🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.75 AU - 1.07 AU

Year: 314 Days

Day: 39.7 Hours

Environment

Temp: 111 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.23 AU - 1.93 AU

Year: 718 Days

Day: 31.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,450,239 km

• M1: 1,180,327 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.76 AU - 1.98 AU

Year: 925 Days

Day: 20.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.09 AU - 2.97 AU

Year: 1455 Days

Day: 17.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.07 AU - 3.01 AU

Year: 1464 Days

Day: 22.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 44,450,239 km

• M1: 61,335 km (0.087 R)
• M2: 791,522 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.29 AU - 3.11 AU

Year: 1604 Days

Day: 25.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.2

Radius: 14.5

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.49 AU - 5.91 AU

Year: 4922 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,450,239 km

• M1: 180,415 km (0.082 R)
• M2: 869,164 km (0.07 R)
• M3: 1,586,037 km (0.111 R)
• M4: 2,410,022 km (0.118 R)
• M5: 3,177,908 km (0.114 R)
• M6: 3,659,014 km (0.104 R)
• M7: 4,518,304 km (0.086 R)
• M8: 5,081,391 km (0.101 R)
• M9: 5,691,301 km (0.11 R)
• M10: 8,323,027 km (0.091 R)
• M11: 9,582,043 km (0.11 R)
• M12: 11,005,915 km (0.059 R)
• M13: 11,596,229 km (0.113 R)
• M14: 12,207,635 km (0.101 R)
• M15: 13,258,859 km (0.048 R)
• M16: 17,446,253 km (0.09 R)
• M17: 19,501,878 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.9

Radius: 11.8

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.55 AU - 8.77 AU

Year: 7667 Days

Day: 10.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,450,239 km

• M1: 147,504 km (0.067 R)
• M2: 519,254 km (0.033 R)
• M3: 1,482,814 km (0.082 R)
• M4: 2,187,869 km (0.111 R)
• M5: 2,741,830 km (0.118 R)
• M6: 3,455,711 km (0.078 R)
• M7: 4,614,496 km (0.085 R)
• M8: 7,336,130 km (0.102 R)
• M9: 13,285,637 km (0.09 R)
• M10: 14,458,185 km (0.1 R)
• M11: 16,344,465 km (0.092 R)
• M12: 16,740,600 km (0.076 R)
• M13: 19,326,848 km (0.098 R)
• M14: 23,479,835 km (0.095 R)
• M15: 23,984,727 km (0.109 R)
• M16: 26,618,099 km (0.115 R)
• M17: 31,731,653 km (0.089 R)
• M18: 34,356,647 km (0.035 R)
• M19: 37,464,842 km (0.112 R)
• M20: 39,087,081 km (0.116 R)
• M21: 39,559,212 km (0.057 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.1

Radius: 10.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.25 AU - 10.07 AU

Year: 9217 Days

Day: 12.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,450,239 km

• M1: 133,142 km (0.084 R)
• M2: 637,885 km (0.103 R)
• M3: 1,191,697 km (0.064 R)
• M4: 2,396,109 km (0.086 R)
• M5: 3,142,902 km (0.101 R)
• M6: 3,511,212 km (0.045 R)
• M7: 4,307,521 km (0.113 R)
• M8: 5,095,752 km (0.113 R)
• M9: 6,292,834 km (0.067 R)
• M10: 7,072,688 km (0.039 R)
• M11: 8,914,687 km (0.102 R)
• M12: 9,705,611 km (0.104 R)
• M13: 11,588,001 km (0.068 R)
• M14: 16,264,281 km (0.065 R)
• M15: 16,881,970 km (0.087 R)
• M16: 19,357,815 km (0.054 R)
• M17: 19,818,576 km (0.064 R)
• M18: 21,083,127 km (0.107 R)
• M19: 26,399,985 km (0.066 R)
• M20: 31,480,778 km (0.091 R)
• M21: 32,548,158 km (0.119 R)
• M22: 32,981,693 km (0.103 R)
• M23: 34,529,881 km (0.113 R)
• M24: 34,981,068 km (0.119 R)
• M25: 38,370,059 km (0.095 R)
• M26: 39,219,625 km (0.094 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 14,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit