🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.47 AU - 0.63 AU

Year: 145 Days

Day: 22.1 Hours

Environment

Temp: 209 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,893,438 km

• M1: 48,320 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.83 AU - 1.07 AU

Year: 330 Days

Day: 42.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,893,438 km

• M1: 117,734 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.89 AU - 1.13 AU

Year: 362 Days

Day: 19.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 46.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.33 AU - 1.59 AU

Year: 629 Days

Day: 46.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.84 AU - 4.4 AU

Year: 2455 Days

Day: 39.5 Hours

Environment

Temp: -117 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.51 AU - 4.65 AU

Year: 2938 Days

Day: 38.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.5

Radius: 14.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.86 AU - 6.64 AU

Year: 5569 Days

Day: 14.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,893,438 km

• M1: 187,596 km (0.083 R)
• M2: 703,409 km (0.072 R)
• M3: 1,229,246 km (0.101 R)
• M4: 1,837,211 km (0.091 R)
• M5: 2,577,272 km (0.054 R)
• M6: 3,055,836 km (0.064 R)
• M7: 3,743,986 km (0.082 R)
• M8: 5,049,527 km (0.107 R)
• M9: 5,575,363 km (0.111 R)
• M10: 7,069,397 km (0.113 R)
• M11: 7,587,305 km (0.086 R)
• M12: 8,317,492 km (0.107 R)
• M13: 9,054,112 km (0.068 R)
• M14: 10,747,410 km (0.075 R)
• M15: 13,830,473 km (0.086 R)
• M16: 15,373,874 km (0.087 R)
• M17: 16,484,937 km (0.11 R)
• M18: 17,900,732 km (0.064 R)
• M19: 18,541,160 km (0.064 R)
• M20: 25,090,704 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284

Radius: 3.2

Gravity: 27.73 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 16.92 AU - 17.64 AU

Year: 25604 Days

Day: 21.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,893,438 km

• M1: 39,793 km (0.038 R)
• M2: 158,275 km (0.042 R)
• M3: 582,684 km (0.097 R)
• M4: 704,157 km (0.091 R)
• M5: 885,470 km (0.061 R)
• M6: 999,015 km (0.101 R)
• M7: 1,400,086 km (0.099 R)
• M8: 2,690,667 km (0.06 R)
• M9: 3,030,703 km (0.086 R)
• M10: 4,066,818 km (0.09 R)
• M11: 4,254,563 km (0.107 R)
• M12: 4,681,217 km (0.096 R)
• M13: 6,050,935 km (0.119 R)
• M14: 7,069,696 km (0.116 R)
• M15: 8,148,297 km (0.047 R)
• M16: 9,118,289 km (0.102 R)
• M17: 9,824,691 km (0.111 R)
• M18: 10,862,002 km (0.104 R)
• M19: 13,083,680 km (0.029 R)
• M20: 15,439,248 km (0.076 R)
• M21: 17,483,054 km (0.067 R)
• M22: 18,999,079 km (0.066 R)
• M23: 23,266,658 km (0.105 R)
• M24: 28,697,360 km (0.118 R)
• M25: 28,811,503 km (0.111 R)
• M26: 33,001,290 km (0.066 R)
• M27: 39,241,167 km (0.079 R)
• M28: 39,664,230 km (0.085 R)
• M29: 39,805,899 km (0.084 R)
• M30: 44,063,155 km (0.083 R)
• M31: 47,010,832 km (0.057 R)
• M32: 47,647,670 km (0.104 R)
• M33: 48,613,773 km (0.041 R)
• M34: 55,390,407 km (0.106 R)
• M35: 57,177,653 km (0.059 R)
• M36: 60,866,736 km (0.077 R)
• M37: 62,961,854 km (0.045 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 11,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit