🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1 AU - 1.22 AU

Year: 409 Days

Day: 36.9 Hours

Environment

Temp: 22 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.57 AU - 2.43 AU

Year: 990 Days

Day: 40.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.89 AU - 2.45 AU

Year: 1118 Days

Day: 27 Hours

Environment

Temp: -59 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.44 AU - 4.02 AU

Year: 2520 Days

Day: 48 Hours

Environment

Temp: -105 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.94 AU - 4.68 AU

Year: 2602 Days

Day: 16.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.07 AU - 4.67 AU

Year: 2663 Days

Day: 21.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,926,711 km

• M1: 1,077,553 km (0.06 R)
• M2: 1,122,283 km (0.086 R)

Asteroid Belt

Center: 6.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 12

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 9.27 AU - 9.39 AU

Year: 9970 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,926,711 km

• M1: 149,299 km (0.055 R)
• M2: 555,158 km (0.037 R)
• M3: 1,144,723 km (0.049 R)
• M4: 1,799,513 km (0.041 R)
• M5: 2,430,367 km (0.097 R)
• M6: 2,929,426 km (0.114 R)
• M7: 4,107,808 km (0.103 R)
• M8: 4,634,841 km (0.114 R)
• M9: 5,108,318 km (0.11 R)
• M10: 6,116,010 km (0.059 R)
• M11: 7,005,818 km (0.066 R)
• M12: 9,334,159 km (0.09 R)
• M13: 9,988,799 km (0.042 R)
• M14: 10,727,813 km (0.106 R)
• M15: 12,674,530 km (0.108 R)
• M16: 13,289,377 km (0.118 R)
• M17: 15,599,468 km (0.076 R)
• M18: 20,663,056 km (0.06 R)
• M19: 22,658,093 km (0.107 R)
• M20: 23,381,250 km (0.117 R)
• M21: 26,428,558 km (0.118 R)
• M22: 26,927,467 km (0.083 R)
• M23: 27,841,510 km (0.074 R)
• M24: 32,724,385 km (0.08 R)
• M25: 38,915,792 km (0.062 R)
• M26: 45,559,882 km (0.12 R)
• M27: 48,625,142 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.5

Radius: 12.5

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.1 AU - 11.78 AU

Year: 10964 Days

Day: 13.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,926,711 km

• M1: 155,432 km (0.103 R)
• M2: 595,998 km (0.113 R)
• M3: 1,050,027 km (0.082 R)
• M4: 2,146,131 km (0.101 R)
• M5: 2,851,485 km (0.03 R)
• M6: 3,420,705 km (0.103 R)
• M7: 4,820,642 km (0.054 R)
• M8: 5,215,580 km (0.048 R)
• M9: 5,959,231 km (0.096 R)
• M10: 7,570,849 km (0.061 R)
• M11: 8,106,709 km (0.074 R)
• M12: 10,672,312 km (0.105 R)
• M13: 12,843,875 km (0.086 R)
• M14: 14,133,408 km (0.069 R)
• M15: 15,086,048 km (0.117 R)
• M16: 15,792,449 km (0.047 R)
• M17: 18,519,468 km (0.099 R)
• M18: 21,901,876 km (0.095 R)
• M19: 22,624,733 km (0.044 R)
• M20: 27,093,670 km (0.073 R)
• M21: 31,888,432 km (0.063 R)
• M22: 34,364,725 km (0.079 R)
• M23: 35,711,704 km (0.06 R)
• M24: 38,510,830 km (0.066 R)
• M25: 39,431,306 km (0.108 R)
• M26: 45,849,055 km (0.074 R)
• M27: 47,932,504 km (0.093 R)
• M28: 51,808,735 km (0.111 R)
• M29: 53,578,627 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851

Radius: 13

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9.87 AU - 10.39 AU

Year: 11280 Days

Day: 10.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,926,711 km

• M1: 161,715 km (0.092 R)
• M2: 574,456 km (0.053 R)
• M3: 990,488 km (0.092 R)
• M4: 1,519,466 km (0.093 R)
• M5: 2,037,822 km (0.09 R)
• M6: 3,314,042 km (0.094 R)
• M7: 4,198,614 km (0.114 R)
• M8: 4,618,984 km (0.104 R)
• M9: 5,831,923 km (0.045 R)
• M10: 8,639,277 km (0.118 R)
• M11: 13,753,879 km (0.11 R)
• M12: 14,282,408 km (0.112 R)
• M13: 19,339,564 km (0.071 R)
• M14: 21,289,871 km (0.056 R)
• M15: 22,813,526 km (0.106 R)
• M16: 24,988,828 km (0.067 R)
• M17: 26,277,913 km (0.038 R)
• M18: 29,204,347 km (0.109 R)
• M19: 29,639,377 km (0.034 R)
• M20: 32,225,625 km (0.113 R)
• M21: 36,570,546 km (0.097 R)
• M22: 39,941,285 km (0.094 R)
• M23: 41,977,462 km (0.077 R)
• M24: 46,550,818 km (0.109 R)
• M25: 52,721,581 km (0.095 R)
• M26: 53,691,873 km (0.102 R)
• M27: 54,181,506 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.3

Radius: 3.2

Gravity: 51.4 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 15.25 AU - 18.79 AU

Year: 24565 Days

Day: 18 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,926,711 km

• M1: 41,439 km (0.093 R)
• M2: 298,747 km (0.056 R)
• M3: 811,718 km (0.03 R)
• M4: 1,302,997 km (0.075 R)
• M5: 2,584,602 km (0.064 R)
• M6: 2,963,235 km (0.057 R)
• M7: 3,320,175 km (0.103 R)
• M8: 3,464,986 km (0.097 R)
• M9: 3,674,572 km (0.091 R)
• M10: 4,423,310 km (0.077 R)
• M11: 4,888,858 km (0.109 R)
• M12: 7,765,027 km (0.086 R)
• M13: 12,549,317 km (0.104 R)
• M14: 12,900,722 km (0.06 R)
• M15: 13,844,984 km (0.091 R)
• M16: 15,546,211 km (0.082 R)
• M17: 16,698,414 km (0.106 R)
• M18: 19,449,967 km (0.091 R)
• M19: 20,206,184 km (0.093 R)
• M20: 20,591,399 km (0.077 R)
• M21: 20,981,700 km (0.115 R)
• M22: 21,376,788 km (0.095 R)
• M23: 22,798,865 km (0.094 R)
• M24: 25,716,921 km (0.066 R)
• M25: 26,973,992 km (0.103 R)
• M26: 37,082,171 km (0.09 R)
• M27: 44,409,923 km (0.073 R)
• M28: 53,374,575 km (0.046 R)
• M29: 57,504,374 km (0.114 R)
• M30: 61,238,038 km (0.116 R)
• M31: 68,316,710 km (0.072 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 13,489 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit