🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.78 AU - 1.02 AU

Year: 317 Days

Day: 29.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.19 AU - 1.89 AU

Year: 709 Days

Day: 14.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.04 AU - 2.44 AU

Year: 1243 Days

Day: 44.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.24 AU - 2.84 AU

Year: 1501 Days

Day: 14.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 123.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,882,105 km

• M1: 2,170,067 km (0.071 R)

Asteroid Belt

Center: 7.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.3

Radius: 14

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11 AU - 13 AU

Year: 15416 Days

Day: 10.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 63,882,105 km

• M1: 179,817 km (0.099 R)
• M2: 268,528 km (0.119 R)
• M3: 505,192 km (0.097 R)
• M4: 645,964 km (0.084 R)
• M5: 929,601 km (0.083 R)
• M6: 1,697,487 km (0.075 R)
• M7: 2,010,147 km (0.101 R)
• M8: 2,098,709 km (0.1 R)
• M9: 2,466,719 km (0.118 R)
• M10: 2,691,116 km (0.086 R)
• M11: 2,888,884 km (0.065 R)
• M12: 3,023,523 km (0.112 R)
• M13: 3,125,848 km (0.103 R)
• M14: 3,264,226 km (0.108 R)
• M15: 4,061,732 km (0.04 R)
• M16: 4,175,277 km (0.114 R)
• M17: 4,521,895 km (0.104 R)
• M18: 5,408,711 km (0.106 R)
• M19: 5,533,924 km (0.057 R)
• M20: 5,872,315 km (0.034 R)
• M21: 6,658,601 km (0.043 R)
• M22: 8,281,439 km (0.119 R)
• M23: 8,668,897 km (0.102 R)
• M24: 9,311,420 km (0.038 R)
• M25: 9,714,587 km (0.105 R)
• M26: 9,918,189 km (0.079 R)
• M27: 10,071,976 km (0.097 R)
• M28: 10,174,899 km (0.079 R)
• M29: 10,278,122 km (0.067 R)
• M30: 11,170,174 km (0.081 R)
• M31: 12,748,731 km (0.094 R)
• M32: 12,915,981 km (0.111 R)
• M33: 14,338,358 km (0.096 R)
• M34: 14,512,340 km (0.078 R)
• M35: 17,267,783 km (0.062 R)
• M36: 17,576,852 km (0.088 R)
• M37: 19,213,603 km (0.102 R)
• M38: 19,727,022 km (0.112 R)
• M39: 19,856,125 km (0.081 R)
• M40: 20,440,305 km (0.111 R)
• M41: 22,765,954 km (0.097 R)
• M42: 23,513,943 km (0.076 R)
• M43: 24,408,538 km (0.088 R)
• M44: 27,015,131 km (0.032 R)
• M45: 28,679,557 km (0.072 R)
• M46: 30,451,544 km (0.082 R)
• M47: 31,577,119 km (0.093 R)
• M48: 32,563,567 km (0.085 R)
• M49: 33,329,209 km (0.116 R)
• M50: 34,488,892 km (0.11 R)
• M51: 36,055,630 km (0.056 R)
• M52: 36,450,868 km (0.095 R)
• M53: 37,405,601 km (0.074 R)
• M54: 37,725,591 km (0.097 R)
• M55: 41,388,196 km (0.115 R)
• M56: 42,384,069 km (0.061 R)
• M57: 44,737,991 km (0.076 R)
• M58: 45,759,894 km (0.08 R)
• M59: 47,653,055 km (0.115 R)
• M60: 48,522,219 km (0.101 R)
• M61: 48,871,231 km (0.026 R)
• M62: 49,308,805 km (0.026 R)
• M63: 50,187,692 km (0.051 R)
• M64: 50,894,692 km (0.119 R)
• M65: 51,338,100 km (0.119 R)
• M66: 52,407,724 km (0.118 R)
• M67: 52,586,644 km (0.113 R)
• M68: 54,387,802 km (0.096 R)
• M69: 56,392,114 km (0.115 R)
• M70: 57,403,396 km (0.069 R)
• M71: 57,772,603 km (0.041 R)
• M72: 57,865,055 km (0.102 R)
• M73: 58,050,107 km (0.118 R)
• M74: 58,327,911 km (0.039 R)
• M75: 59,071,113 km (0.118 R)
• M76: 59,817,457 km (0.092 R)
• M77: 60,191,750 km (0.102 R)
• M78: 60,379,197 km (0.11 R)
• M79: 60,848,784 km (0.07 R)
• M80: 60,942,732 km (0.084 R)
• M81: 61,980,492 km (0.069 R)
• M82: 62,169,734 km (0.106 R)
• M83: 63,023,937 km (0.097 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 19,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit