🌌 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: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.55 AU - 0.59 AU

Year: 151 Days

Day: 43.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,951,506 km

• M1: 47,871 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.66 AU - 0.98 AU

Year: 260 Days

Day: 39.6 Hours

Environment

Temp: 157 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,951,506 km

• M1: 64,776 km (0.093 R)
• M2: 113,096 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.96 AU - 1.28 AU

Year: 415 Days

Day: 26.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.97 AU - 1.45 AU

Year: 466 Days

Day: 22.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.13 AU - 1.41 AU

Year: 501 Days

Day: 36.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.4 AU - 1.46 AU

Year: 598 Days

Day: 21.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 8.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.2

Radius: 4.3

Gravity: 49.5 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 14.8 AU - 18.12 AU

Year: 23363 Days

Day: 19 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 92,951,506 km

• M1: 53,556 km (0.119 R)
• M2: 785,538 km (0.103 R)
• M3: 963,859 km (0.119 R)
• M4: 1,140,085 km (0.045 R)
• M5: 1,321,697 km (0.074 R)
• M6: 1,762,712 km (0.084 R)
• M7: 2,342,703 km (0.109 R)
• M8: 2,487,214 km (0.104 R)
• M9: 3,242,534 km (0.051 R)
• M10: 3,835,091 km (0.067 R)
• M11: 5,822,349 km (0.067 R)
• M12: 7,859,423 km (0.105 R)
• M13: 8,184,649 km (0.05 R)
• M14: 9,333,710 km (0.091 R)
• M15: 11,117,216 km (0.107 R)
• M16: 12,522,090 km (0.076 R)
• M17: 15,009,005 km (0.103 R)
• M18: 16,719,956 km (0.114 R)
• M19: 19,327,447 km (0.078 R)
• M20: 20,019,337 km (0.115 R)
• M21: 23,393,068 km (0.057 R)
• M22: 30,571,372 km (0.061 R)
• M23: 31,645,186 km (0.081 R)
• M24: 31,781,170 km (0.083 R)
• M25: 32,054,186 km (0.107 R)
• M26: 35,896,159 km (0.103 R)
• M27: 37,697,915 km (0.075 R)
• M28: 38,157,630 km (0.051 R)
• M29: 48,695,453 km (0.12 R)
• M30: 52,027,746 km (0.102 R)
• M31: 55,706,507 km (0.057 R)
• M32: 57,104,499 km (0.114 R)
• M33: 60,806,149 km (0.095 R)
• M34: 61,227,117 km (0.108 R)
• M35: 63,145,261 km (0.119 R)
• M36: 78,450,919 km (0.092 R)
• M37: 79,199,955 km (0.1 R)
• M38: 82,243,673 km (0.111 R)
• M39: 84,315,604 km (0.1 R)
• M40: 85,101,442 km (0.092 R)
• M41: 88,024,734 km (0.118 R)
• M42: 89,104,232 km (0.074 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 17,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit