🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81

Radius: 8

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.6 AU - 0.78 AU

Year: 370 Days

Day: 5.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 70,919,977 km

• M1: 99,483 km (0.098 R)
• M2: 473,627 km (0.101 R)
• M3: 879,336 km (0.111 R)
• M4: 1,626,578 km (0.091 R)
• M5: 1,937,741 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.7

Radius: 9.2

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.48 AU - 2 AU

Year: 1482 Days

Day: 6.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,919,977 km

• M1: 114,442 km (0.079 R)
• M2: 528,080 km (0.115 R)
• M3: 850,464 km (0.119 R)
• M4: 1,323,941 km (0.065 R)
• M5: 1,685,669 km (0.104 R)
• M6: 2,033,334 km (0.062 R)
• M7: 2,748,262 km (0.118 R)
• M8: 3,110,888 km (0.093 R)
• M9: 4,531,020 km (0.105 R)
• M10: 6,316,471 km (0.047 R)
• M11: 6,641,547 km (0.116 R)
• M12: 6,977,693 km (0.069 R)
• M13: 8,200,955 km (0.113 R)
• M14: 9,725,208 km (0.06 R)
• M15: 10,091,872 km (0.082 R)
• M16: 11,102,855 km (0.062 R)
• M17: 11,651,580 km (0.113 R)
• M18: 11,951,523 km (0.065 R)
• M19: 12,645,358 km (0.093 R)
• M20: 13,529,631 km (0.119 R)
• M21: 14,028,989 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.9

Radius: 8.7

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.98 AU - 4.94 AU

Year: 5088 Days

Day: 7.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 91.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,919,977 km

• M1: 110,852 km (0.035 R)
• M2: 425,008 km (0.094 R)
• M3: 697,425 km (0.101 R)
• M4: 970,890 km (0.086 R)
• M5: 1,527,843 km (0.057 R)
• M6: 2,608,688 km (0.112 R)
• M7: 3,473,363 km (0.067 R)
• M8: 3,994,712 km (0.092 R)
• M9: 5,303,245 km (0.11 R)
• M10: 6,778,280 km (0.059 R)
• M11: 8,817,298 km (0.085 R)
• M12: 10,826,398 km (0.107 R)
• M13: 11,652,926 km (0.112 R)
• M14: 12,033,503 km (0.107 R)
• M15: 12,422,308 km (0.06 R)
• M16: 16,191,127 km (0.11 R)
• M17: 16,665,203 km (0.102 R)
• M18: 17,087,667 km (0.111 R)
• M19: 18,590,527 km (0.086 R)
• M20: 20,453,021 km (0.099 R)
• M21: 24,467,480 km (0.11 R)
• M22: 25,092,051 km (0.113 R)
• M23: 26,210,594 km (0.063 R)
• M24: 26,864,486 km (0.078 R)
• M25: 27,613,074 km (0.093 R)
• M26: 27,950,118 km (0.096 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.5

Radius: 13.6

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.22 AU - 6.64 AU

Year: 9324 Days

Day: 14.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,919,977 km

• M1: 169,943 km (0.043 R)
• M2: 617,091 km (0.098 R)
• M3: 1,237,922 km (0.116 R)
• M4: 1,964,519 km (0.089 R)
• M5: 2,882,751 km (0.073 R)
• M6: 3,497,149 km (0.087 R)
• M7: 4,650,848 km (0.091 R)
• M8: 6,177,943 km (0.113 R)
• M9: 7,897,720 km (0.101 R)
• M10: 8,425,502 km (0.11 R)
• M11: 10,825,351 km (0.071 R)
• M12: 12,805,727 km (0.068 R)
• M13: 14,293,179 km (0.087 R)
• M14: 15,017,382 km (0.079 R)
• M15: 17,473,031 km (0.081 R)
• M16: 18,231,193 km (0.08 R)
• M17: 20,185,540 km (0.066 R)
• M18: 21,407,605 km (0.09 R)
• M19: 25,897,486 km (0.109 R)
• M20: 30,286,089 km (0.11 R)
• M21: 34,714,485 km (0.092 R)
• M22: 35,473,993 km (0.086 R)
• M23: 36,690,075 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.8

Radius: 6.5

Gravity: 16.02 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 8.35 AU - 10.11 AU

Year: 18106 Days

Day: 21.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,919,977 km

• M1: 255,064 km (0.048 R)
• M2: 544,087 km (0.107 R)
• M3: 775,067 km (0.069 R)
• M4: 1,047,933 km (0.117 R)
• M5: 1,429,258 km (0.12 R)
• M6: 1,936,694 km (0.078 R)
• M7: 2,358,859 km (0.114 R)
• M8: 2,603,452 km (0.054 R)
• M9: 2,865,098 km (0.116 R)
• M10: 3,144,098 km (0.106 R)
• M11: 3,553,997 km (0.096 R)
• M12: 4,123,366 km (0.109 R)
• M13: 7,203,287 km (0.115 R)
• M14: 9,477,773 km (0.059 R)
• M15: 11,359,864 km (0.105 R)
• M16: 11,995,804 km (0.1 R)
• M17: 12,454,771 km (0.063 R)
• M18: 15,229,662 km (0.1 R)
• M19: 16,160,011 km (0.073 R)
• M20: 18,133,506 km (0.061 R)
• M21: 18,913,210 km (0.109 R)
• M22: 19,178,148 km (0.111 R)
• M23: 19,715,204 km (0.109 R)
• M24: 25,542,191 km (0.11 R)
• M25: 31,671,066 km (0.092 R)
• M26: 32,547,410 km (0.112 R)
• M27: 39,569,534 km (0.117 R)
• M28: 54,170,137 km (0.074 R)
• M29: 56,328,685 km (0.029 R)
• M30: 57,984,733 km (0.117 R)
• M31: 60,052,624 km (0.108 R)
• M32: 65,940,946 km (0.049 R)
• M33: 68,607,977 km (0.111 R)
• M34: 70,073,288 km (0.105 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: 544 - 14,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit