🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.4 AU - 0.62 AU

Year: 136 Days

Day: 29.5 Hours

Environment

Temp: 248 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,211,316 km

• M1: 136,583 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.66 AU - 1 AU

Year: 283 Days

Day: 19.4 Hours

Environment

Temp: 73 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.69 AU - 1.11 AU

Year: 320 Days

Day: 19 Hours

Environment

Temp: 27 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.23 AU - 1.27 AU

Year: 524 Days

Day: 35.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.33 AU - 1.43 AU

Year: 608 Days

Day: 42.3 Hours

Environment

Temp: -39 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.36 AU - 1.56 AU

Year: 661 Days

Day: 17.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.47 AU - 2.11 AU

Year: 897 Days

Day: 23.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 79.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.8 AU - 3.7 AU

Year: 2196 Days

Day: 36.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,211,316 km

• M1: 204,949 km (0.097 R)

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.5

Radius: 8.8

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.28 AU - 10.08 AU

Year: 8767 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,211,316 km

• M1: 110,553 km (0.1 R)
• M2: 391,946 km (0.088 R)
• M3: 824,434 km (0.108 R)
• M4: 1,560,755 km (0.091 R)
• M5: 2,068,191 km (0.102 R)
• M6: 2,458,940 km (0.081 R)
• M7: 3,739,049 km (0.106 R)
• M8: 4,819,146 km (0.042 R)
• M9: 5,231,886 km (0.114 R)
• M10: 7,160,951 km (0.055 R)
• M11: 7,465,383 km (0.112 R)
• M12: 8,181,956 km (0.057 R)
• M13: 8,514,662 km (0.064 R)
• M14: 10,903,590 km (0.083 R)
• M15: 12,090,500 km (0.065 R)
• M16: 12,909,548 km (0.102 R)
• M17: 17,844,632 km (0.115 R)
• M18: 20,158,313 km (0.105 R)
• M19: 20,843,471 km (0.095 R)
• M20: 21,152,840 km (0.115 R)
• M21: 23,322,607 km (0.069 R)
• M22: 25,813,861 km (0.081 R)
• M23: 31,929,272 km (0.12 R)
• M24: 37,330,054 km (0.033 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.9

Radius: 3.6

Gravity: 31.55 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.54 AU - 15.76 AU

Year: 21013 Days

Day: 17.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,211,316 km

• M1: 48,470 km (0.112 R)
• M2: 364,121 km (0.112 R)
• M3: 491,429 km (0.039 R)
• M4: 994,227 km (0.098 R)
• M5: 1,234,781 km (0.065 R)
• M6: 1,849,179 km (0.063 R)
• M7: 2,881,704 km (0.095 R)
• M8: 3,369,243 km (0.056 R)
• M9: 4,505,589 km (0.072 R)
• M10: 5,342,290 km (0.095 R)
• M11: 5,836,262 km (0.109 R)
• M12: 5,994,087 km (0.101 R)
• M13: 6,697,497 km (0.086 R)
• M14: 7,271,205 km (0.047 R)
• M15: 9,674,046 km (0.089 R)
• M16: 10,463,623 km (0.05 R)
• M17: 10,993,349 km (0.072 R)
• M18: 11,602,512 km (0.077 R)
• M19: 13,156,086 km (0.096 R)
• M20: 16,986,539 km (0.076 R)
• M21: 18,132,010 km (0.113 R)
• M22: 20,666,647 km (0.116 R)
• M23: 21,405,211 km (0.092 R)
• M24: 24,741,244 km (0.12 R)
• M25: 35,731,900 km (0.093 R)
• M26: 42,277,405 km (0.118 R)
• M27: 47,005,297 km (0.096 R)
• M28: 51,065,532 km (0.058 R)
• M29: 55,706,208 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 10,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit