🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.79 AU - 0.89 AU

Year: 286 Days

Day: 34 Hours

Environment

Temp: 113 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.7

Radius: 10.8

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.63 AU - 10.17 AU

Year: 9029 Days

Day: 9.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,914,374 km

• M1: 134,638 km (0.087 R)
• M2: 492,327 km (0.091 R)
• M3: 1,097,001 km (0.057 R)
• M4: 1,708,258 km (0.096 R)
• M5: 2,061,309 km (0.103 R)
• M6: 2,998,989 km (0.104 R)
• M7: 3,495,803 km (0.113 R)
• M8: 5,415,742 km (0.073 R)
• M9: 6,780,224 km (0.064 R)
• M10: 7,446,832 km (0.063 R)
• M11: 8,320,185 km (0.081 R)
• M12: 9,528,936 km (0.099 R)
• M13: 11,049,748 km (0.117 R)
• M14: 12,947,097 km (0.106 R)
• M15: 14,149,415 km (0.077 R)
• M16: 17,242,052 km (0.1 R)
• M17: 19,931,224 km (0.058 R)
• M18: 20,304,769 km (0.116 R)
• M19: 21,142,966 km (0.081 R)
• M20: 22,163,074 km (0.099 R)
• M21: 23,712,758 km (0.084 R)
• M22: 24,132,231 km (0.115 R)
• M23: 24,556,790 km (0.086 R)
• M24: 26,215,381 km (0.119 R)
• M25: 28,699,155 km (0.088 R)
• M26: 29,080,031 km (0.11 R)
• M27: 29,851,956 km (0.032 R)
• M28: 32,558,032 km (0.116 R)

Planet 3 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.8

Radius: 7

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 13.04 AU - 21.6 AU

Year: 26732 Days

Day: 23.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,914,374 km

• M1: 87,066 km (0.061 R)
• M2: 317,746 km (0.085 R)
• M3: 841,787 km (0.092 R)
• M4: 1,766,152 km (0.077 R)
• M5: 2,203,128 km (0.056 R)
• M6: 3,842,122 km (0.061 R)
• M7: 4,183,205 km (0.109 R)
• M8: 5,398,688 km (0.098 R)
• M9: 6,956,600 km (0.047 R)
• M10: 7,996,305 km (0.106 R)
• M11: 8,553,258 km (0.112 R)
• M12: 13,911,555 km (0.087 R)
• M13: 15,130,777 km (0.112 R)
• M14: 16,199,804 km (0.067 R)
• M15: 18,727,559 km (0.104 R)
• M16: 19,875,124 km (0.077 R)
• M17: 20,127,047 km (0.117 R)
• M18: 21,155,981 km (0.108 R)
• M19: 22,219,622 km (0.04 R)
• M20: 29,360,527 km (0.097 R)
• M21: 40,257,685 km (0.051 R)
• M22: 47,190,648 km (0.068 R)
• M23: 53,408,235 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.9

Radius: 4.9

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 14.26 AU - 22.22 AU

Year: 28890 Days

Day: 15.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,914,374 km

• M1: 68,067 km (0.105 R)
• M2: 282,890 km (0.094 R)
• M3: 446,550 km (0.112 R)
• M4: 738,565 km (0.11 R)
• M5: 1,127,818 km (0.082 R)
• M6: 1,573,171 km (0.109 R)
• M7: 6,297,472 km (0.1 R)
• M8: 7,074,633 km (0.104 R)
• M9: 7,347,350 km (0.1 R)
• M10: 8,684,306 km (0.103 R)
• M11: 9,271,029 km (0.052 R)
• M12: 9,597,751 km (0.059 R)
• M13: 12,437,268 km (0.113 R)
• M14: 13,416,835 km (0.107 R)
• M15: 19,472,856 km (0.091 R)
• M16: 20,870,100 km (0.114 R)
• M17: 37,620,573 km (0.071 R)
• M18: 37,856,489 km (0.066 R)
• M19: 40,270,849 km (0.084 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: 264 - 15,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit