 9,489,891 km (0.086 R)
• M12: 10,057,465 km (0.1 R)
• M13: 10,647,628 km (0.104 R)
• M14: 11,216,100 km (0.05 R)
• M15: 12,271,513 km (0.11 R)
• M16: 12,847,764 km (0.116 R)
• M17: 14,054,421 km (0.106 R)
• M18: 15,611,585 km (0.06 R)
• M19: 16,060,678 km (0.095 R)
• M20: 16,518,298 km (0.111 R)
• M21: 18,499,123 km (0.118 R)
• M22: 19,129,379 km (0.071 R)
• M23: 20,633,436 km (0.067 R)
• M24: 22,004,052 km (0.118 R)
• M25: 22,426,815 km (0.096 R)
• M26: 24,247,122 km (0.107 R)
• M27: 25,539,947 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169

Radius: 12.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.21 AU - 8.53 AU

Year: 8928 Days

Day: 10.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 100,341,536 km

• M1: 159,172 km (0.082 R)
• M2: 780,751 km (0.057 R)
• M3: 1,540,409 km (0.091 R)
• M4: 1,946,268 km (0.081 R)
• M5: 2,667,928 km (0.088 R)
• M6: 3,092,038 km (0.095 R)
• M7: 3,792,456 km (0.095 R)
• M8: 4,450,985 km (0.096 R)
• M9: 5,651,060 km (0.111 R)
• M10: 7,390,434 km (0.1 R)
• M11: 10,940,840 km (0.064 R)
• M12: 11,344,455 km (0.119 R)
• M13: 15,552,344 km (0.106 R)
• M14: 17,421,121 km (0.081 R)
• M15: 20,566,117 km (0.081 R)
• M16: 23,622,401 km (0.098 R)
• M17: 24,298,434 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.3

Radius: 6.7

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 12.42 AU - 14.94 AU

Year: 22578 Days

Day: 23.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,341,536 km

• M1: 87,515 km (0.092 R)
• M2: 318,344 km (0.097 R)
• M3: 1,002,156 km (0.045 R)
• M4: 1,457,083 km (0.103 R)
• M5: 1,868,627 km (0.12 R)
• M6: 2,871,980 km (0.056 R)
• M7: 5,921,682 km (0.08 R)
• M8: 6,873,723 km (0.092 R)
• M9: 8,075,143 km (0.035 R)
• M10: 9,580,098 km (0.039 R)
• M11: 12,107,704 km (0.103 R)
• M12: 18,432,552 km (0.111 R)
• M13: 24,463,590 km (0.11 R)
• M14: 26,998,825 km (0.05 R)
• M15: 29,341,528 km (0.114 R)
• M16: 45,487,177 km (0.118 R)
• M17: 52,608,335 km (0.083 R)
• M18: 60,633,064 km (0.116 R)
• M19: 68,583,443 km (0.057 R)
• M20: 70,295,890 km (0.063 R)
• M21: 74,252,604 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.2

Radius: 4.4

Gravity: 42.37 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 13.26 AU - 18.08 AU

Year: 27679 Days

Day: 17 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 100,341,536 km

• M1: 54,902 km (0.106 R)
• M2: 420,968 km (0.096 R)
• M3: 821,442 km (0.114 R)
• M4: 983,456 km (0.085 R)
• M5: 2,279,872 km (0.101 R)
• M6: 2,900,104 km (0.081 R)
• M7: 3,249,415 km (0.081 R)
• M8: 3,593,640 km (0.075 R)
• M9: 5,733,338 km (0.079 R)
• M10: 6,282,512 km (0.067 R)
• M11: 7,017,337 km (0.074 R)
• M12: 11,998,497 km (0.119 R)
• M13: 12,440,709 km (0.088 R)
• M14: 15,758,640 km (0.072 R)
• M15: 16,468,332 km (0.057 R)
• M16: 17,014,514 km (0.115 R)
• M17: 17,199,118 km (0.115 R)
• M18: 19,120,253 km (0.066 R)
• M19: 21,825,133 km (0.09 R)
• M20: 25,011,866 km (0.078 R)
• M21: 25,611,754 km (0.072 R)
• M22: 25,976,324 km (0.112 R)
• M23: 26,840,252 km (0.119 R)
• M24: 27,850,935 km (0.027 R)
• M25: 28,365,701 km (0.112 R)
• M26: 30,488,196 km (0.063 R)
• M27: 34,453,138 km (0.081 R)
• M28: 36,558,578 km (0.088 R)
• M29: 37,175,520 km (0.074 R)
• M30: 37,956,421 km (0.107 R)
• M31: 40,858,320 km (0.099 R)
• M32: 42,194,229 km (0.07 R)
• M33: 44,601,558 km (0.103 R)
• M34: 46,017,502 km (0.069 R)
• M35: 49,499,991 km (0.106 R)
• M36: 53,548,857 km (0.075 R)
• M37: 76,880,590 km (0.082 R)
• M38: 84,956,631 km (0.06 R)
• M39: 92,151,092 km (0.084 R)
• M40: 97,362,932 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 20,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit