🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.7 AU - 0.88 AU

Year: 255 Days

Day: 44.7 Hours

Environment

Temp: 94 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.39 AU - 5.03 AU

Year: 3139 Days

Day: 46.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.31 AU - 4.67 AU

Year: 3458 Days

Day: 29.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.74 AU - 5.68 AU

Year: 3715 Days

Day: 37.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.02 AU - 5.6 AU

Year: 3834 Days

Day: 39.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,437,583 km

• M1: 9,724 km (0.049 R)

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.7

Radius: 12.3

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.18 AU - 7.42 AU

Year: 5747 Days

Day: 9.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,437,583 km

• M1: 153,039 km (0.088 R)
• M2: 820,096 km (0.102 R)
• M3: 1,327,382 km (0.102 R)
• M4: 1,770,790 km (0.114 R)
• M5: 2,358,859 km (0.12 R)
• M6: 3,092,637 km (0.074 R)
• M7: 5,091,713 km (0.102 R)
• M8: 5,966,262 km (0.088 R)
• M9: 6,409,521 km (0.102 R)
• M10: 6,811,341 km (0.104 R)
• M11: 7,230,065 km (0.048 R)
• M12: 8,852,155 km (0.086 R)
• M13: 9,509,039 km (0.112 R)
• M14: 10,239,974 km (0.11 R)
• M15: 10,661,990 km (0.101 R)
• M16: 11,051,692 km (0.116 R)
• M17: 12,755,014 km (0.078 R)
• M18: 15,768,064 km (0.078 R)
• M19: 16,503,487 km (0.088 R)
• M20: 16,967,241 km (0.1 R)
• M21: 18,722,024 km (0.116 R)
• M22: 22,518,668 km (0.1 R)
• M23: 23,964,382 km (0.047 R)
• M24: 24,709,978 km (0.119 R)
• M25: 26,012,975 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63

Radius: 3.9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 13.27 AU - 16.21 AU

Year: 20567 Days

Day: 20.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 78.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,437,583 km

• M1: 49,218 km (0.086 R)
• M2: 181,163 km (0.097 R)
• M3: 372,050 km (0.052 R)
• M4: 621,130 km (0.068 R)
• M5: 900,729 km (0.029 R)
• M6: 1,151,156 km (0.096 R)
• M7: 2,492,301 km (0.097 R)
• M8: 2,788,205 km (0.106 R)
• M9: 3,516,747 km (0.099 R)
• M10: 4,416,428 km (0.054 R)
• M11: 6,622,548 km (0.116 R)
• M12: 9,251,731 km (0.108 R)
• M13: 12,034,102 km (0.112 R)
• M14: 13,530,679 km (0.107 R)
• M15: 14,093,915 km (0.108 R)
• M16: 14,731,351 km (0.096 R)
• M17: 16,503,787 km (0.067 R)
• M18: 16,887,356 km (0.118 R)
• M19: 17,342,432 km (0.1 R)
• M20: 19,385,790 km (0.095 R)
• M21: 21,812,566 km (0.042 R)
• M22: 26,993,141 km (0.03 R)
• M23: 27,704,478 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.8

Radius: 3.6

Gravity: 17.42 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 12.73 AU - 18.89 AU

Year: 22847 Days

Day: 24.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,437,583 km

• M1: 44,879 km (0.109 R)
• M2: 254,316 km (0.087 R)
• M3: 385,065 km (0.115 R)
• M4: 647,609 km (0.099 R)
• M5: 1,212,491 km (0.045 R)
• M6: 1,838,707 km (0.098 R)
• M7: 2,033,185 km (0.055 R)
• M8: 2,442,784 km (0.072 R)
• M9: 2,744,822 km (0.073 R)
• M10: 3,345,607 km (0.074 R)
• M11: 4,236,462 km (0.1 R)
• M12: 6,880,006 km (0.107 R)
• M13: 7,133,126 km (0.081 R)
• M14: 7,793,151 km (0.072 R)
• M15: 8,208,136 km (0.077 R)
• M16: 9,284,343 km (0.108 R)
• M17: 9,962,769 km (0.062 R)
• M18: 10,842,255 km (0.118 R)
• M19: 13,071,862 km (0.057 R)
• M20: 14,949,315 km (0.097 R)
• M21: 17,774,321 km (0.12 R)
• M22: 19,899,658 km (0.064 R)
• M23: 24,354,384 km (0.105 R)
• M24: 25,040,440 km (0.065 R)
• M25: 31,343,297 km (0.039 R)
• M26: 32,861,267 km (0.102 R)
• M27: 33,698,566 km (0.053 R)
• M28: 33,819,291 km (0.12 R)
• M29: 36,933,171 km (0.098 R)
• M30: 43,437,088 km (0.097 R)
• M31: 52,587,840 km (0.089 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 15,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit