🌌 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: 744.1

Radius: 9.5

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.71 AU - 0.75 AU

Year: 431 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,826,714 km

• M1: 126,410 km (0.092 R)
• M2: 426,055 km (0.09 R)
• M3: 738,265 km (0.098 R)
• M4: 1,240,466 km (0.105 R)
• M5: 1,666,520 km (0.116 R)
• M6: 1,992,344 km (0.087 R)
• M7: 2,360,954 km (0.052 R)
• M8: 2,702,785 km (0.075 R)
• M9: 3,635,527 km (0.11 R)
• M10: 4,473,276 km (0.089 R)
• M11: 4,769,479 km (0.069 R)
• M12: 5,352,163 km (0.054 R)
• M13: 5,789,587 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.4

Radius: 12.3

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.03 AU - 1.43 AU

Year: 942 Days

Day: 11.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,826,714 km

• M1: 153,039 km (0.099 R)
• M2: 567,126 km (0.048 R)
• M3: 1,048,681 km (0.082 R)
• M4: 1,451,548 km (0.075 R)
• M5: 1,904,830 km (0.113 R)
• M6: 2,324,751 km (0.036 R)
• M7: 2,795,087 km (0.115 R)
• M8: 3,209,024 km (0.075 R)
• M9: 4,773,818 km (0.066 R)
• M10: 5,313,417 km (0.082 R)
• M11: 6,408,773 km (0.069 R)
• M12: 6,931,767 km (0.075 R)
• M13: 7,435,912 km (0.109 R)
• M14: 8,013,808 km (0.108 R)
• M15: 8,673,385 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.2

Radius: 4.5

Gravity: 26.23 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.73 AU - 6.81 AU

Year: 9567 Days

Day: 23.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 104 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,826,714 km

• M1: 58,493 km (0.084 R)
• M2: 200,012 km (0.101 R)
• M3: 445,802 km (0.089 R)
• M4: 596,148 km (0.031 R)
• M5: 797,805 km (0.057 R)
• M6: 1,013,526 km (0.06 R)
• M7: 1,197,381 km (0.101 R)
• M8: 1,481,617 km (0.071 R)
• M9: 1,749,098 km (0.065 R)
• M10: 2,031,689 km (0.12 R)
• M11: 2,569,493 km (0.108 R)
• M12: 2,956,054 km (0.116 R)
• M13: 3,197,056 km (0.104 R)
• M14: 3,450,924 km (0.071 R)
• M15: 4,239,454 km (0.071 R)
• M16: 4,778,306 km (0.081 R)
• M17: 5,555,317 km (0.085 R)
• M18: 5,854,662 km (0.069 R)
• M19: 7,277,188 km (0.118 R)
• M20: 7,963,843 km (0.04 R)
• M21: 9,371,858 km (0.101 R)
• M22: 10,784,062 km (0.115 R)
• M23: 11,197,401 km (0.078 R)
• M24: 12,221,099 km (0.088 R)
• M25: 13,482,508 km (0.117 R)
• M26: 14,639,648 km (0.042 R)
• M27: 17,641,479 km (0.116 R)
• M28: 19,779,082 km (0.046 R)
• M29: 20,241,938 km (0.091 R)
• M30: 21,511,426 km (0.089 R)
• M31: 22,165,767 km (0.06 R)
• M32: 22,331,372 km (0.082 R)
• M33: 22,917,496 km (0.099 R)
• M34: 23,171,813 km (0.097 R)
• M35: 27,788,552 km (0.078 R)
• M36: 28,174,665 km (0.102 R)
• M37: 29,554,107 km (0.106 R)
• M38: 33,306,620 km (0.076 R)
• M39: 41,992,870 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.3

Radius: 6.7

Gravity: 21.99 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.09 AU - 9.97 AU

Year: 20307 Days

Day: 20.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 86,826,714 km

• M1: 91,255 km (0.118 R)
• M2: 419,024 km (0.116 R)
• M3: 1,084,585 km (0.061 R)
• M4: 1,406,370 km (0.119 R)
• M5: 2,332,979 km (0.061 R)
• M6: 3,553,249 km (0.116 R)
• M7: 3,866,507 km (0.107 R)
• M8: 5,510,886 km (0.097 R)
• M9: 5,931,556 km (0.118 R)
• M10: 8,416,975 km (0.03 R)
• M11: 8,692,833 km (0.119 R)
• M12: 11,455,008 km (0.073 R)
• M13: 12,209,879 km (0.12 R)
• M14: 12,851,803 km (0.05 R)
• M15: 15,154,264 km (0.091 R)
• M16: 17,449,544 km (0.089 R)
• M17: 18,540,263 km (0.11 R)
• M18: 19,579,369 km (0.078 R)
• M19: 20,359,073 km (0.096 R)
• M20: 23,576,924 km (0.108 R)
• M21: 24,459,252 km (0.113 R)
• M22: 29,077,787 km (0.101 R)
• M23: 29,329,111 km (0.088 R)
• M24: 35,663,085 km (0.093 R)
• M25: 39,684,575 km (0.116 R)
• M26: 40,931,773 km (0.118 R)
• M27: 41,724,342 km (0.083 R)
• M28: 61,441,042 km (0.033 R)
• M29: 66,534,102 km (0.085 R)
• M30: 72,131,007 km (0.104 R)
• M31: 75,873,048 km (0.105 R)
• M32: 81,475,788 km (0.086 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 17,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit