🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.52 AU - 0.52 AU

Year: 134 Days

Day: 46.8 Hours

Environment

Temp: 213 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.92 AU - 1 AU

Year: 335 Days

Day: 30.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.91 AU - 1.15 AU

Year: 373 Days

Day: 30.1 Hours

Environment

Temp: 105 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.57 AU - 3.99 AU

Year: 2620 Days

Day: 45.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 78.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.6

Radius: 12.5

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.22 AU - 7 AU

Year: 4736 Days

Day: 11.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,642,685 km

• M1: 155,432 km (0.029 R)
• M2: 691,741 km (0.114 R)
• M3: 1,085,333 km (0.108 R)
• M4: 1,509,742 km (0.057 R)
• M5: 2,059,514 km (0.073 R)
• M6: 2,901,152 km (0.076 R)
• M7: 3,293,696 km (0.045 R)
• M8: 5,640,139 km (0.066 R)
• M9: 7,625,751 km (0.045 R)
• M10: 8,146,053 km (0.112 R)
• M11: 9,514,125 km (0.095 R)
• M12: 10,079,306 km (0.091 R)
• M13: 11,153,120 km (0.114 R)
• M14: 11,739,095 km (0.11 R)
• M15: 12,927,350 km (0.084 R)
• M16: 15,801,125 km (0.09 R)
• M17: 17,138,381 km (0.099 R)
• M18: 20,716,463 km (0.026 R)
• M19: 21,220,009 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.7

Radius: 13.2

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.16 AU - 9.6 AU

Year: 8647 Days

Day: 10.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 115.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,642,685 km

• M1: 165,156 km (0.066 R)
• M2: 694,733 km (0.083 R)
• M3: 1,624,782 km (0.12 R)
• M4: 2,133,116 km (0.095 R)
• M5: 2,575,028 km (0.034 R)
• M6: 3,021,578 km (0.081 R)
• M7: 4,482,551 km (0.11 R)
• M8: 5,328,078 km (0.09 R)
• M9: 5,878,897 km (0.103 R)
• M10: 7,441,596 km (0.114 R)
• M11: 10,326,891 km (0.089 R)
• M12: 11,561,522 km (0.085 R)
• M13: 12,288,867 km (0.104 R)
• M14: 12,994,969 km (0.071 R)
• M15: 13,727,998 km (0.083 R)
• M16: 14,378,001 km (0.119 R)
• M17: 16,816,446 km (0.117 R)
• M18: 17,498,164 km (0.093 R)
• M19: 18,327,534 km (0.065 R)
• M20: 18,916,950 km (0.085 R)
• M21: 23,099,258 km (0.087 R)
• M22: 26,097,498 km (0.101 R)
• M23: 26,843,842 km (0.103 R)
• M24: 28,379,464 km (0.026 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.1

Radius: 12

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.64 AU - 9.74 AU

Year: 9930 Days

Day: 12.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,642,685 km

• M1: 149,448 km (0.099 R)
• M2: 2,180,539 km (0.037 R)
• M3: 3,317,482 km (0.114 R)
• M4: 5,758,471 km (0.116 R)
• M5: 7,647,294 km (0.053 R)
• M6: 9,581,295 km (0.113 R)
• M7: 11,301,670 km (0.12 R)
• M8: 11,774,250 km (0.119 R)
• M9: 18,652,760 km (0.103 R)
• M10: 19,313,534 km (0.102 R)
• M11: 21,033,909 km (0.112 R)
• M12: 28,594,287 km (0.066 R)
• M13: 29,031,412 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.2

Radius: 5

Gravity: 24.61 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 12.59 AU - 19.61 AU

Year: 23027 Days

Day: 19.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,642,685 km

• M1: 67,020 km (0.098 R)
• M2: 572,361 km (0.115 R)
• M3: 1,042,548 km (0.071 R)
• M4: 1,232,686 km (0.047 R)
• M5: 2,727,468 km (0.052 R)
• M6: 3,916,472 km (0.102 R)
• M7: 4,916,085 km (0.082 R)
• M8: 5,989,749 km (0.073 R)
• M9: 6,833,182 km (0.089 R)
• M10: 17,036,056 km (0.101 R)
• M11: 17,818,004 km (0.113 R)
• M12: 23,018,774 km (0.116 R)
• M13: 24,406,444 km (0.039 R)
• M14: 29,640,125 km (0.107 R)
• M15: 35,017,870 km (0.118 R)
• M16: 37,426,096 km (0.094 R)
• M17: 44,981,088 km (0.12 R)
• M18: 47,993,390 km (0.114 R)
• M19: 50,074,446 km (0.079 R)
• M20: 54,044,774 km (0.104 R)
• M21: 54,230,126 km (0.119 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 12,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit