🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.45 AU - 0.67 AU

Year: 275 Days

Day: 27.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.2

Radius: 10.5

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.73 AU - 0.83 AU

Year: 452 Days

Day: 13.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 40,137,318 km

• M1: 130,599 km (0.1 R)
• M2: 468,241 km (0.043 R)
• M3: 877,990 km (0.072 R)
• M4: 1,552,078 km (0.105 R)
• M5: 2,123,841 km (0.062 R)
• M6: 2,558,872 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811

Radius: 13.6

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.66 AU - 0.96 AU

Year: 478 Days

Day: 14.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,137,318 km

• M1: 169,195 km (0.064 R)
• M2: 770,429 km (0.054 R)
• M3: 1,240,765 km (0.106 R)
• M4: 1,941,032 km (0.12 R)
• M5: 2,499,780 km (0.104 R)
• M6: 3,540,832 km (0.114 R)
• M7: 4,282,089 km (0.108 R)
• M8: 4,947,950 km (0.066 R)
• M9: 5,699,380 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609

Radius: 14

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.97 AU - 3.27 AU

Year: 3615 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,137,318 km

• M1: 174,282 km (0.106 R)
• M2: 620,981 km (0.113 R)
• M3: 1,178,083 km (0.091 R)
• M4: 1,615,807 km (0.098 R)
• M5: 2,192,506 km (0.079 R)
• M6: 2,939,000 km (0.118 R)
• M7: 4,727,293 km (0.095 R)
• M8: 5,443,717 km (0.06 R)
• M9: 6,260,072 km (0.112 R)
• M10: 8,660,221 km (0.062 R)
• M11: 9,735,231 km (0.072 R)
• M12: 10,446,120 km (0.116 R)
• M13: 11,106,894 km (0.077 R)
• M14: 11,664,146 km (0.119 R)
• M15: 12,512,216 km (0.075 R)
• M16: 13,162,967 km (0.095 R)
• M17: 14,131,912 km (0.088 R)
• M18: 16,321,128 km (0.104 R)
• M19: 20,205,137 km (0.08 R)
• M20: 20,714,368 km (0.086 R)
• M21: 21,626,167 km (0.086 R)
• M22: 22,496,677 km (0.074 R)
• M23: 23,390,375 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.5

Radius: 10.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.49 AU - 5.11 AU

Year: 5849 Days

Day: 8.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,137,318 km

• M1: 139,575 km (0.095 R)
• M2: 597,793 km (0.062 R)
• M3: 975,528 km (0.104 R)
• M4: 1,584,690 km (0.073 R)
• M5: 2,868,539 km (0.108 R)
• M6: 3,396,021 km (0.083 R)
• M7: 4,100,029 km (0.055 R)
• M8: 4,426,900 km (0.094 R)
• M9: 4,975,924 km (0.099 R)
• M10: 6,090,429 km (0.05 R)
• M11: 6,706,622 km (0.097 R)
• M12: 9,595,357 km (0.117 R)
• M13: 10,006,751 km (0.041 R)
• M14: 14,312,327 km (0.106 R)
• M15: 15,069,143 km (0.071 R)
• M16: 17,077,644 km (0.114 R)
• M17: 18,744,613 km (0.105 R)
• M18: 22,256,124 km (0.11 R)
• M19: 22,905,528 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 13.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.6 AU - 6.16 AU

Year: 9354 Days

Day: 13.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,137,318 km

• M1: 172,935 km (0.083 R)
• M2: 622,327 km (0.077 R)
• M3: 1,292,376 km (0.108 R)
• M4: 1,740,870 km (0.084 R)
• M5: 2,882,452 km (0.115 R)
• M6: 3,375,377 km (0.029 R)
• M7: 3,924,700 km (0.09 R)
• M8: 5,015,269 km (0.115 R)
• M9: 5,531,381 km (0.095 R)
• M10: 6,047,344 km (0.119 R)
• M11: 8,757,908 km (0.106 R)
• M12: 11,303,765 km (0.075 R)
• M13: 13,681,623 km (0.118 R)
• M14: 14,245,308 km (0.092 R)
• M15: 15,086,796 km (0.064 R)
• M16: 15,756,545 km (0.092 R)
• M17: 16,237,054 km (0.09 R)
• M18: 18,257,822 km (0.062 R)
• M19: 19,407,033 km (0.065 R)
• M20: 20,279,936 km (0.045 R)
• M21: 22,275,422 km (0.108 R)
• M22: 25,792,468 km (0.074 R)
• M23: 27,534,236 km (0.108 R)
• M24: 31,792,689 km (0.12 R)
• M25: 35,290,437 km (0.075 R)
• M26: 40,941,796 km (0.112 R)
• M27: 42,114,045 km (0.107 R)
• M28: 44,252,995 km (0.095 R)

Asteroid Belt

Center: 6.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 930.8

Radius: 3.3

Gravity: 85.47 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.54 AU - 7.54 AU

Year: 12254 Days

Day: 15 Hours

Environment

Temp: -229 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 40,137,318 km

• M1: 40,990 km (0.032 R)
• M2: 148,700 km (0.103 R)
• M3: 329,115 km (0.118 R)
• M4: 451,187 km (0.048 R)
• M5: 819,497 km (0.047 R)
• M6: 923,617 km (0.077 R)
• M7: 1,697,786 km (0.053 R)
• M8: 2,304,705 km (0.115 R)
• M9: 2,759,034 km (0.095 R)
• M10: 3,044,167 km (0.109 R)
• M11: 3,348,449 km (0.098 R)
• M12: 4,510,077 km (0.12 R)
• M13: 7,188,626 km (0.08 R)
• M14: 7,726,730 km (0.059 R)
• M15: 9,607,624 km (0.069 R)
• M16: 10,093,967 km (0.029 R)
• M17: 12,968,041 km (0.053 R)
• M18: 13,831,071 km (0.112 R)
• M19: 13,967,056 km (0.112 R)
• M20: 14,104,087 km (0.089 R)
• M21: 14,380,694 km (0.108 R)
• M22: 17,507,588 km (0.054 R)
• M23: 17,746,795 km (0.113 R)
• M24: 18,642,737 km (0.077 R)
• M25: 19,228,413 km (0.077 R)
• M26: 20,436,266 km (0.108 R)
• M27: 21,785,489 km (0.05 R)
• M28: 24,065,959 km (0.076 R)
• M29: 24,759,944 km (0.098 R)
• M30: 28,982,942 km (0.107 R)
• M31: 29,542,438 km (0.09 R)
• M32: 32,447,928 km (0.055 R)
• M33: 35,284,004 km (0.069 R)
• M34: 41,443,098 km (0.065 R)
• M35: 45,222,389 km (0.111 R)
• M36: 48,437,547 km (0.047 R)
• M37: 50,180,811 km (0.09 R)
• M38: 51,965,663 km (0.047 R)
• M39: 58,278,842 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.9

Radius: 7.9

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 7.34 AU - 7.86 AU

Year: 13745 Days

Day: 16.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,137,318 km

• M1: 101,876 km (0.08 R)
• M2: 694,284 km (0.082 R)
• M3: 1,279,511 km (0.042 R)
• M4: 1,550,283 km (0.081 R)
• M5: 2,330,136 km (0.05 R)
• M6: 3,215,457 km (0.095 R)
• M7: 3,602,766 km (0.073 R)
• M8: 4,202,354 km (0.115 R)
• M9: 5,503,706 km (0.105 R)
• M10: 6,473,249 km (0.072 R)
• M11: 7,991,369 km (0.117 R)
• M12: 8,617,585 km (0.094 R)
• M13: 9,321,144 km (0.099 R)
• M14: 10,842,106 km (0.1 R)
• M15: 12,687,844 km (0.111 R)
• M16: 15,546,510 km (0.102 R)
• M17: 17,674,390 km (0.07 R)
• M18: 20,216,207 km (0.082 R)
• M19: 21,297,950 km (0.073 R)
• M20: 22,991,996 km (0.118 R)
• M21: 28,040,026 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 15,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit