🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.82 AU - 1.24 AU

Year: 374 Days

Day: 41.9 Hours

Environment

Temp: 43 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.65 AU - 2.65 AU

Year: 1129 Days

Day: 21.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.36 AU - 3.88 AU

Year: 1974 Days

Day: 46.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.8

Radius: 13.1

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.48 AU - 7.48 AU

Year: 6605 Days

Day: 13.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,382,203 km

• M1: 164,408 km (0.116 R)
• M2: 586,424 km (0.106 R)
• M3: 1,010,833 km (0.088 R)
• M4: 1,466,358 km (0.071 R)
• M5: 1,894,956 km (0.099 R)
• M6: 2,456,995 km (0.101 R)
• M7: 3,226,078 km (0.071 R)
• M8: 3,831,650 km (0.084 R)
• M9: 5,107,870 km (0.105 R)
• M10: 6,946,128 km (0.106 R)
• M11: 7,778,640 km (0.094 R)
• M12: 8,369,851 km (0.075 R)
• M13: 9,435,586 km (0.072 R)
• M14: 10,238,478 km (0.036 R)
• M15: 13,437,330 km (0.088 R)
• M16: 15,927,236 km (0.097 R)
• M17: 16,579,932 km (0.096 R)
• M18: 17,686,358 km (0.12 R)
• M19: 19,237,389 km (0.071 R)
• M20: 23,281,917 km (0.087 R)
• M21: 24,123,105 km (0.085 R)
• M22: 26,191,595 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.6

Radius: 8.8

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.11 AU - 9.27 AU

Year: 7638 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 170.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 95,382,203 km

• M1: 109,506 km (0.1 R)
• M2: 572,661 km (0.042 R)
• M3: 1,308,533 km (0.105 R)
• M4: 1,636,002 km (0.095 R)
• M5: 2,363,198 km (0.106 R)
• M6: 3,536,045 km (0.086 R)
• M7: 4,322,331 km (0.082 R)
• M8: 5,584,040 km (0.043 R)
• M9: 7,210,767 km (0.075 R)
• M10: 8,933,386 km (0.08 R)
• M11: 9,996,130 km (0.078 R)
• M12: 12,917,477 km (0.083 R)
• M13: 14,112,614 km (0.087 R)
• M14: 14,709,659 km (0.111 R)
• M15: 17,699,522 km (0.055 R)
• M16: 18,076,060 km (0.085 R)
• M17: 19,971,465 km (0.086 R)
• M18: 21,566,179 km (0.096 R)
• M19: 24,384,154 km (0.076 R)
• M20: 24,850,450 km (0.112 R)
• M21: 25,640,925 km (0.097 R)
• M22: 27,774,191 km (0.091 R)
• M23: 28,539,534 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.2

Radius: 11.3

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.18 AU - 10.54 AU

Year: 10256 Days

Day: 5.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,382,203 km

• M1: 140,472 km (0.104 R)
• M2: 528,978 km (0.073 R)
• M3: 1,664,576 km (0.081 R)
• M4: 2,913,419 km (0.113 R)
• M5: 4,105,714 km (0.109 R)
• M6: 7,142,700 km (0.076 R)
• M7: 10,629,976 km (0.102 R)
• M8: 18,221,320 km (0.085 R)
• M9: 18,904,982 km (0.07 R)
• M10: 22,237,873 km (0.062 R)
• M11: 23,728,167 km (0.102 R)
• M12: 33,981,007 km (0.113 R)
• M13: 44,756,093 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.3

Radius: 5.8

Gravity: 15.44 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.77 AU - 13.47 AU

Year: 17021 Days

Day: 20.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,382,203 km

• M1: 72,256 km (0.062 R)
• M2: 411,394 km (0.064 R)
• M3: 1,140,833 km (0.04 R)
• M4: 2,149,871 km (0.081 R)
• M5: 2,349,584 km (0.109 R)
• M6: 2,809,598 km (0.098 R)
• M7: 3,148,437 km (0.063 R)
• M8: 3,353,984 km (0.084 R)
• M9: 5,301,449 km (0.052 R)
• M10: 5,895,652 km (0.113 R)
• M11: 6,129,623 km (0.112 R)
• M12: 6,410,418 km (0.11 R)
• M13: 7,349,145 km (0.083 R)
• M14: 8,473,971 km (0.104 R)
• M15: 8,672,039 km (0.084 R)
• M16: 10,653,762 km (0.097 R)
• M17: 13,247,490 km (0.066 R)
• M18: 13,581,841 km (0.044 R)
• M19: 18,622,541 km (0.083 R)
• M20: 21,418,077 km (0.119 R)
• M21: 23,592,183 km (0.109 R)
• M22: 27,933,812 km (0.103 R)
• M23: 28,928,787 km (0.098 R)
• M24: 33,885,862 km (0.052 R)
• M25: 36,173,214 km (0.083 R)
• M26: 53,429,328 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 425.1

Radius: 3.4

Gravity: 36.77 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 13.38 AU - 15.2 AU

Year: 19347 Days

Day: 23.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,382,203 km

• M1: 48,470 km (0.107 R)
• M2: 418,425 km (0.111 R)
• M3: 534,663 km (0.073 R)
• M4: 952,639 km (0.07 R)
• M5: 1,222,813 km (0.056 R)
• M6: 1,987,557 km (0.044 R)
• M7: 2,856,571 km (0.11 R)
• M8: 3,178,207 km (0.094 R)
• M9: 3,308,058 km (0.093 R)
• M10: 5,051,023 km (0.07 R)
• M11: 8,164,005 km (0.033 R)
• M12: 10,255,383 km (0.119 R)
• M13: 11,303,017 km (0.108 R)
• M14: 14,300,659 km (0.114 R)
• M15: 14,870,926 km (0.096 R)
• M16: 20,432,975 km (0.116 R)
• M17: 22,652,110 km (0.087 R)
• M18: 24,620,070 km (0.09 R)
• M19: 28,332,640 km (0.082 R)
• M20: 30,379,737 km (0.113 R)
• M21: 35,148,917 km (0.097 R)
• M22: 35,664,432 km (0.075 R)
• M23: 38,590,865 km (0.091 R)
• M24: 39,693,551 km (0.089 R)
• M25: 44,765,068 km (0.11 R)
• M26: 45,828,709 km (0.088 R)
• M27: 47,064,687 km (0.117 R)
• M28: 59,750,886 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.6

Radius: 5.8

Gravity: 22.25 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 15.59 AU - 19.97 AU

Year: 26852 Days

Day: 19.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,382,203 km

• M1: 89,759 km (0.035 R)
• M2: 296,353 km (0.082 R)
• M3: 3,108,195 km (0.092 R)
• M4: 5,384,925 km (0.075 R)
• M5: 11,985,931 km (0.08 R)
• M6: 16,103,014 km (0.08 R)
• M7: 18,861,300 km (0.091 R)
• M8: 24,940,209 km (0.105 R)
• M9: 27,101,449 km (0.074 R)
• M10: 29,124,611 km (0.099 R)
• M11: 29,384,463 km (0.055 R)
• M12: 32,067,949 km (0.082 R)
• M13: 45,127,993 km (0.082 R)
• M14: 49,606,504 km (0.107 R)
• M15: 55,560,051 km (0.068 R)
• M16: 56,967,318 km (0.117 R)
• M17: 58,192,225 km (0.067 R)
• M18: 62,402,209 km (0.088 R)
• M19: 65,023,313 km (0.063 R)
• M20: 65,467,170 km (0.107 R)
• M21: 72,369,616 km (0.039 R)
• M22: 74,531,155 km (0.052 R)
• M23: 77,978,638 km (0.084 R)
• M24: 88,955,831 km (0.119 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 18,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit