🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.6

Radius: 11.4

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.44 AU - 0.58 AU

Year: 251 Days

Day: 8.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,629,368 km

• M1: 141,819 km (0.107 R)
• M2: 510,278 km (0.115 R)
• M3: 984,803 km (0.093 R)
• M4: 1,391,410 km (0.077 R)
• M5: 1,961,228 km (0.112 R)
• M6: 2,421,391 km (0.096 R)
• M7: 3,180,900 km (0.088 R)
• M8: 3,752,214 km (0.063 R)
• M9: 4,141,617 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.2

Radius: 8

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.54 AU - 0.56 AU

Year: 282 Days

Day: 10.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,629,368 km

• M1: 99,483 km (0.034 R)
• M2: 431,440 km (0.05 R)
• M3: 730,038 km (0.12 R)
• M4: 1,013,974 km (0.092 R)
• M5: 1,293,274 km (0.081 R)
• M6: 1,558,511 km (0.086 R)
• M7: 1,833,771 km (0.076 R)
• M8: 2,231,551 km (0.091 R)
• M9: 2,668,676 km (0.095 R)
• M10: 2,972,360 km (0.09 R)
• M11: 3,379,416 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.3

Radius: 9.1

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.64 AU - 0.8 AU

Year: 422 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,629,368 km

• M1: 113,246 km (0.078 R)
• M2: 428,000 km (0.061 R)
• M3: 717,471 km (0.093 R)
• M4: 1,023,997 km (0.079 R)
• M5: 1,425,967 km (0.11 R)
• M6: 1,716,336 km (0.082 R)
• M7: 2,363,198 km (0.062 R)
• M8: 2,921,796 km (0.066 R)
• M9: 3,325,710 km (0.065 R)
• M10: 3,948,337 km (0.114 R)
• M11: 4,932,541 km (0.118 R)
• M12: 5,310,874 km (0.084 R)
• M13: 5,640,737 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.1

Radius: 9.5

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.27 AU - 1.37 AU

Year: 1047 Days

Day: 5.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,629,368 km

• M1: 118,182 km (0.097 R)
• M2: 447,298 km (0.035 R)
• M3: 886,966 km (0.068 R)
• M4: 1,683,275 km (0.073 R)
• M5: 2,413,911 km (0.051 R)
• M6: 2,740,483 km (0.113 R)
• M7: 3,168,932 km (0.11 R)
• M8: 3,722,743 km (0.076 R)
• M9: 5,158,583 km (0.089 R)
• M10: 6,076,815 km (0.04 R)
• M11: 6,645,437 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.1

Radius: 12.8

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.42 AU - 1.56 AU

Year: 1255 Days

Day: 6.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,629,368 km

• M1: 159,172 km (0.073 R)
• M2: 582,385 km (0.064 R)
• M3: 1,208,152 km (0.066 R)
• M4: 2,154,060 km (0.107 R)
• M5: 2,775,788 km (0.113 R)
• M6: 3,972,571 km (0.105 R)
• M7: 4,913,093 km (0.068 R)
• M8: 5,953,397 km (0.059 R)
• M9: 6,820,017 km (0.069 R)
• M10: 8,719,162 km (0.098 R)
• M11: 9,533,872 km (0.106 R)
• M12: 9,990,894 km (0.101 R)
• M13: 10,785,109 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.9

Radius: 10

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.06 AU - 3.24 AU

Year: 3859 Days

Day: 9 Hours

Environment

Temp: -206 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,629,368 km

• M1: 124,615 km (0.112 R)
• M2: 502,050 km (0.103 R)
• M3: 826,379 km (0.105 R)
• M4: 1,155,344 km (0.11 R)
• M5: 1,751,342 km (0.097 R)
• M6: 2,493,797 km (0.11 R)
• M7: 2,911,025 km (0.12 R)
• M8: 4,173,481 km (0.109 R)
• M9: 4,642,022 km (0.072 R)
• M10: 5,882,487 km (0.065 R)
• M11: 7,909,987 km (0.044 R)
• M12: 8,967,046 km (0.111 R)
• M13: 9,708,902 km (0.042 R)
• M14: 11,138,160 km (0.097 R)
• M15: 11,583,962 km (0.099 R)
• M16: 12,511,468 km (0.09 R)
• M17: 12,847,465 km (0.098 R)
• M18: 13,238,963 km (0.076 R)
• M19: 16,953,627 km (0.119 R)
• M20: 18,332,022 km (0.071 R)
• M21: 21,039,594 km (0.059 R)
• M22: 23,709,617 km (0.063 R)
• M23: 24,373,682 km (0.102 R)
• M24: 25,050,014 km (0.102 R)

Asteroid Belt

Center: 3.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770

Radius: 11.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.16 AU - 4.86 AU

Year: 5543 Days

Day: 8.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 33,629,368 km

• M1: 148,850 km (0.078 R)
• M2: 534,513 km (0.103 R)
• M3: 923,019 km (0.06 R)
• M4: 1,384,379 km (0.08 R)
• M5: 1,843,943 km (0.036 R)
• M6: 2,942,141 km (0.101 R)
• M7: 3,804,723 km (0.074 R)
• M8: 4,308,119 km (0.03 R)
• M9: 4,694,680 km (0.1 R)
• M10: 5,132,553 km (0.061 R)
• M11: 6,218,933 km (0.12 R)
• M12: 8,519,898 km (0.066 R)
• M13: 12,489,328 km (0.052 R)
• M14: 13,012,920 km (0.104 R)
• M15: 13,660,530 km (0.097 R)
• M16: 14,614,665 km (0.107 R)
• M17: 15,612,632 km (0.11 R)
• M18: 18,676,097 km (0.043 R)
• M19: 19,292,141 km (0.09 R)
• M20: 20,420,857 km (0.114 R)
• M21: 21,817,653 km (0.075 R)
• M22: 22,347,977 km (0.112 R)
• M23: 22,809,337 km (0.101 R)
• M24: 23,990,861 km (0.091 R)
• M25: 26,732,990 km (0.05 R)
• M26: 28,944,794 km (0.095 R)
• M27: 33,030,312 km (0.075 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 12,199 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit