🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.41 AU - 0.61 AU

Year: 136 Days

Day: 15.3 Hours

Environment

Temp: 196 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.5 AU - 0.66 AU

Year: 165 Days

Day: 29.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 43,937,821 km

• M1: 111,151 km (0.12 R)
• M2: 128,505 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.92 AU - 1.02 AU

Year: 356 Days

Day: 43 Hours

Environment

Temp: 19 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.91 AU - 1.31 AU

Year: 436 Days

Day: 27.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.37 AU - 2.83 AU

Year: 1563 Days

Day: 15.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.51 AU - 3.35 AU

Year: 1870 Days

Day: 22.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,937,821 km

• M1: 837,000 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.82 AU - 4.52 AU

Year: 3174 Days

Day: 27.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.32 AU - 4.32 AU

Year: 3347 Days

Day: 20.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.8

Radius: 8

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.4 AU - 8.16 AU

Year: 7322 Days

Day: 8.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 43,937,821 km

• M1: 101,876 km (0.119 R)
• M2: 387,159 km (0.11 R)
• M3: 874,998 km (0.086 R)
• M4: 1,163,273 km (0.11 R)
• M5: 1,439,431 km (0.06 R)
• M6: 1,877,004 km (0.075 R)
• M7: 2,454,602 km (0.088 R)
• M8: 2,956,353 km (0.101 R)
• M9: 3,320,175 km (0.079 R)
• M10: 3,810,557 km (0.052 R)
• M11: 4,111,997 km (0.101 R)
• M12: 4,994,774 km (0.054 R)
• M13: 5,767,896 km (0.109 R)
• M14: 6,132,466 km (0.075 R)
• M15: 7,205,381 km (0.108 R)
• M16: 8,314,949 km (0.105 R)
• M17: 8,566,872 km (0.029 R)
• M18: 11,685,538 km (0.089 R)
• M19: 11,948,831 km (0.07 R)
• M20: 15,935,315 km (0.05 R)
• M21: 16,853,696 km (0.057 R)
• M22: 19,012,244 km (0.055 R)
• M23: 20,575,242 km (0.112 R)
• M24: 20,959,559 km (0.063 R)
• M25: 23,785,762 km (0.107 R)
• M26: 25,421,765 km (0.108 R)
• M27: 27,593,776 km (0.098 R)
• M28: 29,593,152 km (0.077 R)
• M29: 30,777,967 km (0.1 R)
• M30: 32,096,971 km (0.118 R)
• M31: 34,306,532 km (0.08 R)
• M32: 38,792,224 km (0.097 R)
• M33: 39,261,213 km (0.068 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.3

Radius: 3.7

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 13.07 AU - 19.33 AU

Year: 24307 Days

Day: 21.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,937,821 km

• M1: 55,501 km (0.095 R)
• M2: 269,426 km (0.047 R)
• M3: 546,032 km (0.116 R)
• M4: 675,883 km (0.095 R)
• M5: 1,138,739 km (0.101 R)
• M6: 4,374,242 km (0.113 R)
• M7: 4,573,955 km (0.097 R)
• M8: 5,053,416 km (0.096 R)
• M9: 6,217,587 km (0.111 R)
• M10: 6,880,904 km (0.049 R)
• M11: 8,433,879 km (0.063 R)
• M12: 9,338,348 km (0.116 R)
• M13: 10,106,982 km (0.12 R)
• M14: 10,659,297 km (0.089 R)
• M15: 12,099,775 km (0.099 R)
• M16: 19,542,568 km (0.113 R)
• M17: 19,696,205 km (0.1 R)
• M18: 20,635,530 km (0.057 R)
• M19: 23,371,975 km (0.086 R)
• M20: 31,830,238 km (0.103 R)
• M21: 32,149,929 km (0.101 R)
• M22: 41,864,515 km (0.076 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 18,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit