🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.6 AU - 0.74 AU

Year: 195 Days

Day: 34.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.33 AU - 2.07 AU

Year: 790 Days

Day: 41.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.04 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.99 AU - 2.75 AU

Year: 1301 Days

Day: 31.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.27 AU - 3.73 AU

Year: 2334 Days

Day: 31.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.38 AU - 3.72 AU

Year: 2384 Days

Day: 24.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,042,485 km

• M1: 169,046 km (0.066 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346

Radius: 9.5

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.42 AU - 5.72 AU

Year: 4686 Days

Day: 11.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,042,485 km

• M1: 118,182 km (0.069 R)
• M2: 554,260 km (0.052 R)
• M3: 994,975 km (0.04 R)
• M4: 1,839,904 km (0.06 R)
• M5: 2,392,070 km (0.089 R)
• M6: 2,813,637 km (0.083 R)
• M7: 3,321,073 km (0.084 R)
• M8: 6,294,630 km (0.082 R)
• M9: 7,710,274 km (0.091 R)
• M10: 8,249,126 km (0.076 R)
• M11: 8,741,153 km (0.105 R)
• M12: 9,668,211 km (0.095 R)
• M13: 10,375,360 km (0.093 R)
• M14: 10,907,330 km (0.109 R)
• M15: 12,025,425 km (0.115 R)
• M16: 17,383,273 km (0.102 R)
• M17: 18,133,955 km (0.12 R)
• M18: 19,948,278 km (0.078 R)
• M19: 20,835,094 km (0.052 R)
• M20: 21,158,225 km (0.09 R)
• M21: 22,551,580 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 13.7

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.45 AU - 10.71 AU

Year: 12267 Days

Day: 11.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 179.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,042,485 km

• M1: 170,392 km (0.088 R)
• M2: 670,647 km (0.107 R)
• M3: 1,163,871 km (0.097 R)
• M4: 2,531,944 km (0.117 R)
• M5: 4,400,721 km (0.113 R)
• M6: 4,915,188 km (0.08 R)
• M7: 9,376,346 km (0.097 R)
• M8: 13,055,107 km (0.103 R)
• M9: 14,382,638 km (0.078 R)
• M10: 14,844,597 km (0.118 R)
• M11: 17,527,934 km (0.107 R)
• M12: 18,284,749 km (0.085 R)
• M13: 18,984,269 km (0.105 R)
• M14: 24,299,033 km (0.085 R)
• M15: 24,955,468 km (0.095 R)
• M16: 26,205,657 km (0.09 R)
• M17: 32,862,613 km (0.093 R)
• M18: 36,396,115 km (0.12 R)
• M19: 48,210,008 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.2

Radius: 4.3

Gravity: 36.41 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 12.32 AU - 14.82 AU

Year: 17818 Days

Day: 19.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,042,485 km

• M1: 56,548 km (0.101 R)
• M2: 193,430 km (0.06 R)
• M3: 604,974 km (0.06 R)
• M4: 950,246 km (0.071 R)
• M5: 1,283,550 km (0.094 R)
• M6: 2,411,966 km (0.106 R)
• M7: 2,877,814 km (0.097 R)
• M8: 5,464,212 km (0.047 R)
• M9: 7,227,522 km (0.114 R)
• M10: 10,239,077 km (0.063 R)
• M11: 12,148,245 km (0.11 R)
• M12: 16,254,257 km (0.06 R)
• M13: 16,572,901 km (0.095 R)
• M14: 18,834,073 km (0.108 R)
• M15: 19,097,365 km (0.1 R)
• M16: 22,157,539 km (0.081 R)
• M17: 23,246,013 km (0.074 R)
• M18: 23,956,902 km (0.108 R)
• M19: 24,266,121 km (0.114 R)
• M20: 36,973,712 km (0.119 R)
• M21: 42,281,445 km (0.068 R)
• M22: 43,339,550 km (0.088 R)
• M23: 46,300,541 km (0.102 R)
• M24: 47,262,904 km (0.114 R)
• M25: 48,074,921 km (0.081 R)
• M26: 52,448,116 km (0.116 R)
• M27: 54,021,736 km (0.081 R)
• M28: 60,821,408 km (0.116 R)
• M29: 69,414,459 km (0.104 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 13,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit