🌌 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: 944

Radius: 9

Gravity: 11.65 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.71 AU - 0.75 AU

Year: 431 Days

Day: 14.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,558,389 km

• M1: 111,899 km (0.084 R)
• M2: 462,557 km (0.105 R)
• M3: 833,111 km (0.1 R)
• M4: 1,381,536 km (0.077 R)
• M5: 2,700,541 km (0.119 R)
• M6: 3,372,385 km (0.065 R)
• M7: 4,949,146 km (0.046 R)
• M8: 6,026,251 km (0.041 R)
• M9: 6,475,344 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.8

Radius: 8

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.05 AU - 1.67 AU

Year: 1095 Days

Day: 10 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,558,389 km

• M1: 99,483 km (0.114 R)
• M2: 407,953 km (0.113 R)
• M3: 1,437,636 km (0.09 R)
• M4: 1,915,601 km (0.085 R)
• M5: 3,050,301 km (0.058 R)
• M6: 3,936,369 km (0.087 R)
• M7: 4,300,939 km (0.092 R)
• M8: 4,580,238 km (0.097 R)
• M9: 5,331,818 km (0.081 R)
• M10: 6,911,721 km (0.08 R)
• M11: 8,080,679 km (0.053 R)
• M12: 9,318,601 km (0.049 R)
• M13: 10,211,102 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.8

Radius: 8.1

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.14 AU - 5.04 AU

Year: 5709 Days

Day: 12.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,558,389 km

• M1: 100,979 km (0.095 R)
• M2: 419,173 km (0.038 R)
• M3: 1,384,678 km (0.098 R)
• M4: 4,396,382 km (0.118 R)
• M5: 5,381,035 km (0.054 R)
• M6: 5,777,470 km (0.113 R)
• M7: 6,336,218 km (0.115 R)
• M8: 7,807,513 km (0.111 R)
• M9: 9,525,495 km (0.108 R)
• M10: 11,734,307 km (0.059 R)
• M11: 12,139,269 km (0.057 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.2

Radius: 3.4

Gravity: 13.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.91 AU - 7.01 AU

Year: 11333 Days

Day: 20.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,558,389 km

• M1: 42,336 km (0.107 R)
• M2: 467,194 km (0.119 R)
• M3: 615,595 km (0.117 R)
• M4: 835,055 km (0.068 R)
• M5: 1,405,173 km (0.049 R)
• M6: 1,758,074 km (0.063 R)
• M7: 1,999,376 km (0.086 R)
• M8: 2,618,561 km (0.097 R)
• M9: 2,800,771 km (0.066 R)
• M10: 3,934,723 km (0.079 R)
• M11: 6,416,851 km (0.049 R)
• M12: 7,736,603 km (0.095 R)
• M13: 8,342,774 km (0.056 R)
• M14: 11,707,829 km (0.11 R)
• M15: 13,605,777 km (0.1 R)
• M16: 14,940,938 km (0.085 R)
• M17: 17,103,375 km (0.116 R)
• M18: 19,602,707 km (0.087 R)
• M19: 21,887,814 km (0.063 R)
• M20: 27,148,872 km (0.079 R)
• M21: 27,751,751 km (0.119 R)
• M22: 28,984,438 km (0.047 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 14,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit