🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.6 AU - 0.72 AU

Year: 195 Days

Day: 18.3 Hours

Environment

Temp: 144 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.57 AU - 0.93 AU

Year: 236 Days

Day: 35.1 Hours

Environment

Temp: 153 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.74 AU - 1.88 AU

Year: 885 Days

Day: 29.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,040,549 km

• M1: 283,338 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.75 AU - 2.55 AU

Year: 1146 Days

Day: 13.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,040,549 km

• M1: 17,054 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.99 AU - 3.21 AU

Year: 1984 Days

Day: 30.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.85 AU - 4.73 AU

Year: 2682 Days

Day: 28.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.1

Radius: 9.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.25 AU - 7.45 AU

Year: 5816 Days

Day: 14.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,040,549 km

• M1: 117,135 km (0.082 R)
• M2: 426,055 km (0.118 R)
• M3: 798,853 km (0.066 R)
• M4: 1,507,947 km (0.1 R)
• M5: 2,085,394 km (0.103 R)
• M6: 4,922,668 km (0.108 R)
• M7: 6,074,870 km (0.111 R)
• M8: 6,791,594 km (0.075 R)
• M9: 7,170,525 km (0.098 R)
• M10: 7,970,724 km (0.038 R)
• M11: 8,428,494 km (0.095 R)
• M12: 10,149,767 km (0.092 R)
• M13: 12,185,495 km (0.09 R)
• M14: 12,510,421 km (0.113 R)
• M15: 13,618,941 km (0.115 R)
• M16: 16,196,812 km (0.038 R)
• M17: 17,278,554 km (0.103 R)
• M18: 18,529,491 km (0.064 R)
• M19: 20,160,707 km (0.049 R)
• M20: 23,634,369 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.9

Radius: 12.9

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.83 AU - 8.27 AU

Year: 7540 Days

Day: 12.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,040,549 km

• M1: 161,715 km (0.118 R)
• M2: 587,471 km (0.114 R)
• M3: 1,134,700 km (0.085 R)
• M4: 2,739,137 km (0.08 R)
• M5: 3,414,272 km (0.064 R)
• M6: 5,988,702 km (0.111 R)
• M7: 7,954,568 km (0.087 R)
• M8: 8,538,897 km (0.115 R)
• M9: 9,653,700 km (0.105 R)
• M10: 10,913,464 km (0.099 R)
• M11: 12,225,587 km (0.07 R)
• M12: 13,233,727 km (0.075 R)
• M13: 15,288,005 km (0.096 R)
• M14: 19,868,841 km (0.081 R)
• M15: 20,326,012 km (0.076 R)
• M16: 22,883,837 km (0.075 R)
• M17: 24,674,673 km (0.051 R)
• M18: 29,312,207 km (0.051 R)
• M19: 32,990,370 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.2

Radius: 12.7

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.23 AU - 13.87 AU

Year: 14266 Days

Day: 12.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,040,549 km

• M1: 158,574 km (0.109 R)
• M2: 1,079,049 km (0.108 R)
• M3: 1,952,851 km (0.117 R)
• M4: 4,524,588 km (0.119 R)
• M5: 5,914,202 km (0.118 R)
• M6: 6,409,521 km (0.096 R)
• M7: 7,353,932 km (0.098 R)
• M8: 10,308,789 km (0.057 R)
• M9: 10,803,509 km (0.028 R)
• M10: 11,429,577 km (0.091 R)
• M11: 13,005,889 km (0.109 R)
• M12: 14,449,060 km (0.088 R)
• M13: 18,361,194 km (0.095 R)
• M14: 18,925,776 km (0.115 R)
• M15: 20,776,003 km (0.087 R)
• M16: 23,678,501 km (0.037 R)
• M17: 27,885,043 km (0.098 R)
• M18: 29,391,194 km (0.075 R)
• M19: 32,448,077 km (0.118 R)
• M20: 37,357,580 km (0.103 R)
• M21: 38,658,184 km (0.093 R)
• M22: 39,319,706 km (0.115 R)
• M23: 40,123,346 km (0.111 R)
• M24: 41,763,686 km (0.091 R)
• M25: 47,102,834 km (0.109 R)
• M26: 54,023,830 km (0.073 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 19,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit