🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.64 AU - 0.96 AU

Year: 274 Days

Day: 25.1 Hours

Environment

Temp: 145 °C

Axial Tilt: 19.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.84 AU - 1.38 AU

Year: 448 Days

Day: 36 Hours

Environment

Temp: -17 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 83,042,292 km

• M1: 574,755 km (0.089 R)
• M2: 882,627 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.21 AU - 1.89 AU

Year: 739 Days

Day: 15.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,042,292 km

• M1: 31,266 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.5 AU - 1.66 AU

Year: 760 Days

Day: 46 Hours

Environment

Temp: -64 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.37 AU - 2.97 AU

Year: 1670 Days

Day: 30.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.27 AU - 3.19 AU

Year: 1727 Days

Day: 28.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.32 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.2

Radius: 13.6

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.48 AU - 12.34 AU

Year: 11945 Days

Day: 12.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,042,292 km

• M1: 170,093 km (0.081 R)
• M2: 609,163 km (0.046 R)
• M3: 1,433,896 km (0.101 R)
• M4: 2,281,816 km (0.074 R)
• M5: 3,399,612 km (0.115 R)
• M6: 5,403,026 km (0.108 R)
• M7: 6,089,082 km (0.05 R)
• M8: 7,081,365 km (0.116 R)
• M9: 9,474,332 km (0.091 R)
• M10: 12,051,305 km (0.107 R)
• M11: 12,897,281 km (0.103 R)
• M12: 14,297,816 km (0.085 R)
• M13: 14,885,736 km (0.097 R)
• M14: 15,922,001 km (0.114 R)
• M15: 17,399,878 km (0.113 R)
• M16: 21,530,874 km (0.068 R)
• M17: 23,417,003 km (0.103 R)
• M18: 24,234,556 km (0.114 R)
• M19: 25,155,780 km (0.054 R)
• M20: 26,890,367 km (0.112 R)
• M21: 29,075,543 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 10.4

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 8.73 AU - 13.23 AU

Year: 13931 Days

Day: 8.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,042,292 km

• M1: 133,441 km (0.106 R)
• M2: 1,102,985 km (0.101 R)
• M3: 1,685,818 km (0.108 R)
• M4: 2,832,636 km (0.049 R)
• M5: 4,194,276 km (0.067 R)
• M6: 4,952,737 km (0.045 R)
• M7: 5,874,708 km (0.101 R)
• M8: 6,297,771 km (0.12 R)
• M9: 10,451,954 km (0.116 R)
• M10: 11,365,549 km (0.085 R)
• M11: 13,156,086 km (0.056 R)
• M12: 14,289,289 km (0.095 R)
• M13: 15,924,245 km (0.097 R)
• M14: 16,901,717 km (0.111 R)
• M15: 20,683,402 km (0.088 R)
• M16: 21,484,049 km (0.056 R)
• M17: 21,846,525 km (0.118 R)
• M18: 23,147,279 km (0.107 R)
• M19: 24,205,085 km (0.094 R)
• M20: 28,432,721 km (0.108 R)
• M21: 29,869,758 km (0.09 R)
• M22: 30,777,817 km (0.116 R)
• M23: 31,938,547 km (0.09 R)
• M24: 36,487,968 km (0.074 R)
• M25: 39,388,371 km (0.098 R)
• M26: 41,033,499 km (0.064 R)
• M27: 44,607,093 km (0.119 R)
• M28: 46,544,984 km (0.068 R)
• M29: 49,951,178 km (0.059 R)
• M30: 50,747,936 km (0.113 R)
• M31: 51,229,940 km (0.114 R)
• M32: 52,203,374 km (0.079 R)
• M33: 56,909,124 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.9

Radius: 4.2

Gravity: 24.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 13.8 AU - 21.58 AU

Year: 28488 Days

Day: 16.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,042,292 km

• M1: 52,509 km (0.086 R)
• M2: 230,381 km (0.064 R)
• M3: 373,396 km (0.073 R)
• M4: 512,373 km (0.058 R)
• M5: 1,257,819 km (0.101 R)
• M6: 1,893,610 km (0.094 R)
• M7: 2,118,455 km (0.048 R)
• M8: 2,453,555 km (0.104 R)
• M9: 3,765,079 km (0.078 R)
• M10: 3,989,177 km (0.045 R)
• M11: 5,813,972 km (0.108 R)
• M12: 7,025,714 km (0.105 R)
• M13: 8,396,480 km (0.041 R)
• M14: 8,946,401 km (0.105 R)
• M15: 15,502,379 km (0.072 R)
• M16: 15,911,828 km (0.075 R)
• M17: 16,160,908 km (0.026 R)
• M18: 16,328,458 km (0.101 R)
• M19: 17,710,593 km (0.102 R)
• M20: 18,248,247 km (0.065 R)
• M21: 18,521,264 km (0.11 R)
• M22: 20,313,446 km (0.09 R)
• M23: 20,606,658 km (0.113 R)
• M24: 38,982,662 km (0.09 R)
• M25: 63,627,714 km (0.075 R)
• M26: 73,706,273 km (0.081 R)
• M27: 75,794,958 km (0.065 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 19,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit