🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.53 AU - 0.83 AU

Year: 240 Days

Day: 26.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 34.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,737,710 km

• M1: 647,460 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.78 AU - 2.8 AU

Year: 1481 Days

Day: 25.2 Hours

Environment

Temp: -114 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836

Radius: 14

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3 AU - 3.98 AU

Year: 2787 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 97,737,710 km

• M1: 174,431 km (0.08 R)
• M2: 725,101 km (0.091 R)
• M3: 1,237,174 km (0.11 R)
• M4: 1,746,406 km (0.076 R)
• M5: 2,772,198 km (0.075 R)
• M6: 4,975,625 km (0.119 R)
• M7: 5,442,371 km (0.119 R)
• M8: 6,211,453 km (0.1 R)
• M9: 6,812,837 km (0.058 R)
• M10: 8,033,256 km (0.086 R)
• M11: 9,284,941 km (0.08 R)
• M12: 10,189,111 km (0.114 R)
• M13: 11,739,843 km (0.096 R)
• M14: 15,000,627 km (0.107 R)
• M15: 16,245,581 km (0.076 R)
• M16: 17,279,152 km (0.069 R)
• M17: 17,954,288 km (0.107 R)
• M18: 18,705,568 km (0.075 R)
• M19: 19,841,016 km (0.114 R)
• M20: 21,597,445 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.5

Radius: 9.2

Gravity: 11.49 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.32 AU - 5.26 AU

Year: 4482 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 176.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,737,710 km

• M1: 114,442 km (0.104 R)
• M2: 1,275,172 km (0.101 R)
• M3: 1,630,467 km (0.027 R)
• M4: 2,066,545 km (0.117 R)
• M5: 2,377,409 km (0.095 R)
• M6: 2,998,091 km (0.101 R)
• M7: 3,378,070 km (0.1 R)
• M8: 3,835,390 km (0.095 R)
• M9: 5,064,187 km (0.119 R)
• M10: 5,664,523 km (0.095 R)
• M11: 8,201,254 km (0.107 R)
• M12: 9,782,055 km (0.091 R)
• M13: 11,365,249 km (0.104 R)
• M14: 19,080,610 km (0.086 R)
• M15: 19,419,300 km (0.088 R)
• M16: 24,832,499 km (0.032 R)
• M17: 25,891,651 km (0.066 R)
• M18: 27,150,966 km (0.112 R)
• M19: 29,071,055 km (0.093 R)
• M20: 30,800,706 km (0.038 R)
• M21: 31,173,503 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.4

Radius: 12.9

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.89 AU - 5.87 AU

Year: 4608 Days

Day: 5.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 97,737,710 km

• M1: 160,519 km (0.078 R)
• M2: 565,779 km (0.029 R)
• M3: 1,007,691 km (0.094 R)
• M4: 1,635,404 km (0.075 R)
• M5: 2,106,338 km (0.119 R)
• M6: 2,844,304 km (0.109 R)
• M7: 3,669,785 km (0.081 R)
• M8: 4,534,760 km (0.036 R)
• M9: 4,979,664 km (0.088 R)
• M10: 6,464,274 km (0.104 R)
• M11: 6,938,349 km (0.114 R)
• M12: 7,758,445 km (0.047 R)
• M13: 8,501,946 km (0.039 R)
• M14: 9,108,566 km (0.088 R)
• M15: 9,936,440 km (0.05 R)
• M16: 10,813,682 km (0.08 R)
• M17: 13,565,236 km (0.072 R)
• M18: 15,622,954 km (0.047 R)
• M19: 16,919,818 km (0.116 R)
• M20: 17,880,985 km (0.1 R)
• M21: 18,818,664 km (0.1 R)
• M22: 19,481,981 km (0.054 R)
• M23: 20,728,281 km (0.087 R)
• M24: 21,176,775 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.8

Radius: 4

Gravity: 41.43 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.45 AU - 18.67 AU

Year: 24984 Days

Day: 22.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 97,737,710 km

• M1: 49,816 km (0.116 R)
• M2: 236,963 km (0.117 R)
• M3: 368,310 km (0.099 R)
• M4: 629,508 km (0.088 R)
• M5: 812,466 km (0.099 R)
• M6: 1,364,482 km (0.088 R)
• M7: 1,548,039 km (0.113 R)
• M8: 1,747,902 km (0.114 R)
• M9: 3,790,212 km (0.109 R)
• M10: 4,327,118 km (0.059 R)
• M11: 5,467,353 km (0.111 R)
• M12: 6,151,016 km (0.104 R)
• M13: 6,747,014 km (0.079 R)
• M14: 7,330,445 km (0.049 R)
• M15: 8,541,590 km (0.119 R)
• M16: 8,765,089 km (0.103 R)
• M17: 11,352,384 km (0.044 R)
• M18: 12,035,747 km (0.065 R)
• M19: 12,891,597 km (0.106 R)
• M20: 13,711,094 km (0.064 R)
• M21: 14,328,484 km (0.099 R)
• M22: 18,988,458 km (0.104 R)
• M23: 22,919,740 km (0.105 R)
• M24: 26,288,983 km (0.107 R)
• M25: 27,120,000 km (0.088 R)
• M26: 31,672,263 km (0.064 R)
• M27: 35,402,486 km (0.066 R)
• M28: 37,895,385 km (0.104 R)
• M29: 39,261,213 km (0.113 R)
• M30: 43,555,570 km (0.104 R)
• M31: 44,051,187 km (0.073 R)
• M32: 49,574,042 km (0.106 R)
• M33: 49,933,824 km (0.092 R)
• M34: 56,710,309 km (0.098 R)
• M35: 60,727,311 km (0.108 R)
• M36: 70,677,514 km (0.103 R)
• M37: 70,905,052 km (0.111 R)
• M38: 81,910,519 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753

Radius: 7.1

Gravity: 14.94 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 12.17 AU - 20.15 AU

Year: 27771 Days

Day: 17.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 97,737,710 km

• M1: 92,900 km (0.108 R)
• M2: 339,438 km (0.097 R)
• M3: 696,677 km (0.116 R)
• M4: 1,339,499 km (0.114 R)
• M5: 1,905,578 km (0.106 R)
• M6: 3,082,614 km (0.073 R)
• M7: 4,420,168 km (0.058 R)
• M8: 5,488,895 km (0.041 R)
• M9: 6,671,766 km (0.106 R)
• M10: 9,046,034 km (0.108 R)
• M11: 10,553,531 km (0.056 R)
• M12: 11,023,119 km (0.067 R)
• M13: 11,931,926 km (0.032 R)
• M14: 13,041,643 km (0.118 R)
• M15: 14,626,034 km (0.073 R)
• M16: 15,550,100 km (0.064 R)
• M17: 16,246,329 km (0.088 R)
• M18: 19,338,666 km (0.03 R)
• M19: 23,024,758 km (0.088 R)
• M20: 23,248,407 km (0.077 R)
• M21: 24,158,111 km (0.047 R)
• M22: 29,195,371 km (0.077 R)
• M23: 39,178,934 km (0.057 R)
• M24: 43,977,286 km (0.09 R)
• M25: 48,968,320 km (0.036 R)
• M26: 51,791,232 km (0.072 R)
• M27: 54,720,807 km (0.099 R)
• M28: 56,938,146 km (0.079 R)
• M29: 60,057,262 km (0.1 R)
• M30: 61,121,800 km (0.103 R)
• M31: 61,766,418 km (0.114 R)
• M32: 67,545,234 km (0.072 R)
• M33: 68,928,117 km (0.042 R)
• M34: 77,373,216 km (0.09 R)
• M35: 79,651,142 km (0.113 R)
• M36: 80,420,225 km (0.12 R)
• M37: 81,713,199 km (0.088 R)
• M38: 81,973,350 km (0.106 R)
• M39: 84,606,123 km (0.06 R)
• M40: 85,139,290 km (0.053 R)
• M41: 88,660,076 km (0.12 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 13,668 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit