🌌 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: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.64 AU - 0.68 AU

Year: 204 Days

Day: 44 Hours

Environment

Temp: 99 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.65 AU - 0.75 AU

Year: 223 Days

Day: 42.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,613,070 km

• M1: 67,917 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.69 AU - 1.71 AU

Year: 844 Days

Day: 37.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2 AU - 2.58 AU

Year: 1320 Days

Day: 20.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,613,070 km

• M1: 1,691,354 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.89 AU - 2.83 AU

Year: 1381 Days

Day: 36.9 Hours

Environment

Temp: -95 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,613,070 km

• M1: 1,048,980 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.69 AU - 3.41 AU

Year: 2028 Days

Day: 43.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.3

Radius: 11.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 10.13 AU - 11.93 AU

Year: 13950 Days

Day: 8.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 27,613,070 km

• M1: 145,110 km (0.084 R)
• M2: 438,471 km (0.094 R)
• M3: 606,320 km (0.043 R)
• M4: 682,316 km (0.07 R)
• M5: 882,328 km (0.092 R)
• M6: 1,311,225 km (0.114 R)
• M7: 1,673,103 km (0.104 R)
• M8: 1,833,322 km (0.06 R)
• M9: 2,186,373 km (0.085 R)
• M10: 2,379,953 km (0.112 R)
• M11: 2,597,767 km (0.094 R)
• M12: 2,879,310 km (0.119 R)
• M13: 3,014,098 km (0.039 R)
• M14: 3,131,383 km (0.094 R)
• M15: 3,513,007 km (0.079 R)
• M16: 3,740,695 km (0.107 R)
• M17: 4,102,422 km (0.108 R)
• M18: 4,210,881 km (0.078 R)
• M19: 4,298,396 km (0.11 R)
• M20: 4,677,327 km (0.091 R)
• M21: 4,928,203 km (0.106 R)
• M22: 5,067,029 km (0.097 R)
• M23: 5,804,697 km (0.071 R)
• M24: 6,049,887 km (0.086 R)
• M25: 6,298,519 km (0.117 R)
• M26: 6,424,032 km (0.08 R)
• M27: 6,754,493 km (0.102 R)
• M28: 6,909,028 km (0.101 R)
• M29: 7,195,059 km (0.119 R)
• M30: 7,379,214 km (0.11 R)
• M31: 7,458,651 km (0.092 R)
• M32: 7,565,015 km (0.085 R)
• M33: 7,752,311 km (0.119 R)
• M34: 8,406,054 km (0.11 R)
• M35: 8,739,508 km (0.052 R)
• M36: 9,162,720 km (0.108 R)
• M37: 9,563,642 km (0.096 R)
• M38: 9,708,154 km (0.1 R)
• M39: 10,264,359 km (0.073 R)
• M40: 10,412,461 km (0.1 R)
• M41: 11,042,118 km (0.112 R)
• M42: 11,193,810 km (0.064 R)
• M43: 11,499,439 km (0.084 R)
• M44: 11,931,926 km (0.061 R)
• M45: 12,118,924 km (0.107 R)
• M46: 12,244,137 km (0.076 R)
• M47: 12,369,799 km (0.114 R)
• M48: 12,812,908 km (0.066 R)
• M49: 14,074,766 km (0.066 R)
• M50: 14,206,412 km (0.066 R)
• M51: 14,404,779 km (0.08 R)
• M52: 14,603,894 km (0.118 R)
• M53: 14,703,825 km (0.113 R)
• M54: 15,409,777 km (0.089 R)
• M55: 15,715,705 km (0.083 R)
• M56: 16,299,137 km (0.088 R)
• M57: 16,506,779 km (0.03 R)
• M58: 17,064,629 km (0.058 R)
• M59: 17,451,788 km (0.066 R)
• M60: 17,558,003 km (0.1 R)
• M61: 18,306,591 km (0.032 R)
• M62: 18,847,836 km (0.042 R)
• M63: 19,835,182 km (0.048 R)
• M64: 19,982,835 km (0.045 R)
• M65: 20,205,137 km (0.066 R)
• M66: 20,577,337 km (0.092 R)
• M67: 21,215,372 km (0.077 R)
• M68: 21,936,134 km (0.103 R)
• M69: 22,050,726 km (0.108 R)
• M70: 22,127,171 km (0.101 R)
• M71: 22,858,106 km (0.072 R)
• M72: 22,935,598 km (0.108 R)
• M73: 25,618,785 km (0.072 R)
• M74: 25,860,236 km (0.084 R)
• M75: 26,062,043 km (0.12 R)
• M76: 27,038,170 km (0.059 R)
• M77: 27,201,979 km (0.111 R)
• M78: 27,284,108 km (0.106 R)
• M79: 27,613,074 km (0.116 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: 268 - 20,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit