🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.55 AU - 0.65 AU

Year: 171 Days

Day: 26.8 Hours

Environment

Temp: 199 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,248,746 km

• M1: 184,155 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.96 AU - 1.16 AU

Year: 401 Days

Day: 15.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.97 AU - 3.41 AU

Year: 2092 Days

Day: 46.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.9

Radius: 13.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.05 AU - 6.37 AU

Year: 5009 Days

Day: 8.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 28,248,746 km

• M1: 167,550 km (0.118 R)
• M2: 284,386 km (0.099 R)
• M3: 374,593 km (0.092 R)
• M4: 548,875 km (0.076 R)
• M5: 686,804 km (0.1 R)
• M6: 887,265 km (0.083 R)
• M7: 1,015,022 km (0.109 R)
• M8: 1,290,431 km (0.083 R)
• M9: 1,498,073 km (0.047 R)
• M10: 1,606,232 km (0.115 R)
• M11: 2,401,195 km (0.093 R)
• M12: 2,678,400 km (0.102 R)
• M13: 3,084,259 km (0.075 R)
• M14: 3,365,802 km (0.079 R)
• M15: 3,489,071 km (0.053 R)
• M16: 3,911,087 km (0.119 R)
• M17: 4,238,556 km (0.076 R)
• M18: 4,394,437 km (0.036 R)
• M19: 4,990,136 km (0.106 R)
• M20: 5,783,154 km (0.068 R)
• M21: 6,796,830 km (0.091 R)
• M22: 7,864,958 km (0.086 R)
• M23: 7,974,763 km (0.087 R)
• M24: 8,112,543 km (0.093 R)
• M25: 8,251,220 km (0.073 R)
• M26: 8,559,093 km (0.076 R)
• M27: 8,728,737 km (0.097 R)
• M28: 9,013,721 km (0.057 R)
• M29: 9,272,974 km (0.092 R)
• M30: 9,534,620 km (0.068 R)
• M31: 9,857,901 km (0.117 R)
• M32: 10,454,797 km (0.12 R)
• M33: 11,558,679 km (0.118 R)
• M34: 11,998,048 km (0.098 R)
• M35: 12,570,859 km (0.091 R)
• M36: 12,667,349 km (0.085 R)
• M37: 13,743,556 km (0.12 R)
• M38: 14,008,943 km (0.115 R)
• M39: 14,175,595 km (0.117 R)
• M40: 14,781,167 km (0.114 R)
• M41: 15,121,353 km (0.104 R)
• M42: 15,429,674 km (0.065 R)
• M43: 16,017,743 km (0.109 R)
• M44: 16,122,312 km (0.083 R)
• M45: 16,402,210 km (0.057 R)
• M46: 17,002,396 km (0.041 R)
• M47: 17,251,626 km (0.04 R)
• M48: 18,224,461 km (0.093 R)
• M49: 18,699,135 km (0.104 R)
• M50: 19,103,947 km (0.115 R)
• M51: 19,363,200 km (0.053 R)
• M52: 20,072,444 km (0.118 R)
• M53: 20,411,433 km (0.094 R)
• M54: 21,247,984 km (0.093 R)
• M55: 21,863,579 km (0.109 R)
• M56: 22,018,413 km (0.105 R)
• M57: 22,406,919 km (0.105 R)
• M58: 22,954,746 km (0.044 R)
• M59: 23,112,123 km (0.086 R)
• M60: 23,230,305 km (0.093 R)
• M61: 23,784,865 km (0.076 R)
• M62: 24,866,457 km (0.083 R)
• M63: 25,230,578 km (0.077 R)
• M64: 25,514,964 km (0.04 R)
• M65: 26,333,564 km (0.105 R)
• M66: 27,452,256 km (0.033 R)
• M67: 27,870,532 km (0.091 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 18,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit