🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.52 AU - 0.78 AU

Year: 190 Days

Day: 26.1 Hours

Environment

Temp: 203 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,502,023 km

• M1: 308,471 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.62 AU - 0.98 AU

Year: 259 Days

Day: 31.6 Hours

Environment

Temp: 148 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,502,023 km

• M1: 53,556 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.71 AU - 1.13 AU

Year: 319 Days

Day: 36.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,502,023 km

• M1: 413,788 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.02 AU - 1.36 AU

Year: 469 Days

Day: 31.6 Hours

Environment

Temp: 4 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,502,023 km

• M1: 728,542 km (0.117 R)

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.1

Radius: 14.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.76 AU - 9.68 AU

Year: 8523 Days

Day: 6.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,502,023 km

• M1: 185,352 km (0.082 R)
• M2: 1,148,762 km (0.102 R)
• M3: 1,717,683 km (0.049 R)
• M4: 2,964,431 km (0.109 R)
• M5: 3,471,867 km (0.06 R)
• M6: 4,357,038 km (0.056 R)
• M7: 5,420,230 km (0.118 R)
• M8: 6,613,572 km (0.086 R)
• M9: 7,729,722 km (0.119 R)
• M10: 8,613,995 km (0.116 R)
• M11: 9,194,584 km (0.108 R)
• M12: 10,286,050 km (0.114 R)
• M13: 12,165,598 km (0.091 R)
• M14: 14,265,055 km (0.085 R)
• M15: 17,427,254 km (0.094 R)
• M16: 18,947,767 km (0.09 R)
• M17: 19,778,783 km (0.12 R)
• M18: 20,320,178 km (0.082 R)
• M19: 22,501,614 km (0.047 R)
• M20: 25,465,746 km (0.113 R)
• M21: 26,758,870 km (0.1 R)
• M22: 30,489,093 km (0.11 R)
• M23: 34,664,669 km (0.107 R)
• M24: 35,226,110 km (0.101 R)
• M25: 37,180,905 km (0.096 R)
• M26: 38,364,075 km (0.107 R)
• M27: 41,305,917 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.5

Radius: 13.6

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 6.92 AU - 10.72 AU

Year: 9473 Days

Day: 10.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,502,023 km

• M1: 174,282 km (0.102 R)
• M2: 829,819 km (0.119 R)
• M3: 1,533,677 km (0.088 R)
• M4: 2,218,536 km (0.057 R)
• M5: 2,817,825 km (0.096 R)
• M6: 3,300,428 km (0.085 R)
• M7: 3,936,369 km (0.086 R)
• M8: 4,727,442 km (0.118 R)
• M9: 7,061,019 km (0.101 R)
• M10: 8,121,519 km (0.106 R)
• M11: 8,563,132 km (0.111 R)
• M12: 10,525,706 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.5

Radius: 11.2

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.03 AU - 14.31 AU

Year: 15354 Days

Day: 10.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,502,023 km

• M1: 139,276 km (0.054 R)
• M2: 1,058,854 km (0.069 R)
• M3: 1,494,932 km (0.088 R)
• M4: 2,013,139 km (0.111 R)
• M5: 2,649,229 km (0.119 R)
• M6: 3,496,401 km (0.076 R)
• M7: 3,983,492 km (0.066 R)
• M8: 6,359,854 km (0.098 R)
• M9: 6,782,019 km (0.042 R)
• M10: 8,309,563 km (0.106 R)
• M11: 11,780,084 km (0.052 R)
• M12: 13,350,712 km (0.04 R)
• M13: 17,224,848 km (0.105 R)
• M14: 19,330,289 km (0.089 R)
• M15: 20,856,486 km (0.107 R)
• M16: 23,145,783 km (0.071 R)
• M17: 32,352,933 km (0.12 R)
• M18: 35,674,006 km (0.105 R)
• M19: 38,378,586 km (0.105 R)
• M20: 38,795,814 km (0.071 R)
• M21: 41,801,086 km (0.106 R)
• M22: 65,303,360 km (0.047 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 12,408 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit