🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.44 AU - 0.58 AU

Year: 134 Days

Day: 15.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,632,992 km

• M1: 96,491 km (0.08 R)
• M2: 211,831 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.84 AU - 1.38 AU

Year: 429 Days

Day: 34.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 120 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,632,992 km

• M1: 478,414 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.28 AU - 1.32 AU

Year: 544 Days

Day: 39.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 162.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,632,992 km

• M1: 76,295 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.39 AU - 1.93 AU

Year: 785 Days

Day: 15 Hours

Environment

Temp: -45 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,632,992 km

• M1: 676,631 km (0.088 R)

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.06 AU - 2.8 AU

Year: 1391 Days

Day: 40.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 82.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.76 AU - 2.98 AU

Year: 1785 Days

Day: 34.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.13 AU - 3.21 AU

Year: 2072 Days

Day: 28.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 8.9

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.75 AU - 8.13 AU

Year: 6711 Days

Day: 6.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,632,992 km

• M1: 112,797 km (0.117 R)
• M2: 440,117 km (0.078 R)
• M3: 924,365 km (0.098 R)
• M4: 1,380,340 km (0.062 R)
• M5: 1,667,268 km (0.104 R)
• M6: 2,582,508 km (0.065 R)
• M7: 6,056,021 km (0.041 R)
• M8: 7,154,817 km (0.1 R)
• M9: 7,992,565 km (0.1 R)
• M10: 10,145,428 km (0.099 R)
• M11: 12,052,053 km (0.103 R)
• M12: 12,422,757 km (0.111 R)
• M13: 14,704,274 km (0.039 R)
• M14: 17,309,820 km (0.068 R)
• M15: 18,323,645 km (0.055 R)
• M16: 21,875,098 km (0.092 R)
• M17: 25,102,523 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.9

Radius: 6.8

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 15.22 AU - 16.1 AU

Year: 22749 Days

Day: 22.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,632,992 km

• M1: 88,712 km (0.045 R)
• M2: 337,792 km (0.094 R)
• M3: 593,156 km (0.101 R)
• M4: 1,028,186 km (0.105 R)
• M5: 1,477,129 km (0.079 R)
• M6: 2,090,032 km (0.096 R)
• M7: 3,538,289 km (0.119 R)
• M8: 5,398,987 km (0.116 R)
• M9: 6,170,763 km (0.084 R)
• M10: 7,059,972 km (0.086 R)
• M11: 9,425,264 km (0.116 R)
• M12: 9,884,679 km (0.056 R)
• M13: 12,272,561 km (0.025 R)
• M14: 13,384,222 km (0.111 R)
• M15: 14,260,866 km (0.099 R)
• M16: 17,119,980 km (0.081 R)
• M17: 17,803,643 km (0.116 R)
• M18: 18,683,577 km (0.109 R)
• M19: 19,592,235 km (0.088 R)
• M20: 20,339,925 km (0.034 R)
• M21: 28,656,071 km (0.116 R)
• M22: 29,985,696 km (0.103 R)
• M23: 35,167,767 km (0.091 R)
• M24: 40,765,569 km (0.116 R)
• M25: 46,434,281 km (0.064 R)
• M26: 47,761,663 km (0.089 R)
• M27: 48,773,693 km (0.094 R)
• M28: 55,332,213 km (0.081 R)
• M29: 58,917,775 km (0.108 R)
• M30: 65,301,565 km (0.077 R)
• M31: 69,948,224 km (0.088 R)
• M32: 71,691,189 km (0.107 R)
• M33: 71,910,948 km (0.101 R)
• M34: 76,403,522 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 12,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit