🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.26 AU - 1.44 AU

Year: 559 Days

Day: 47 Hours

Environment

Temp: -11 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.05 AU - 1.67 AU

Year: 565 Days

Day: 14.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 21.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.78 AU - 3.94 AU

Year: 2195 Days

Day: 41.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,169,223 km

• M1: 321,635 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.63 AU - 4.87 AU

Year: 3123 Days

Day: 26.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.7

Radius: 3

Gravity: 73.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 14.2 AU - 16.6 AU

Year: 21542 Days

Day: 15.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,169,223 km

• M1: 37,699 km (0.103 R)
• M2: 514,317 km (0.094 R)
• M3: 926,460 km (0.105 R)
• M4: 1,200,822 km (0.098 R)
• M5: 6,196,793 km (0.076 R)
• M6: 14,843,550 km (0.05 R)
• M7: 16,368,550 km (0.042 R)
• M8: 22,989,902 km (0.108 R)
• M9: 40,090,135 km (0.073 R)
• M10: 40,848,746 km (0.098 R)
• M11: 41,001,485 km (0.094 R)
• M12: 46,929,002 km (0.097 R)
• M13: 47,096,701 km (0.099 R)
• M14: 54,320,333 km (0.081 R)
• M15: 54,876,089 km (0.09 R)
• M16: 56,376,706 km (0.076 R)
• M17: 59,852,762 km (0.077 R)
• M18: 60,049,932 km (0.073 R)
• M19: 60,644,134 km (0.092 R)
• M20: 67,868,365 km (0.044 R)
• M21: 68,297,711 km (0.101 R)
• M22: 78,442,242 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.3

Radius: 3.2

Gravity: 46.42 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 17.03 AU - 17.03 AU

Year: 25051 Days

Day: 16.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 99,169,223 km

• M1: 39,943 km (0.099 R)
• M2: 143,913 km (0.092 R)
• M3: 273,465 km (0.067 R)
• M4: 391,198 km (0.095 R)
• M5: 795,861 km (0.104 R)
• M6: 895,792 km (0.057 R)
• M7: 1,233,135 km (0.089 R)
• M8: 2,110,078 km (0.119 R)
• M9: 2,750,207 km (0.047 R)
• M10: 3,141,854 km (0.039 R)
• M11: 3,629,244 km (0.092 R)
• M12: 3,906,898 km (0.069 R)
• M13: 6,658,601 km (0.037 R)
• M14: 7,168,730 km (0.094 R)
• M15: 7,704,290 km (0.057 R)
• M16: 7,905,649 km (0.086 R)
• M17: 8,110,299 km (0.092 R)
• M18: 9,356,898 km (0.096 R)
• M19: 10,787,951 km (0.085 R)
• M20: 12,290,213 km (0.101 R)
• M21: 12,773,713 km (0.071 R)
• M22: 12,984,796 km (0.103 R)
• M23: 16,602,222 km (0.025 R)
• M24: 20,547,866 km (0.117 R)
• M25: 24,314,292 km (0.048 R)
• M26: 26,873,313 km (0.115 R)
• M27: 28,997,004 km (0.07 R)
• M28: 33,976,668 km (0.078 R)
• M29: 37,883,417 km (0.092 R)
• M30: 42,546,083 km (0.108 R)
• M31: 51,024,543 km (0.108 R)
• M32: 52,449,013 km (0.104 R)
• M33: 54,082,921 km (0.106 R)
• M34: 54,634,938 km (0.058 R)
• M35: 58,411,835 km (0.099 R)
• M36: 60,363,938 km (0.084 R)
• M37: 66,270,062 km (0.108 R)
• M38: 72,773,081 km (0.096 R)
• M39: 76,640,186 km (0.112 R)
• M40: 76,871,913 km (0.108 R)
• M41: 77,803,160 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.1

Radius: 7.2

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 18.55 AU - 19.65 AU

Year: 29754 Days

Day: 19.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 99,169,223 km

• M1: 89,759 km (0.098 R)
• M2: 458,966 km (0.075 R)
• M3: 1,143,227 km (0.087 R)
• M4: 1,535,024 km (0.07 R)
• M5: 1,856,510 km (0.085 R)
• M6: 2,137,155 km (0.114 R)
• M7: 2,400,148 km (0.068 R)
• M8: 3,126,446 km (0.111 R)
• M9: 3,800,085 km (0.108 R)
• M10: 4,323,229 km (0.079 R)
• M11: 6,628,382 km (0.095 R)
• M12: 8,358,482 km (0.066 R)
• M13: 9,241,857 km (0.036 R)
• M14: 14,844,298 km (0.075 R)
• M15: 15,160,398 km (0.073 R)
• M16: 16,219,102 km (0.118 R)
• M17: 21,347,018 km (0.074 R)
• M18: 22,260,762 km (0.099 R)
• M19: 22,675,297 km (0.041 R)
• M20: 24,714,316 km (0.026 R)
• M21: 25,158,622 km (0.079 R)
• M22: 30,786,195 km (0.049 R)
• M23: 32,214,705 km (0.079 R)
• M24: 36,334,480 km (0.082 R)
• M25: 37,053,597 km (0.108 R)
• M26: 39,721,077 km (0.115 R)
• M27: 40,025,210 km (0.098 R)
• M28: 41,568,910 km (0.119 R)
• M29: 42,991,885 km (0.114 R)
• M30: 47,797,567 km (0.1 R)
• M31: 49,534,398 km (0.103 R)
• M32: 51,492,933 km (0.059 R)
• M33: 54,433,130 km (0.096 R)
• M34: 56,902,841 km (0.11 R)
• M35: 59,248,087 km (0.09 R)
• M36: 61,251,053 km (0.114 R)
• M37: 68,398,390 km (0.115 R)
• M38: 74,686,288 km (0.033 R)
• M39: 76,786,343 km (0.094 R)
• M40: 79,165,548 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.2

Radius: 6.6

Gravity: 13.46 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 19.07 AU - 21.17 AU

Year: 32169 Days

Day: 20.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,169,223 km

• M1: 84,224 km (0.115 R)
• M2: 423,212 km (0.034 R)
• M3: 709,393 km (0.104 R)
• M4: 935,735 km (0.116 R)
• M5: 1,725,013 km (0.048 R)
• M6: 2,076,119 km (0.083 R)
• M7: 3,091,440 km (0.117 R)
• M8: 4,222,101 km (0.113 R)
• M9: 4,515,163 km (0.095 R)
• M10: 8,932,040 km (0.051 R)
• M11: 9,354,355 km (0.103 R)
• M12: 10,238,777 km (0.101 R)
• M13: 16,034,049 km (0.093 R)
• M14: 17,297,553 km (0.073 R)
• M15: 22,133,454 km (0.102 R)
• M16: 24,041,724 km (0.092 R)
• M17: 24,506,226 km (0.117 R)
• M18: 27,799,324 km (0.082 R)
• M19: 32,350,839 km (0.034 R)
• M20: 33,059,484 km (0.09 R)
• M21: 41,219,150 km (0.091 R)
• M22: 42,388,108 km (0.059 R)
• M23: 45,849,503 km (0.09 R)
• M24: 48,014,185 km (0.053 R)
• M25: 48,935,857 km (0.078 R)
• M26: 53,722,241 km (0.063 R)
• M27: 54,118,077 km (0.114 R)
• M28: 68,532,131 km (0.107 R)
• M29: 74,015,192 km (0.073 R)
• M30: 79,014,753 km (0.109 R)
• M31: 80,557,257 km (0.11 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 16,304 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit