🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.53 AU - 0.59 AU

Year: 271 Days

Day: 31 Hours

Environment

Temp: -121 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,363,802 km

• M1: 544,087 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.5 AU - 0.72 AU

Year: 308 Days

Day: 23.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,363,802 km

• M1: 378,183 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100

Radius: 13

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1 AU - 1.12 AU

Year: 705 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 14,363,802 km

• M1: 161,715 km (0.069 R)
• M2: 803,341 km (0.028 R)
• M3: 1,227,750 km (0.078 R)
• M4: 1,682,826 km (0.054 R)
• M5: 2,251,747 km (0.082 R)
• M6: 2,871,830 km (0.099 R)
• M7: 3,420,256 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 12

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.12 AU - 1.32 AU

Year: 870 Days

Day: 5.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,363,802 km

• M1: 150,346 km (0.11 R)
• M2: 576,251 km (0.079 R)
• M3: 1,005,597 km (0.115 R)
• M4: 1,435,990 km (0.12 R)
• M5: 1,971,999 km (0.036 R)
• M6: 2,415,856 km (0.037 R)
• M7: 2,864,949 km (0.052 R)
• M8: 3,369,692 km (0.069 R)
• M9: 3,827,761 km (0.092 R)
• M10: 4,359,880 km (0.069 R)
• M11: 5,140,033 km (0.04 R)
• M12: 6,259,175 km (0.107 R)
• M13: 6,732,353 km (0.115 R)
• M14: 7,629,940 km (0.093 R)
• M15: 8,373,292 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191

Radius: 14.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.65 AU - 3.05 AU

Year: 3107 Days

Day: 8 Hours

Environment

Temp: -197 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 14,363,802 km

• M1: 185,352 km (0.108 R)
• M2: 681,119 km (0.088 R)
• M3: 1,162,525 km (0.104 R)
• M4: 1,676,244 km (0.091 R)
• M5: 2,296,178 km (0.097 R)
• M6: 2,951,716 km (0.079 R)
• M7: 4,097,037 km (0.114 R)
• M8: 5,027,685 km (0.11 R)
• M9: 5,815,019 km (0.067 R)
• M10: 6,483,273 km (0.077 R)
• M11: 7,282,574 km (0.103 R)
• M12: 8,469,483 km (0.073 R)
• M13: 9,140,879 km (0.091 R)
• M14: 10,046,544 km (0.028 R)
• M15: 12,264,931 km (0.086 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 13,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit