🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.45 AU - 0.69 AU

Year: 165 Days

Day: 46 Hours

Environment

Temp: 213 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.34 AU - 2.22 AU

Year: 909 Days

Day: 12.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,033,684 km

• M1: 492,027 km (0.026 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.93 AU - 2.01 AU

Year: 1059 Days

Day: 35.8 Hours

Environment

Temp: -87 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.12 AU - 2.98 AU

Year: 1559 Days

Day: 30.1 Hours

Environment

Temp: -97 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.97 AU - 3.27 AU

Year: 1624 Days

Day: 29.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,033,684 km

• M1: 88,712 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.18 AU - 3.66 AU

Year: 2422 Days

Day: 44.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268

Radius: 8.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.65 AU - 5.09 AU

Year: 3498 Days

Day: 11.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,033,684 km

• M1: 104,569 km (0.081 R)
• M2: 378,034 km (0.112 R)
• M3: 714,928 km (0.09 R)
• M4: 1,083,986 km (0.091 R)
• M5: 1,358,797 km (0.061 R)
• M6: 1,958,386 km (0.034 R)
• M7: 3,803,825 km (0.114 R)
• M8: 4,069,810 km (0.112 R)
• M9: 4,348,212 km (0.1 R)
• M10: 4,746,441 km (0.117 R)
• M11: 6,140,394 km (0.095 R)
• M12: 6,751,502 km (0.116 R)
• M13: 7,490,515 km (0.111 R)
• M14: 8,032,957 km (0.067 R)
• M15: 9,028,231 km (0.12 R)
• M16: 9,434,839 km (0.096 R)
• M17: 10,394,509 km (0.1 R)
• M18: 13,796,065 km (0.094 R)
• M19: 14,109,174 km (0.108 R)
• M20: 15,219,190 km (0.072 R)
• M21: 16,737,758 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.7

Radius: 3.4

Gravity: 51.53 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 11 AU - 15.54 AU

Year: 18509 Days

Day: 15.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,033,684 km

• M1: 49,966 km (0.069 R)
• M2: 227,389 km (0.082 R)
• M3: 561,291 km (0.101 R)
• M4: 736,919 km (0.072 R)
• M5: 1,429,408 km (0.061 R)
• M6: 1,866,383 km (0.047 R)
• M7: 2,056,223 km (0.066 R)
• M8: 2,564,706 km (0.106 R)
• M9: 2,727,618 km (0.108 R)
• M10: 3,794,700 km (0.12 R)
• M11: 4,226,140 km (0.1 R)
• M12: 4,723,702 km (0.115 R)
• M13: 5,953,995 km (0.097 R)
• M14: 16,789,818 km (0.108 R)
• M15: 18,624,337 km (0.116 R)
• M16: 20,959,559 km (0.101 R)
• M17: 25,555,804 km (0.102 R)
• M18: 27,188,515 km (0.089 R)
• M19: 39,312,226 km (0.109 R)
• M20: 47,658,291 km (0.095 R)
• M21: 68,970,453 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.3

Radius: 4.9

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 16.38 AU - 19.78 AU

Year: 29435 Days

Day: 17.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,033,684 km

• M1: 62,233 km (0.078 R)
• M2: 331,060 km (0.048 R)
• M3: 1,527,245 km (0.096 R)
• M4: 2,280,320 km (0.091 R)
• M5: 2,481,380 km (0.049 R)
• M6: 4,207,889 km (0.065 R)
• M7: 5,060,148 km (0.073 R)
• M8: 5,509,091 km (0.105 R)
• M9: 7,976,708 km (0.069 R)
• M10: 8,632,096 km (0.066 R)
• M11: 14,460,429 km (0.078 R)
• M12: 15,934,417 km (0.094 R)
• M13: 16,226,133 km (0.114 R)
• M14: 19,673,915 km (0.102 R)
• M15: 20,520,490 km (0.1 R)
• M16: 24,341,818 km (0.072 R)
• M17: 35,168,215 km (0.068 R)
• M18: 37,815,948 km (0.037 R)
• M19: 45,520,089 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 20,267 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit