🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.58 AU - 0.92 AU

Year: 240 Days

Day: 26.4 Hours

Environment

Temp: 181 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,742,954 km

• M1: 28,573 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.13 AU - 1.31 AU

Year: 497 Days

Day: 12.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 162.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,742,954 km

• M1: 84,822 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.22 AU - 1.42 AU

Year: 560 Days

Day: 43.5 Hours

Environment

Temp: -10 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.77 AU - 1.81 AU

Year: 884 Days

Day: 28.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,742,954 km

• M1: 76,893 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.93 AU - 2.17 AU

Year: 1083 Days

Day: 17.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,742,954 km

• M1: 257,009 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.47 AU - 4.73 AU

Year: 3640 Days

Day: 22.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,742,954 km

• M1: 311,912 km (0.108 R)

Asteroid Belt

Center: 7.01 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 11.2

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.22 AU - 9.62 AU

Year: 10667 Days

Day: 7.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,742,954 km

• M1: 145,110 km (0.044 R)
• M2: 702,063 km (0.085 R)
• M3: 1,365,230 km (0.107 R)
• M4: 5,127,317 km (0.119 R)
• M5: 10,923,637 km (0.115 R)
• M6: 12,384,310 km (0.113 R)
• M7: 13,839,598 km (0.101 R)
• M8: 14,917,152 km (0.105 R)
• M9: 16,563,027 km (0.082 R)
• M10: 20,212,468 km (0.108 R)
• M11: 22,587,334 km (0.052 R)
• M12: 26,035,265 km (0.08 R)
• M13: 26,846,535 km (0.092 R)
• M14: 29,490,677 km (0.114 R)
• M15: 33,359,128 km (0.08 R)
• M16: 37,553,105 km (0.098 R)
• M17: 38,458,321 km (0.071 R)
• M18: 41,261,038 km (0.097 R)
• M19: 43,911,762 km (0.048 R)
• M20: 52,221,924 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.1

Radius: 5.6

Gravity: 20.44 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 17.98 AU - 19.64 AU

Year: 30100 Days

Day: 24.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 97,742,954 km

• M1: 89,759 km (0.096 R)
• M2: 274,512 km (0.095 R)
• M3: 1,403,078 km (0.052 R)
• M4: 1,632,711 km (0.108 R)
• M5: 1,846,487 km (0.103 R)
• M6: 2,378,606 km (0.097 R)
• M7: 3,391,683 km (0.112 R)
• M8: 3,708,980 km (0.113 R)
• M9: 4,080,432 km (0.075 R)
• M10: 4,402,665 km (0.037 R)
• M11: 5,774,777 km (0.059 R)
• M12: 6,135,009 km (0.073 R)
• M13: 6,606,242 km (0.115 R)
• M14: 8,054,050 km (0.098 R)
• M15: 8,446,745 km (0.097 R)
• M16: 9,089,267 km (0.096 R)
• M17: 9,514,873 km (0.111 R)
• M18: 10,210,354 km (0.069 R)
• M19: 12,132,836 km (0.083 R)
• M20: 15,364,449 km (0.038 R)
• M21: 16,143,405 km (0.113 R)
• M22: 19,424,087 km (0.1 R)
• M23: 19,825,308 km (0.068 R)
• M24: 20,231,915 km (0.037 R)
• M25: 30,511,084 km (0.108 R)
• M26: 32,576,582 km (0.064 R)
• M27: 35,622,245 km (0.112 R)
• M28: 38,852,362 km (0.095 R)
• M29: 49,331,992 km (0.116 R)
• M30: 53,923,600 km (0.099 R)
• M31: 69,858,914 km (0.057 R)
• M32: 83,812,357 km (0.11 R)
• M33: 84,076,995 km (0.119 R)
• M34: 85,677,094 km (0.111 R)
• M35: 89,213,438 km (0.109 R)
• M36: 91,998,951 km (0.089 R)
• M37: 92,845,824 km (0.115 R)
• M38: 96,866,566 km (0.118 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: 282 - 15,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit