🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.56 AU - 0.6 AU

Year: 157 Days

Day: 37 Hours

Environment

Temp: 178 °C

Axial Tilt: 152 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,736,303 km

• M1: 285,882 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.53 AU - 0.79 AU

Year: 191 Days

Day: 29.2 Hours

Environment

Temp: 209 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.82 AU - 1.3 AU

Year: 389 Days

Day: 20.4 Hours

Environment

Temp: 36 °C

Axial Tilt: 148.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329

Radius: 8.8

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.84 AU - 6.42 AU

Year: 5410 Days

Day: 5.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,736,303 km

• M1: 110,702 km (0.064 R)
• M2: 792,869 km (0.109 R)
• M3: 1,146,219 km (0.06 R)
• M4: 5,026,339 km (0.082 R)
• M5: 6,313,928 km (0.082 R)
• M6: 6,675,207 km (0.102 R)
• M7: 6,955,254 km (0.066 R)
• M8: 8,475,318 km (0.117 R)
• M9: 9,217,323 km (0.083 R)
• M10: 10,452,403 km (0.086 R)
• M11: 11,481,637 km (0.106 R)
• M12: 12,066,714 km (0.112 R)
• M13: 18,623,589 km (0.085 R)
• M14: 22,338,104 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.7

Radius: 14.2

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.3 AU - 7.52 AU

Year: 6475 Days

Day: 7.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,736,303 km

• M1: 177,423 km (0.074 R)
• M2: 890,706 km (0.082 R)
• M3: 1,363,435 km (0.063 R)
• M4: 2,145,533 km (0.076 R)
• M5: 3,069,599 km (0.107 R)
• M6: 3,973,918 km (0.102 R)
• M7: 5,077,801 km (0.099 R)
• M8: 5,609,920 km (0.063 R)
• M9: 6,614,171 km (0.118 R)
• M10: 7,434,266 km (0.035 R)
• M11: 8,482,648 km (0.065 R)
• M12: 9,627,221 km (0.117 R)
• M13: 10,539,768 km (0.104 R)
• M14: 11,559,128 km (0.071 R)
• M15: 12,274,655 km (0.111 R)
• M16: 14,135,652 km (0.045 R)
• M17: 14,894,712 km (0.102 R)
• M18: 15,375,370 km (0.101 R)
• M19: 16,430,933 km (0.092 R)
• M20: 17,139,428 km (0.077 R)
• M21: 18,002,907 km (0.108 R)
• M22: 19,035,132 km (0.102 R)
• M23: 21,826,479 km (0.12 R)
• M24: 23,968,870 km (0.113 R)
• M25: 24,546,467 km (0.056 R)
• M26: 28,760,789 km (0.09 R)
• M27: 29,413,185 km (0.105 R)
• M28: 30,458,426 km (0.102 R)
• M29: 33,027,320 km (0.12 R)
• M30: 33,640,073 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.1

Radius: 4.2

Gravity: 50.74 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.01 AU - 14.03 AU

Year: 17720 Days

Day: 16.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,736,303 km

• M1: 55,501 km (0.025 R)
• M2: 326,871 km (0.068 R)
• M3: 603,478 km (0.087 R)
• M4: 1,073,066 km (0.115 R)
• M5: 1,207,853 km (0.077 R)
• M6: 1,415,645 km (0.089 R)
• M7: 1,595,461 km (0.105 R)
• M8: 2,185,475 km (0.098 R)
• M9: 2,426,328 km (0.114 R)
• M10: 2,935,260 km (0.051 R)
• M11: 3,689,981 km (0.104 R)
• M12: 3,905,103 km (0.044 R)
• M13: 4,428,396 km (0.045 R)
• M14: 5,733,638 km (0.061 R)
• M15: 6,764,217 km (0.069 R)
• M16: 7,086,750 km (0.062 R)
• M17: 9,353,008 km (0.08 R)
• M18: 11,085,352 km (0.072 R)
• M19: 11,993,560 km (0.119 R)
• M20: 12,397,475 km (0.104 R)
• M21: 13,663,970 km (0.066 R)
• M22: 14,478,980 km (0.042 R)
• M23: 14,783,262 km (0.103 R)
• M24: 15,801,574 km (0.102 R)
• M25: 20,248,820 km (0.081 R)
• M26: 21,700,218 km (0.07 R)
• M27: 21,898,735 km (0.098 R)
• M28: 24,808,114 km (0.058 R)
• M29: 33,449,635 km (0.036 R)
• M30: 33,981,156 km (0.103 R)
• M31: 36,303,065 km (0.086 R)
• M32: 45,828,560 km (0.083 R)
• M33: 48,827,548 km (0.1 R)
• M34: 50,723,252 km (0.076 R)
• M35: 50,897,983 km (0.049 R)
• M36: 62,532,957 km (0.07 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 13,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit