🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.48 AU - 0.64 AU

Year: 147 Days

Day: 32.3 Hours

Environment

Temp: 197 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,742,846 km

• M1: 235,617 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.74 AU - 1.14 AU

Year: 320 Days

Day: 12.7 Hours

Environment

Temp: 129 °C

Axial Tilt: 47.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.92 AU - 1.36 AU

Year: 428 Days

Day: 46.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 10.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.11 AU - 1.39 AU

Year: 491 Days

Day: 41 Hours

Environment

Temp: 15 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,742,846 km

• M1: 545,434 km (0.049 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.67 AU - 1.85 AU

Year: 821 Days

Day: 24.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.37 AU - 2.97 AU

Year: 1533 Days

Day: 36.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,742,846 km

• M1: 1,135,747 km (0.083 R)

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.3

Radius: 12.6

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 9.72 AU - 9.8 AU

Year: 10717 Days

Day: 6.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 51,742,846 km

• M1: 216,169 km (0.111 R)
• M2: 616,642 km (0.062 R)
• M3: 1,195,137 km (0.054 R)
• M4: 1,480,421 km (0.088 R)
• M5: 1,596,209 km (0.065 R)
• M6: 1,739,374 km (0.076 R)
• M7: 2,090,331 km (0.071 R)
• M8: 2,327,892 km (0.07 R)
• M9: 2,574,579 km (0.084 R)
• M10: 2,772,497 km (0.079 R)
• M11: 3,677,265 km (0.103 R)
• M12: 4,564,680 km (0.119 R)
• M13: 4,979,814 km (0.107 R)
• M14: 5,085,580 km (0.11 R)
• M15: 5,479,770 km (0.102 R)
• M16: 5,699,080 km (0.098 R)
• M17: 5,921,233 km (0.117 R)
• M18: 6,070,981 km (0.06 R)
• M19: 6,221,925 km (0.1 R)
• M20: 6,336,068 km (0.106 R)
• M21: 7,394,024 km (0.072 R)
• M22: 7,840,724 km (0.114 R)
• M23: 8,380,174 km (0.113 R)
• M24: 8,464,248 km (0.092 R)
• M25: 8,718,115 km (0.099 R)
• M26: 8,974,526 km (0.087 R)
• M27: 9,450,995 km (0.115 R)
• M28: 9,714,437 km (0.117 R)
• M29: 10,025,002 km (0.094 R)
• M30: 10,338,709 km (0.102 R)
• M31: 10,428,916 km (0.066 R)
• M32: 11,206,526 km (0.063 R)
• M33: 11,438,852 km (0.108 R)
• M34: 12,384,011 km (0.119 R)
• M35: 12,527,924 km (0.077 R)
• M36: 13,403,371 km (0.102 R)
• M37: 15,007,958 km (0.088 R)
• M38: 15,212,757 km (0.05 R)
• M39: 15,470,215 km (0.082 R)
• M40: 16,250,966 km (0.102 R)
• M41: 16,672,533 km (0.059 R)
• M42: 16,831,705 km (0.112 R)
• M43: 17,097,840 km (0.036 R)
• M44: 17,472,882 km (0.084 R)
• M45: 17,634,597 km (0.059 R)
• M46: 17,796,611 km (0.035 R)
• M47: 18,449,905 km (0.111 R)
• M48: 19,111,128 km (0.1 R)
• M49: 19,611,982 km (0.112 R)
• M50: 20,570,156 km (0.051 R)
• M51: 22,006,744 km (0.081 R)
• M52: 23,356,865 km (0.092 R)
• M53: 23,534,887 km (0.113 R)
• M54: 23,713,506 km (0.088 R)
• M55: 25,036,400 km (0.11 R)
• M56: 25,706,898 km (0.04 R)
• M57: 25,890,754 km (0.099 R)
• M58: 26,136,693 km (0.113 R)
• M59: 26,259,961 km (0.04 R)
• M60: 26,445,164 km (0.086 R)
• M61: 27,252,693 km (0.113 R)
• M62: 27,440,139 km (0.041 R)
• M63: 29,210,929 km (0.038 R)
• M64: 29,595,246 km (0.11 R)
• M65: 30,368,817 km (0.091 R)
• M66: 32,397,812 km (0.092 R)
• M67: 32,662,750 km (0.065 R)
• M68: 33,194,870 km (0.081 R)
• M69: 33,662,812 km (0.118 R)
• M70: 34,065,829 km (0.104 R)
• M71: 34,740,814 km (0.072 R)
• M72: 35,012,035 km (0.112 R)
• M73: 35,420,288 km (0.096 R)
• M74: 38,812,420 km (0.095 R)
• M75: 40,297,777 km (0.113 R)
• M76: 41,657,621 km (0.049 R)
• M77: 42,090,109 km (0.032 R)
• M78: 42,379,282 km (0.095 R)
• M79: 42,741,757 km (0.093 R)
• M80: 43,105,130 km (0.031 R)
• M81: 43,396,697 km (0.107 R)
• M82: 43,615,708 km (0.075 R)
• M83: 45,307,361 km (0.072 R)
• M84: 46,795,860 km (0.099 R)
• M85: 48,224,669 km (0.098 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 17,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit