🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.75 AU - 0.95 AU

Year: 274 Days

Day: 32.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,596,896 km

• M1: 75,846 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.05 AU - 1.25 AU

Year: 431 Days

Day: 23.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 65.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,596,896 km

• M1: 582,235 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.44 AU - 1.84 AU

Year: 735 Days

Day: 43.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.3

Radius: 11.8

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.82 AU - 7.76 AU

Year: 6190 Days

Day: 13.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,596,896 km

• M1: 147,055 km (0.119 R)
• M2: 653,144 km (0.079 R)
• M3: 1,057,657 km (0.11 R)
• M4: 1,661,135 km (0.098 R)
• M5: 2,311,437 km (0.098 R)
• M6: 3,752,363 km (0.12 R)
• M7: 4,172,733 km (0.103 R)
• M8: 4,624,519 km (0.056 R)
• M9: 5,109,066 km (0.113 R)
• M10: 6,113,467 km (0.081 R)
• M11: 6,487,611 km (0.104 R)
• M12: 8,594,846 km (0.114 R)
• M13: 10,679,493 km (0.076 R)
• M14: 12,315,645 km (0.045 R)
• M15: 13,137,535 km (0.092 R)
• M16: 14,588,336 km (0.062 R)
• M17: 16,143,256 km (0.11 R)
• M18: 17,060,889 km (0.046 R)
• M19: 18,221,469 km (0.064 R)
• M20: 18,714,394 km (0.057 R)
• M21: 19,433,960 km (0.058 R)
• M22: 22,178,184 km (0.082 R)
• M23: 24,740,047 km (0.052 R)
• M24: 27,401,393 km (0.116 R)
• M25: 28,329,498 km (0.058 R)
• M26: 33,917,727 km (0.062 R)
• M27: 34,556,959 km (0.113 R)
• M28: 36,190,118 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.7

Radius: 13.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.54 AU - 12.38 AU

Year: 13572 Days

Day: 11.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,596,896 km

• M1: 171,589 km (0.065 R)
• M2: 994,826 km (0.106 R)
• M3: 3,148,138 km (0.102 R)
• M4: 3,872,790 km (0.068 R)
• M5: 5,285,742 km (0.113 R)
• M6: 8,096,686 km (0.091 R)
• M7: 15,698,950 km (0.085 R)
• M8: 18,578,560 km (0.114 R)
• M9: 19,295,732 km (0.073 R)
• M10: 21,715,328 km (0.073 R)
• M11: 24,843,419 km (0.076 R)
• M12: 26,335,808 km (0.055 R)
• M13: 35,137,548 km (0.117 R)
• M14: 38,267,135 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.7

Radius: 13

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.37 AU - 15.27 AU

Year: 16059 Days

Day: 11.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 116.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 37,596,896 km

• M1: 161,865 km (0.116 R)
• M2: 582,983 km (0.117 R)
• M3: 1,091,017 km (0.077 R)
• M4: 2,308,146 km (0.089 R)
• M5: 3,617,875 km (0.104 R)
• M6: 4,035,851 km (0.098 R)
• M7: 4,519,651 km (0.111 R)
• M8: 5,801,256 km (0.116 R)
• M9: 6,945,829 km (0.089 R)
• M10: 7,789,112 km (0.065 R)
• M11: 8,542,936 km (0.092 R)
• M12: 10,196,441 km (0.115 R)
• M13: 11,601,764 km (0.105 R)
• M14: 12,054,148 km (0.086 R)
• M15: 12,720,905 km (0.106 R)
• M16: 17,670,650 km (0.089 R)
• M17: 20,996,061 km (0.096 R)
• M18: 23,159,845 km (0.085 R)
• M19: 28,741,042 km (0.088 R)
• M20: 29,213,472 km (0.076 R)
• M21: 35,159,240 km (0.116 R)
• M22: 40,668,331 km (0.099 R)
• M23: 41,563,973 km (0.106 R)
• M24: 43,085,982 km (0.034 R)
• M25: 53,362,009 km (0.08 R)
• M26: 55,341,040 km (0.062 R)
• M27: 56,625,636 km (0.118 R)
• M28: 58,118,025 km (0.078 R)
• M29: 62,554,499 km (0.108 R)
• M30: 64,149,213 km (0.082 R)
• M31: 71,014,259 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738

Radius: 6

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 12.95 AU - 15.61 AU

Year: 18879 Days

Day: 16.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 37,596,896 km

• M1: 74,949 km (0.11 R)
• M2: 280,346 km (0.046 R)
• M3: 572,810 km (0.113 R)
• M4: 1,111,213 km (0.062 R)
• M5: 1,347,428 km (0.091 R)
• M6: 1,668,315 km (0.105 R)
• M7: 3,207,528 km (0.056 R)
• M8: 4,254,414 km (0.075 R)
• M9: 4,766,487 km (0.085 R)
• M10: 5,092,760 km (0.067 R)
• M11: 5,630,116 km (0.06 R)
• M12: 7,325,808 km (0.054 R)
• M13: 7,909,539 km (0.069 R)
• M14: 8,367,308 km (0.107 R)
• M15: 9,447,704 km (0.104 R)
• M16: 9,846,831 km (0.09 R)
• M17: 10,257,178 km (0.101 R)
• M18: 13,815,513 km (0.105 R)
• M19: 14,404,330 km (0.085 R)
• M20: 16,761,993 km (0.101 R)
• M21: 19,639,208 km (0.087 R)
• M22: 22,325,537 km (0.074 R)
• M23: 23,238,384 km (0.116 R)
• M24: 24,070,597 km (0.063 R)
• M25: 25,574,354 km (0.12 R)
• M26: 27,483,223 km (0.102 R)
• M27: 29,605,867 km (0.091 R)
• M28: 30,336,952 km (0.077 R)
• M29: 32,089,641 km (0.098 R)
• M30: 34,574,761 km (0.081 R)
• M31: 36,347,196 km (0.098 R)
• M32: 36,764,724 km (0.048 R)
• M33: 38,466,549 km (0.087 R)
• M34: 39,045,343 km (0.101 R)
• M35: 43,729,103 km (0.073 R)
• M36: 47,768,694 km (0.099 R)
• M37: 52,936,104 km (0.108 R)
• M38: 64,161,330 km (0.103 R)
• M39: 72,611,366 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.8

Radius: 5.4

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 17.33 AU - 19.07 AU

Year: 27163 Days

Day: 23.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,596,896 km

• M1: 80,633 km (0.092 R)
• M2: 297,101 km (0.091 R)
• M3: 1,478,027 km (0.055 R)
• M4: 1,703,920 km (0.076 R)
• M5: 2,276,281 km (0.093 R)
• M6: 2,523,566 km (0.095 R)
• M7: 7,017,337 km (0.08 R)
• M8: 12,884,715 km (0.066 R)
• M9: 14,547,196 km (0.106 R)
• M10: 23,689,272 km (0.102 R)
• M11: 26,257,867 km (0.118 R)
• M12: 26,435,440 km (0.118 R)
• M13: 28,255,298 km (0.096 R)
• M14: 30,449,599 km (0.083 R)
• M15: 34,319,547 km (0.087 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 15,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit