🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.45 AU - 0.75 AU

Year: 166 Days

Day: 16 Hours

Environment

Temp: 161 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.11 AU - 1.33 AU

Year: 483 Days

Day: 14.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,760,897 km

• M1: 23,636 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.46 AU - 1.5 AU

Year: 645 Days

Day: 45.1 Hours

Environment

Temp: -20 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.05 AU - 2.25 AU

Year: 1129 Days

Day: 27 Hours

Environment

Temp: -72 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.51 AU - 2.89 AU

Year: 1589 Days

Day: 34.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,760,897 km

• M1: 528,230 km (0.118 R)

Asteroid Belt

Center: 4.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 9.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.55 AU - 8.21 AU

Year: 6463 Days

Day: 10 Hours

Environment

Temp: -162 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,760,897 km

• M1: 119,379 km (0.073 R)
• M2: 478,713 km (0.105 R)
• M3: 847,472 km (0.09 R)
• M4: 1,217,727 km (0.05 R)
• M5: 1,547,440 km (0.071 R)
• M6: 1,965,566 km (0.078 R)
• M7: 2,327,892 km (0.086 R)
• M8: 2,663,590 km (0.11 R)
• M9: 3,330,198 km (0.085 R)
• M10: 3,692,075 km (0.116 R)
• M11: 4,395,485 km (0.051 R)
• M12: 5,074,958 km (0.114 R)
• M13: 6,446,771 km (0.074 R)
• M14: 7,080,168 km (0.09 R)
• M15: 8,510,024 km (0.117 R)
• M16: 9,649,063 km (0.109 R)
• M17: 12,629,651 km (0.096 R)
• M18: 12,988,985 km (0.102 R)
• M19: 14,108,276 km (0.106 R)
• M20: 21,839,644 km (0.054 R)
• M21: 23,342,354 km (0.076 R)
• M22: 26,468,650 km (0.112 R)
• M23: 28,789,811 km (0.107 R)
• M24: 30,136,341 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 677

Radius: 5.7

Gravity: 20.84 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 12.81 AU - 15.87 AU

Year: 19449 Days

Day: 20.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,760,897 km

• M1: 70,909 km (0.115 R)
• M2: 449,093 km (0.069 R)
• M3: 674,387 km (0.117 R)
• M4: 1,072,766 km (0.075 R)
• M5: 1,684,921 km (0.086 R)
• M6: 2,371,874 km (0.082 R)
• M7: 2,598,814 km (0.076 R)
• M8: 3,257,494 km (0.12 R)
• M9: 6,358,807 km (0.118 R)
• M10: 6,843,504 km (0.104 R)
• M11: 7,738,099 km (0.107 R)
• M12: 9,250,085 km (0.119 R)
• M13: 10,104,738 km (0.076 R)
• M14: 13,263,347 km (0.117 R)
• M15: 15,180,294 km (0.098 R)
• M16: 24,169,182 km (0.11 R)
• M17: 27,811,441 km (0.06 R)
• M18: 29,341,378 km (0.114 R)
• M19: 39,568,637 km (0.114 R)
• M20: 45,553,000 km (0.102 R)
• M21: 50,891,999 km (0.086 R)
• M22: 57,192,912 km (0.061 R)
• M23: 63,391,051 km (0.092 R)
• M24: 63,792,721 km (0.067 R)
• M25: 70,236,499 km (0.104 R)
• M26: 70,451,172 km (0.112 R)
• M27: 71,967,048 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.9

Radius: 3.5

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 12.31 AU - 19.51 AU

Year: 22729 Days

Day: 16.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,760,897 km

• M1: 54,005 km (0.105 R)
• M2: 194,028 km (0.108 R)
• M3: 388,057 km (0.051 R)
• M4: 794,365 km (0.026 R)
• M5: 913,594 km (0.098 R)
• M6: 1,333,366 km (0.087 R)
• M7: 1,462,618 km (0.067 R)
• M8: 1,870,123 km (0.117 R)
• M9: 2,204,474 km (0.114 R)
• M10: 2,883,649 km (0.097 R)
• M11: 3,495,205 km (0.092 R)
• M12: 5,378,043 km (0.11 R)
• M13: 5,673,798 km (0.081 R)
• M14: 6,226,114 km (0.11 R)
• M15: 7,198,650 km (0.076 R)
• M16: 12,272,411 km (0.082 R)
• M17: 13,192,139 km (0.119 R)
• M18: 14,910,420 km (0.109 R)
• M19: 16,497,354 km (0.104 R)
• M20: 31,595,818 km (0.074 R)
• M21: 32,555,189 km (0.071 R)
• M22: 35,321,404 km (0.099 R)
• M23: 36,354,527 km (0.06 R)
• M24: 37,644,210 km (0.117 R)
• M25: 41,189,979 km (0.103 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 15,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit