🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.3

Radius: 11.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.56 AU - 0.56 AU

Year: 289 Days

Day: 7.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,178,882 km

• M1: 141,819 km (0.074 R)
• M2: 519,404 km (0.112 R)
• M3: 925,412 km (0.057 R)
• M4: 1,361,041 km (0.069 R)
• M5: 1,734,737 km (0.066 R)
• M6: 2,185,326 km (0.107 R)
• M7: 2,555,580 km (0.076 R)
• M8: 2,940,945 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.9

Radius: 8.6

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.93 AU - 2.15 AU

Year: 2011 Days

Day: 6.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,178,882 km

• M1: 107,262 km (0.083 R)
• M2: 385,364 km (0.119 R)
• M3: 797,955 km (0.112 R)
• M4: 1,206,806 km (0.044 R)
• M5: 1,609,075 km (0.119 R)
• M6: 2,360,355 km (0.087 R)
• M7: 3,864,412 km (0.03 R)
• M8: 4,682,413 km (0.096 R)
• M9: 5,154,544 km (0.096 R)
• M10: 5,801,106 km (0.1 R)
• M11: 7,006,715 km (0.12 R)
• M12: 7,567,408 km (0.104 R)
• M13: 8,279,345 km (0.077 R)
• M14: 8,906,010 km (0.052 R)
• M15: 10,043,702 km (0.09 R)
• M16: 10,396,005 km (0.113 R)
• M17: 12,124,309 km (0.083 R)
• M18: 13,056,603 km (0.072 R)
• M19: 15,109,235 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.5

Radius: 10.8

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.64 AU - 2.62 AU

Year: 2146 Days

Day: 12.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,178,882 km

• M1: 214,075 km (0.095 R)
• M2: 571,314 km (0.027 R)
• M3: 1,135,597 km (0.11 R)
• M4: 1,582,745 km (0.045 R)
• M5: 1,972,747 km (0.079 R)
• M6: 2,971,014 km (0.101 R)
• M7: 3,571,649 km (0.087 R)
• M8: 4,657,580 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327

Radius: 7.6

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 6.48 AU - 7.1 AU

Year: 12213 Days

Day: 18.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,178,882 km

• M1: 94,695 km (0.045 R)
• M2: 364,869 km (0.03 R)
• M3: 692,339 km (0.061 R)
• M4: 963,410 km (0.072 R)
• M5: 1,282,503 km (0.074 R)
• M6: 1,773,034 km (0.111 R)
• M7: 2,103,795 km (0.099 R)
• M8: 2,686,778 km (0.096 R)
• M9: 3,537,690 km (0.118 R)
• M10: 4,700,515 km (0.089 R)
• M11: 5,927,965 km (0.115 R)
• M12: 7,594,635 km (0.116 R)
• M13: 8,003,636 km (0.082 R)
• M14: 8,341,278 km (0.075 R)
• M15: 8,600,830 km (0.072 R)
• M16: 10,875,466 km (0.107 R)
• M17: 11,554,491 km (0.101 R)
• M18: 11,931,627 km (0.057 R)
• M19: 12,316,991 km (0.071 R)
• M20: 12,939,318 km (0.112 R)
• M21: 13,229,089 km (0.08 R)
• M22: 16,235,109 km (0.106 R)
• M23: 19,364,846 km (0.07 R)
• M24: 24,162,749 km (0.108 R)
• M25: 26,137,441 km (0.113 R)
• M26: 28,901,710 km (0.086 R)
• M27: 30,609,669 km (0.113 R)
• M28: 34,225,300 km (0.079 R)
• M29: 34,557,407 km (0.114 R)
• M30: 36,480,039 km (0.072 R)
• M31: 37,997,410 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.7

Radius: 3.6

Gravity: 66.88 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.56 AU - 8.3 AU

Year: 15414 Days

Day: 15.7 Hours

Environment

Temp: -241 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,178,882 km

• M1: 45,179 km (0.033 R)
• M2: 242,648 km (0.03 R)
• M3: 685,009 km (0.104 R)
• M4: 930,648 km (0.119 R)
• M5: 1,218,325 km (0.104 R)
• M6: 1,420,731 km (0.119 R)
• M7: 1,801,607 km (0.041 R)
• M8: 2,396,109 km (0.098 R)
• M9: 2,786,111 km (0.114 R)
• M10: 3,351,591 km (0.057 R)
• M11: 3,632,535 km (0.083 R)
• M12: 4,536,107 km (0.114 R)
• M13: 6,178,093 km (0.097 R)
• M14: 6,344,595 km (0.071 R)
• M15: 6,557,024 km (0.093 R)
• M16: 8,531,866 km (0.086 R)
• M17: 9,269,533 km (0.079 R)
• M18: 9,991,642 km (0.056 R)
• M19: 10,454,198 km (0.092 R)
• M20: 13,814,615 km (0.12 R)
• M21: 14,171,406 km (0.106 R)
• M22: 15,202,884 km (0.073 R)
• M23: 19,740,337 km (0.1 R)
• M24: 21,496,316 km (0.092 R)
• M25: 22,071,670 km (0.109 R)
• M26: 25,421,316 km (0.097 R)
• M27: 27,495,490 km (0.113 R)
• M28: 30,273,373 km (0.093 R)
• M29: 31,729,858 km (0.103 R)
• M30: 39,717,786 km (0.092 R)
• M31: 39,861,250 km (0.102 R)
• M32: 45,100,467 km (0.073 R)
• M33: 48,454,302 km (0.09 R)
• M34: 51,118,490 km (0.114 R)
• M35: 61,019,326 km (0.082 R)
• M36: 68,147,066 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 17,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit