🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.68 AU - 1.1 AU

Year: 301 Days

Day: 12.1 Hours

Environment

Temp: 156 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,527,197 km

• M1: 256,860 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.72 AU - 1.18 AU

Year: 332 Days

Day: 18 Hours

Environment

Temp: 129 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1 AU - 1.04 AU

Year: 369 Days

Day: 39.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.19 AU - 1.49 AU

Year: 556 Days

Day: 34.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.12 AU - 1.82 AU

Year: 638 Days

Day: 30.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.94 AU - 5.92 AU

Year: 3921 Days

Day: 47.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,527,197 km

• M1: 27,676 km (0.055 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941

Radius: 8.2

Gravity: 13.99 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.25 AU - 6.49 AU

Year: 5094 Days

Day: 13.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,527,197 km

• M1: 102,624 km (0.113 R)
• M2: 962,961 km (0.037 R)
• M3: 1,469,350 km (0.074 R)
• M4: 1,763,161 km (0.114 R)
• M5: 2,190,113 km (0.053 R)
• M6: 2,795,984 km (0.071 R)
• M7: 3,825,816 km (0.117 R)
• M8: 4,137,279 km (0.078 R)
• M9: 5,146,316 km (0.066 R)
• M10: 5,677,987 km (0.065 R)
• M11: 6,052,431 km (0.097 R)
• M12: 6,376,908 km (0.114 R)
• M13: 8,060,632 km (0.073 R)
• M14: 9,109,762 km (0.058 R)
• M15: 10,066,291 km (0.12 R)
• M16: 11,136,365 km (0.074 R)
• M17: 11,924,147 km (0.113 R)
• M18: 13,665,915 km (0.032 R)
• M19: 13,999,818 km (0.106 R)
• M20: 14,684,228 km (0.077 R)
• M21: 18,920,989 km (0.118 R)
• M22: 20,184,493 km (0.086 R)
• M23: 20,618,027 km (0.041 R)
• M24: 21,428,698 km (0.113 R)
• M25: 23,035,230 km (0.057 R)
• M26: 25,467,242 km (0.108 R)
• M27: 25,803,987 km (0.078 R)
• M28: 26,400,284 km (0.114 R)
• M29: 27,975,999 km (0.114 R)
• M30: 29,892,497 km (0.079 R)
• M31: 30,361,337 km (0.086 R)
• M32: 31,217,784 km (0.103 R)
• M33: 32,090,090 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698

Radius: 8

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 8.99 AU - 10.29 AU

Year: 10720 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,527,197 km

• M1: 99,632 km (0.107 R)
• M2: 413,638 km (0.096 R)
• M3: 1,978,282 km (0.095 R)
• M4: 2,591,933 km (0.117 R)
• M5: 3,399,761 km (0.063 R)
• M6: 3,808,612 km (0.073 R)
• M7: 4,249,926 km (0.03 R)
• M8: 5,537,515 km (0.05 R)
• M9: 6,289,543 km (0.068 R)
• M10: 12,828,017 km (0.066 R)
• M11: 15,469,317 km (0.112 R)
• M12: 20,202,444 km (0.103 R)
• M13: 20,531,859 km (0.088 R)
• M14: 24,959,806 km (0.044 R)
• M15: 28,412,525 km (0.084 R)
• M16: 39,235,034 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.1

Radius: 7.1

Gravity: 17.97 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 12.13 AU - 17.09 AU

Year: 20001 Days

Day: 18.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,527,197 km

• M1: 405,111 km (0.032 R)
• M2: 905,965 km (0.11 R)
• M3: 2,187,121 km (0.093 R)
• M4: 3,484,882 km (0.114 R)
• M5: 6,270,096 km (0.083 R)
• M6: 8,477,562 km (0.058 R)
• M7: 11,752,858 km (0.091 R)
• M8: 13,153,991 km (0.098 R)
• M9: 13,595,305 km (0.06 R)
• M10: 18,657,248 km (0.11 R)
• M11: 22,064,040 km (0.031 R)
• M12: 23,859,215 km (0.073 R)
• M13: 24,736,906 km (0.111 R)
• M14: 32,681,001 km (0.11 R)
• M15: 33,490,176 km (0.112 R)
• M16: 43,291,380 km (0.111 R)
• M17: 52,422,983 km (0.119 R)
• M18: 62,345,661 km (0.085 R)
• M19: 64,638,398 km (0.1 R)
• M20: 66,555,494 km (0.082 R)
• M21: 68,510,290 km (0.064 R)
• M22: 75,069,109 km (0.092 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 14,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit