🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.99 AU - 1.01 AU

Year: 369 Days

Day: 12.8 Hours

Environment

Temp: 38 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.89 AU - 1.23 AU

Year: 403 Days

Day: 26.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.17 AU - 1.27 AU

Year: 497 Days

Day: 17.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.51 AU - 2.35 AU

Year: 989 Days

Day: 16.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,963,171 km

• M1: 175,478 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.57 AU - 3.99 AU

Year: 2192 Days

Day: 37 Hours

Environment

Temp: -107 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.7

Radius: 12.3

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.14 AU - 8.36 AU

Year: 7960 Days

Day: 13 Hours

Environment

Temp: -162 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,963,171 km

• M1: 153,039 km (0.107 R)
• M2: 755,768 km (0.116 R)
• M3: 1,248,843 km (0.12 R)
• M4: 1,730,099 km (0.095 R)
• M5: 2,123,991 km (0.067 R)
• M6: 2,542,715 km (0.094 R)
• M7: 3,057,182 km (0.088 R)
• M8: 4,120,225 km (0.106 R)
• M9: 4,507,234 km (0.091 R)
• M10: 5,148,261 km (0.11 R)
• M11: 7,330,146 km (0.037 R)
• M12: 8,877,437 km (0.12 R)
• M13: 10,824,902 km (0.118 R)
• M14: 12,662,263 km (0.112 R)
• M15: 13,097,443 km (0.034 R)
• M16: 13,655,294 km (0.094 R)
• M17: 14,639,947 km (0.093 R)
• M18: 19,557,528 km (0.092 R)
• M19: 21,186,050 km (0.089 R)
• M20: 22,743,364 km (0.049 R)
• M21: 23,550,146 km (0.116 R)
• M22: 24,965,192 km (0.083 R)
• M23: 29,172,034 km (0.032 R)
• M24: 30,124,523 km (0.072 R)
• M25: 31,991,056 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.6

Radius: 9.2

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 11.78 AU - 11.88 AU

Year: 15013 Days

Day: 12 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,963,171 km

• M1: 279,598 km (0.102 R)
• M2: 671,844 km (0.057 R)
• M3: 1,232,986 km (0.063 R)
• M4: 1,539,661 km (0.098 R)
• M5: 3,121,210 km (0.109 R)
• M6: 3,570,452 km (0.094 R)
• M7: 4,276,405 km (0.107 R)
• M8: 5,406,018 km (0.099 R)
• M9: 7,653,277 km (0.11 R)
• M10: 8,281,289 km (0.109 R)
• M11: 9,766,497 km (0.082 R)
• M12: 11,048,850 km (0.085 R)
• M13: 12,640,721 km (0.059 R)
• M14: 13,048,674 km (0.039 R)
• M15: 16,333,395 km (0.047 R)
• M16: 20,339,476 km (0.109 R)
• M17: 21,542,841 km (0.083 R)
• M18: 29,330,907 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.8

Radius: 3.6

Gravity: 50.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 11.64 AU - 19.2 AU

Year: 22341 Days

Day: 16.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 85,963,171 km

• M1: 51,162 km (0.078 R)
• M2: 194,627 km (0.079 R)
• M3: 387,159 km (0.11 R)
• M4: 554,559 km (0.107 R)
• M5: 812,017 km (0.1 R)
• M6: 925,861 km (0.11 R)
• M7: 1,214,585 km (0.058 R)
• M8: 1,526,497 km (0.066 R)
• M9: 2,860,461 km (0.112 R)
• M10: 3,154,271 km (0.077 R)
• M11: 3,992,767 km (0.038 R)
• M12: 4,784,888 km (0.084 R)
• M13: 5,800,209 km (0.116 R)
• M14: 9,576,657 km (0.104 R)
• M15: 12,101,271 km (0.114 R)
• M16: 12,375,783 km (0.052 R)
• M17: 14,801,213 km (0.119 R)
• M18: 14,957,543 km (0.11 R)
• M19: 18,503,013 km (0.06 R)
• M20: 18,684,624 km (0.082 R)
• M21: 19,704,433 km (0.107 R)
• M22: 21,055,302 km (0.109 R)
• M23: 29,110,100 km (0.118 R)
• M24: 30,604,583 km (0.083 R)
• M25: 37,094,737 km (0.049 R)
• M26: 38,553,166 km (0.046 R)
• M27: 42,365,818 km (0.102 R)
• M28: 43,157,340 km (0.101 R)
• M29: 44,282,017 km (0.107 R)
• M30: 44,933,366 km (0.054 R)
• M31: 48,114,565 km (0.037 R)
• M32: 48,286,004 km (0.106 R)
• M33: 48,975,949 km (0.059 R)
• M34: 49,149,483 km (0.094 R)
• M35: 49,497,747 km (0.108 R)
• M36: 50,552,412 km (0.108 R)
• M37: 54,547,572 km (0.112 R)
• M38: 57,968,876 km (0.097 R)
• M39: 59,732,036 km (0.103 R)
• M40: 63,570,867 km (0.106 R)
• M41: 63,984,206 km (0.09 R)
• M42: 66,289,958 km (0.056 R)
• M43: 71,511,821 km (0.092 R)
• M44: 80,329,419 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.5

Radius: 7.5

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 16.9 AU - 21.12 AU

Year: 30581 Days

Day: 15.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,963,171 km

• M1: 93,199 km (0.107 R)
• M2: 545,583 km (0.077 R)
• M3: 790,625 km (0.052 R)
• M4: 1,295,218 km (0.116 R)
• M5: 2,960,093 km (0.115 R)
• M6: 4,767,983 km (0.093 R)
• M7: 8,235,363 km (0.075 R)
• M8: 8,895,239 km (0.12 R)
• M9: 11,959,452 km (0.102 R)
• M10: 16,934,329 km (0.091 R)
• M11: 18,090,272 km (0.074 R)
• M12: 21,057,546 km (0.087 R)
• M13: 24,334,338 km (0.107 R)
• M14: 26,502,310 km (0.07 R)
• M15: 26,737,777 km (0.034 R)
• M16: 27,332,429 km (0.085 R)
• M17: 34,050,271 km (0.084 R)
• M18: 35,314,672 km (0.107 R)
• M19: 36,464,780 km (0.076 R)
• M20: 38,086,421 km (0.067 R)
• M21: 41,157,217 km (0.048 R)
• M22: 47,612,664 km (0.117 R)
• M23: 54,521,094 km (0.119 R)
• M24: 55,284,940 km (0.119 R)
• M25: 56,444,025 km (0.092 R)
• M26: 56,834,026 km (0.083 R)
• M27: 59,816,409 km (0.106 R)
• M28: 65,659,403 km (0.041 R)
• M29: 66,307,162 km (0.111 R)
• M30: 77,980,583 km (0.043 R)
• M31: 79,193,822 km (0.025 R)
• M32: 81,161,034 km (0.079 R)
• M33: 82,657,611 km (0.091 R)
• M34: 83,160,559 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 17,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit