🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.48 AU - 0.58 AU

Year: 142 Days

Day: 41.1 Hours

Environment

Temp: 219 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.43 AU - 0.69 AU

Year: 154 Days

Day: 43.1 Hours

Environment

Temp: 191 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.55 AU - 0.67 AU

Year: 175 Days

Day: 47.4 Hours

Environment

Temp: 183 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.65 AU - 0.85 AU

Year: 238 Days

Day: 31 Hours

Environment

Temp: 184 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.19 AU - 1.31 AU

Year: 513 Days

Day: 14.2 Hours

Environment

Temp: -16 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,096,031 km

• M1: 203,752 km (0.047 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.45 AU - 1.87 AU

Year: 785 Days

Day: 24.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.89 AU - 2.45 AU

Year: 1173 Days

Day: 18.9 Hours

Environment

Temp: -81 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,096,031 km

• M1: 45,927 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.2

Radius: 11.1

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.29 AU - 8.21 AU

Year: 7920 Days

Day: 10.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 37,096,031 km

• M1: 147,354 km (0.051 R)
• M2: 433,684 km (0.086 R)
• M3: 654,341 km (0.104 R)
• M4: 750,533 km (0.109 R)
• M5: 1,598,154 km (0.11 R)
• M6: 1,732,343 km (0.115 R)
• M7: 1,930,710 km (0.109 R)
• M8: 2,242,322 km (0.101 R)
• M9: 2,481,230 km (0.096 R)
• M10: 2,660,299 km (0.119 R)
• M11: 2,774,442 km (0.034 R)
• M12: 2,843,706 km (0.117 R)
• M13: 2,984,029 km (0.115 R)
• M14: 3,320,474 km (0.051 R)
• M15: 3,643,905 km (0.06 R)
• M16: 4,030,017 km (0.118 R)
• M17: 4,267,878 km (0.071 R)
• M18: 4,456,221 km (0.03 R)
• M19: 4,757,811 km (0.064 R)
• M20: 5,094,406 km (0.085 R)
• M21: 5,294,269 km (0.077 R)
• M22: 5,525,996 km (0.11 R)
• M23: 5,672,602 km (0.07 R)
• M24: 6,120,049 km (0.099 R)
• M25: 6,547,899 km (0.113 R)
• M26: 6,640,949 km (0.12 R)
• M27: 6,859,511 km (0.117 R)
• M28: 7,017,187 km (0.08 R)
• M29: 7,659,860 km (0.099 R)
• M30: 7,757,846 km (0.111 R)
• M31: 7,889,193 km (0.051 R)
• M32: 8,557,297 km (0.085 R)
• M33: 8,932,489 km (0.08 R)
• M34: 9,035,711 km (0.05 R)
• M35: 9,173,940 km (0.071 R)
• M36: 9,278,210 km (0.091 R)
• M37: 9,347,922 km (0.084 R)
• M38: 9,452,790 km (0.05 R)
• M39: 10,233,691 km (0.12 R)
• M40: 10,413,957 km (0.08 R)
• M41: 10,888,032 km (0.097 R)
• M42: 10,961,485 km (0.047 R)
• M43: 11,035,237 km (0.089 R)
• M44: 11,630,935 km (0.054 R)
• M45: 12,698,466 km (0.102 R)
• M46: 12,970,135 km (0.103 R)
• M47: 14,681,535 km (0.079 R)
• M48: 16,000,689 km (0.082 R)
• M49: 16,252,313 km (0.094 R)
• M50: 17,014,813 km (0.091 R)
• M51: 19,104,845 km (0.068 R)
• M52: 19,193,706 km (0.117 R)
• M53: 19,461,037 km (0.088 R)
• M54: 20,406,496 km (0.095 R)
• M55: 20,633,735 km (0.089 R)
• M56: 21,366,914 km (0.045 R)
• M57: 21,459,067 km (0.119 R)
• M58: 21,690,195 km (0.069 R)
• M59: 21,922,222 km (0.064 R)
• M60: 22,015,271 km (0.087 R)
• M61: 22,435,492 km (0.086 R)
• M62: 23,094,470 km (0.113 R)
• M63: 23,759,882 km (0.099 R)
• M64: 23,951,217 km (0.06 R)
• M65: 24,528,067 km (0.097 R)
• M66: 24,673,027 km (0.072 R)
• M67: 24,818,287 km (0.061 R)
• M68: 25,012,315 km (0.112 R)
• M69: 25,109,554 km (0.11 R)
• M70: 25,548,624 km (0.117 R)
• M71: 26,384,876 km (0.063 R)
• M72: 26,930,908 km (0.067 R)
• M73: 27,983,478 km (0.079 R)
• M74: 28,489,418 km (0.071 R)
• M75: 28,794,449 km (0.104 R)
• M76: 29,100,526 km (0.118 R)
• M77: 29,510,424 km (0.091 R)
• M78: 29,819,044 km (0.03 R)
• M79: 30,283,995 km (0.103 R)
• M80: 30,647,368 km (0.054 R)
• M81: 31,221,225 km (0.112 R)
• M82: 31,378,303 km (0.092 R)
• M83: 32,644,649 km (0.053 R)
• M84: 33,874,044 km (0.062 R)
• M85: 34,305,036 km (0.12 R)
• M86: 34,575,509 km (0.11 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 18,840 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit