🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.62 AU - 0.68 AU

Year: 191 Days

Day: 38.7 Hours

Environment

Temp: 139 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.05 AU - 1.15 AU

Year: 421 Days

Day: 37.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,504,504 km

• M1: 44,131 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.01 AU - 1.41 AU

Year: 486 Days

Day: 31.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.23 AU - 1.39 AU

Year: 548 Days

Day: 38.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.14 AU - 2.4 AU

Year: 1249 Days

Day: 41.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,504,504 km

• M1: 675,584 km (0.092 R)

Asteroid Belt

Center: 4.15 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.2

Radius: 9.1

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.14 AU - 6.92 AU

Year: 5408 Days

Day: 13.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 97,504,504 km

• M1: 114,293 km (0.113 R)
• M2: 398,978 km (0.107 R)
• M3: 852,409 km (0.071 R)
• M4: 1,895,854 km (0.111 R)
• M5: 2,246,810 km (0.064 R)
• M6: 3,062,568 km (0.083 R)
• M7: 3,427,586 km (0.111 R)
• M8: 3,843,169 km (0.085 R)
• M9: 4,386,060 km (0.091 R)
• M10: 5,766,100 km (0.089 R)
• M11: 6,174,503 km (0.116 R)
• M12: 8,220,702 km (0.093 R)
• M13: 9,799,558 km (0.093 R)
• M14: 10,339,906 km (0.079 R)
• M15: 16,304,822 km (0.058 R)
• M16: 20,070,649 km (0.11 R)
• M17: 24,910,140 km (0.092 R)
• M18: 25,759,706 km (0.104 R)
• M19: 26,708,605 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.3

Radius: 9.3

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.25 AU - 11.95 AU

Year: 12605 Days

Day: 8.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 97,504,504 km

• M1: 115,639 km (0.106 R)
• M2: 423,063 km (0.113 R)
• M3: 752,776 km (0.096 R)
• M4: 1,234,182 km (0.115 R)
• M5: 1,630,916 km (0.109 R)
• M6: 2,575,327 km (0.076 R)
• M7: 3,281,130 km (0.097 R)
• M8: 3,905,252 km (0.068 R)
• M9: 4,200,409 km (0.083 R)
• M10: 4,638,880 km (0.027 R)
• M11: 5,318,055 km (0.109 R)
• M12: 5,607,676 km (0.072 R)
• M13: 6,873,573 km (0.041 R)
• M14: 7,528,513 km (0.085 R)
• M15: 7,987,928 km (0.053 R)
• M16: 8,368,804 km (0.103 R)
• M17: 8,912,144 km (0.091 R)
• M18: 10,458,088 km (0.076 R)
• M19: 12,938,121 km (0.115 R)
• M20: 14,558,865 km (0.103 R)
• M21: 23,354,920 km (0.104 R)
• M22: 28,188,128 km (0.064 R)
• M23: 31,128,923 km (0.091 R)
• M24: 32,673,372 km (0.081 R)
• M25: 36,301,569 km (0.093 R)
• M26: 38,819,151 km (0.094 R)
• M27: 41,168,436 km (0.08 R)
• M28: 44,644,044 km (0.056 R)
• M29: 48,624,843 km (0.105 R)
• M30: 50,863,276 km (0.098 R)
• M31: 51,515,373 km (0.085 R)
• M32: 51,843,441 km (0.105 R)
• M33: 54,518,401 km (0.097 R)
• M34: 54,859,185 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.1

Radius: 9.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.84 AU - 13.16 AU

Year: 13325 Days

Day: 7.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 97,504,504 km

• M1: 118,332 km (0.044 R)
• M2: 425,307 km (0.036 R)
• M3: 755,918 km (0.086 R)
• M4: 1,149,360 km (0.108 R)
• M5: 1,522,158 km (0.091 R)
• M6: 1,975,141 km (0.064 R)
• M7: 2,382,047 km (0.096 R)
• M8: 2,759,632 km (0.107 R)
• M9: 3,063,316 km (0.118 R)
• M10: 3,790,660 km (0.119 R)
• M11: 4,223,297 km (0.073 R)
• M12: 5,791,831 km (0.041 R)
• M13: 6,147,126 km (0.081 R)
• M14: 6,516,782 km (0.084 R)
• M15: 7,972,819 km (0.095 R)
• M16: 9,390,857 km (0.112 R)
• M17: 9,732,987 km (0.109 R)
• M18: 10,339,008 km (0.106 R)
• M19: 12,193,274 km (0.096 R)
• M20: 12,718,961 km (0.119 R)
• M21: 15,988,871 km (0.111 R)
• M22: 18,762,266 km (0.078 R)
• M23: 23,321,859 km (0.101 R)
• M24: 26,192,194 km (0.111 R)
• M25: 31,088,532 km (0.033 R)
• M26: 38,024,936 km (0.11 R)
• M27: 39,021,258 km (0.109 R)
• M28: 41,982,847 km (0.12 R)
• M29: 43,316,063 km (0.11 R)
• M30: 48,060,111 km (0.12 R)
• M31: 48,494,543 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.6

Radius: 5.8

Gravity: 26.71 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.26 AU - 19.5 AU

Year: 25331 Days

Day: 18.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 97,504,504 km

• M1: 85,121 km (0.084 R)
• M2: 267,032 km (0.11 R)
• M3: 640,428 km (0.041 R)
• M4: 936,333 km (0.106 R)
• M5: 1,402,330 km (0.083 R)
• M6: 1,668,764 km (0.107 R)
• M7: 2,327,593 km (0.103 R)
• M8: 3,416,815 km (0.094 R)
• M9: 4,394,437 km (0.066 R)
• M10: 4,655,935 km (0.092 R)
• M11: 5,376,398 km (0.059 R)
• M12: 6,076,815 km (0.078 R)
• M13: 6,592,629 km (0.119 R)
• M14: 7,551,551 km (0.1 R)
• M15: 11,889,440 km (0.038 R)
• M16: 14,090,474 km (0.077 R)
• M17: 16,549,115 km (0.091 R)
• M18: 18,984,269 km (0.052 R)
• M19: 23,973,657 km (0.054 R)
• M20: 27,201,680 km (0.06 R)
• M21: 28,984,288 km (0.062 R)
• M22: 38,287,331 km (0.057 R)
• M23: 38,917,288 km (0.112 R)
• M24: 39,394,206 km (0.093 R)
• M25: 40,848,447 km (0.059 R)
• M26: 49,770,613 km (0.052 R)
• M27: 52,622,547 km (0.073 R)
• M28: 55,180,820 km (0.101 R)
• M29: 56,591,977 km (0.106 R)
• M30: 60,331,176 km (0.089 R)
• M31: 66,243,433 km (0.115 R)
• M32: 70,863,763 km (0.083 R)
• M33: 76,189,148 km (0.106 R)
• M34: 78,442,541 km (0.082 R)
• M35: 83,081,721 km (0.111 R)
• M36: 88,447,048 km (0.12 R)
• M37: 88,721,261 km (0.109 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 17,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit