🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.49 AU - 0.51 AU

Year: 132 Days

Day: 15.7 Hours

Environment

Temp: 225 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.63 AU - 0.71 AU

Year: 206 Days

Day: 12.1 Hours

Environment

Temp: 103 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.62 AU - 0.94 AU

Year: 258 Days

Day: 21.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,746,892 km

• M1: 271,221 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.72 AU - 0.92 AU

Year: 278 Days

Day: 24.6 Hours

Environment

Temp: 161 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,746,892 km

• M1: 42,785 km (0.063 R)
• M2: 491,728 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.59 AU - 4.25 AU

Year: 2370 Days

Day: 41.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.35 AU - 3.69 AU

Year: 2475 Days

Day: 28.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.38 AU - 5.2 AU

Year: 3330 Days

Day: 21.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,746,892 km

• M1: 2,861,209 km (0.068 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.61 AU - 5.11 AU

Year: 3412 Days

Day: 28.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.6

Radius: 8.8

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.41 AU - 6.13 AU

Year: 4534 Days

Day: 11.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 36,746,892 km

• M1: 112,348 km (0.081 R)
• M2: 422,315 km (0.111 R)
• M3: 728,691 km (0.06 R)
• M4: 1,236,875 km (0.083 R)
• M5: 1,636,152 km (0.109 R)
• M6: 1,926,372 km (0.098 R)
• M7: 2,207,017 km (0.118 R)
• M8: 2,482,876 km (0.056 R)
• M9: 4,782,644 km (0.107 R)
• M10: 5,383,429 km (0.06 R)
• M11: 6,485,516 km (0.107 R)
• M12: 7,490,515 km (0.084 R)
• M13: 8,521,394 km (0.073 R)
• M14: 8,898,081 km (0.114 R)
• M15: 9,806,589 km (0.111 R)
• M16: 10,516,880 km (0.076 R)
• M17: 11,038,528 km (0.075 R)
• M18: 11,760,936 km (0.107 R)
• M19: 12,610,801 km (0.103 R)
• M20: 14,013,581 km (0.113 R)
• M21: 15,461,838 km (0.084 R)
• M22: 16,136,674 km (0.105 R)
• M23: 17,125,964 km (0.074 R)
• M24: 17,605,276 km (0.092 R)
• M25: 18,527,995 km (0.111 R)
• M26: 19,096,916 km (0.061 R)
• M27: 20,005,125 km (0.101 R)
• M28: 20,806,221 km (0.12 R)
• M29: 22,974,493 km (0.091 R)
• M30: 24,450,874 km (0.097 R)
• M31: 25,521,247 km (0.089 R)
• M32: 26,304,691 km (0.095 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489

Radius: 11.3

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.53 AU - 7.79 AU

Year: 7945 Days

Day: 8 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,746,892 km

• M1: 140,921 km (0.119 R)
• M2: 525,089 km (0.11 R)
• M3: 970,292 km (0.119 R)
• M4: 1,420,432 km (0.103 R)
• M5: 3,388,093 km (0.097 R)
• M6: 4,290,916 km (0.033 R)
• M7: 4,743,898 km (0.1 R)
• M8: 5,228,446 km (0.116 R)
• M9: 6,432,409 km (0.084 R)
• M10: 6,955,553 km (0.082 R)
• M11: 7,968,630 km (0.066 R)
• M12: 8,738,760 km (0.115 R)
• M13: 9,826,935 km (0.108 R)
• M14: 11,599,968 km (0.085 R)
• M15: 12,113,837 km (0.038 R)
• M16: 12,589,259 km (0.082 R)
• M17: 13,132,000 km (0.099 R)
• M18: 13,521,104 km (0.091 R)
• M19: 15,399,306 km (0.086 R)
• M20: 19,094,672 km (0.06 R)
• M21: 20,324,068 km (0.075 R)
• M22: 20,770,468 km (0.097 R)
• M23: 23,997,443 km (0.107 R)
• M24: 24,917,021 km (0.115 R)
• M25: 25,428,496 km (0.082 R)
• M26: 30,739,670 km (0.112 R)
• M27: 35,444,822 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 20,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit