🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.4

Radius: 11.7

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.62 AU - 0.62 AU

Year: 326 Days

Day: 13.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 112.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,664,000 km

• M1: 145,559 km (0.106 R)
• M2: 525,687 km (0.065 R)
• M3: 1,095,804 km (0.025 R)
• M4: 1,607,429 km (0.094 R)
• M5: 2,460,885 km (0.05 R)
• M6: 2,882,751 km (0.087 R)
• M7: 4,220,006 km (0.112 R)
• M8: 4,614,945 km (0.073 R)
• M9: 5,034,567 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.3

Radius: 9.8

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.19 AU - 1.21 AU

Year: 877 Days

Day: 11.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,664,000 km

• M1: 121,922 km (0.066 R)
• M2: 805,884 km (0.056 R)
• M3: 1,144,573 km (0.09 R)
• M4: 1,509,293 km (0.096 R)
• M5: 1,951,654 km (0.081 R)
• M6: 2,479,435 km (0.111 R)
• M7: 3,776,299 km (0.062 R)
• M8: 4,598,639 km (0.065 R)
• M9: 5,070,321 km (0.085 R)
• M10: 5,749,495 km (0.06 R)
• M11: 6,152,212 km (0.071 R)
• M12: 6,725,771 km (0.12 R)
• M13: 7,105,001 km (0.063 R)
• M14: 8,456,319 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766

Radius: 8.4

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.34 AU - 1.9 AU

Year: 1375 Days

Day: 5.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,664,000 km

• M1: 105,616 km (0.039 R)
• M2: 396,285 km (0.05 R)
• M3: 663,467 km (0.117 R)
• M4: 1,004,101 km (0.059 R)
• M5: 1,392,756 km (0.043 R)
• M6: 1,808,040 km (0.088 R)
• M7: 2,352,427 km (0.084 R)
• M8: 2,764,120 km (0.101 R)
• M9: 3,902,111 km (0.116 R)
• M10: 4,166,600 km (0.042 R)
• M11: 4,751,378 km (0.025 R)
• M12: 5,283,198 km (0.109 R)
• M13: 6,037,770 km (0.099 R)
• M14: 7,249,064 km (0.089 R)
• M15: 7,898,319 km (0.117 R)
• M16: 8,265,731 km (0.111 R)
• M17: 8,763,443 km (0.077 R)
• M18: 9,188,301 km (0.065 R)
• M19: 9,594,908 km (0.045 R)
• M20: 10,511,794 km (0.106 R)
• M21: 11,593,536 km (0.099 R)
• M22: 11,994,757 km (0.082 R)
• M23: 12,556,647 km (0.11 R)
• M24: 12,902,218 km (0.119 R)
• M25: 13,175,234 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.7

Radius: 3.4

Gravity: 82.67 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.28 AU - 7.06 AU

Year: 11487 Days

Day: 19.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 74.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 58,664,000 km

• M1: 54,902 km (0.034 R)
• M2: 390,450 km (0.069 R)
• M3: 547,977 km (0.101 R)
• M4: 756,516 km (0.055 R)
• M5: 981,811 km (0.068 R)
• M6: 1,249,890 km (0.067 R)
• M7: 1,430,006 km (0.088 R)
• M8: 1,611,468 km (0.089 R)
• M9: 1,774,231 km (0.107 R)
• M10: 2,329,388 km (0.042 R)
• M11: 2,452,956 km (0.061 R)
• M12: 2,624,545 km (0.119 R)
• M13: 3,040,128 km (0.1 R)
• M14: 3,289,059 km (0.116 R)
• M15: 4,485,543 km (0.115 R)
• M16: 5,077,202 km (0.105 R)
• M17: 5,499,517 km (0.117 R)
• M18: 6,822,860 km (0.064 R)
• M19: 8,107,606 km (0.107 R)
• M20: 8,683,558 km (0.114 R)
• M21: 9,862,688 km (0.111 R)
• M22: 15,503,725 km (0.057 R)
• M23: 16,015,798 km (0.039 R)
• M24: 16,388,447 km (0.079 R)
• M25: 16,919,818 km (0.114 R)
• M26: 17,540,949 km (0.057 R)
• M27: 19,664,790 km (0.079 R)
• M28: 21,320,988 km (0.077 R)
• M29: 23,352,078 km (0.098 R)
• M30: 23,927,581 km (0.108 R)
• M31: 28,548,809 km (0.073 R)
• M32: 29,096,337 km (0.061 R)
• M33: 31,588,638 km (0.101 R)
• M34: 39,776,129 km (0.117 R)
• M35: 41,010,611 km (0.087 R)
• M36: 45,904,555 km (0.109 R)
• M37: 47,567,485 km (0.112 R)
• M38: 51,334,360 km (0.056 R)
• M39: 51,980,922 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.3

Radius: 4.2

Gravity: 24.56 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.65 AU - 8.69 AU

Year: 17024 Days

Day: 18.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,664,000 km

• M1: 52,509 km (0.096 R)
• M2: 209,587 km (0.115 R)
• M3: 454,179 km (0.074 R)
• M4: 626,665 km (0.113 R)
• M5: 765,343 km (0.037 R)
• M6: 946,207 km (0.078 R)
• M7: 1,094,308 km (0.114 R)
• M8: 1,311,525 km (0.082 R)
• M9: 1,936,993 km (0.106 R)
• M10: 2,315,476 km (0.102 R)
• M11: 2,565,155 km (0.106 R)
• M12: 3,093,834 km (0.088 R)
• M13: 3,423,098 km (0.118 R)
• M14: 4,302,285 km (0.065 R)
• M15: 7,690,677 km (0.113 R)
• M16: 8,341,128 km (0.119 R)
• M17: 13,421,472 km (0.116 R)
• M18: 13,752,383 km (0.111 R)
• M19: 16,074,291 km (0.119 R)
• M20: 18,563,001 km (0.032 R)
• M21: 20,765,232 km (0.074 R)
• M22: 23,419,995 km (0.043 R)
• M23: 27,973,605 km (0.108 R)
• M24: 28,513,354 km (0.079 R)
• M25: 34,667,811 km (0.06 R)
• M26: 35,541,462 km (0.069 R)
• M27: 36,174,411 km (0.03 R)
• M28: 42,213,078 km (0.091 R)
• M29: 45,099,719 km (0.083 R)
• M30: 47,501,812 km (0.094 R)
• M31: 50,304,528 km (0.071 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 13,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit