🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.58 AU - 0.66 AU

Year: 320 Days

Day: 42.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.2

Radius: 10.1

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.12 AU - 1.3 AU

Year: 873 Days

Day: 14.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,452,420 km

• M1: 126,709 km (0.067 R)
• M2: 750,533 km (0.084 R)
• M3: 1,139,337 km (0.101 R)
• M4: 1,613,712 km (0.067 R)
• M5: 2,675,109 km (0.12 R)
• M6: 3,218,149 km (0.061 R)
• M7: 3,923,803 km (0.074 R)
• M8: 4,355,392 km (0.104 R)
• M9: 4,893,795 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.9

Radius: 14.6

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.82 AU - 2.86 AU

Year: 3140 Days

Day: 14.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,452,420 km

• M1: 181,612 km (0.111 R)
• M2: 756,068 km (0.073 R)
• M3: 1,307,934 km (0.114 R)
• M4: 2,388,031 km (0.059 R)
• M5: 3,649,440 km (0.082 R)
• M6: 4,480,755 km (0.095 R)
• M7: 7,074,633 km (0.12 R)
• M8: 7,568,904 km (0.092 R)
• M9: 11,986,829 km (0.075 R)
• M10: 12,691,734 km (0.108 R)
• M11: 13,249,135 km (0.062 R)
• M12: 15,115,518 km (0.077 R)
• M13: 17,727,647 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.9

Radius: 9.6

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.64 AU - 3.42 AU

Year: 3460 Days

Day: 13.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,452,420 km

• M1: 119,379 km (0.119 R)
• M2: 473,776 km (0.083 R)
• M3: 883,375 km (0.057 R)
• M4: 1,273,975 km (0.067 R)
• M5: 1,802,505 km (0.106 R)
• M6: 2,111,873 km (0.067 R)
• M7: 2,428,123 km (0.113 R)
• M8: 2,744,672 km (0.033 R)
• M9: 3,727,081 km (0.114 R)
• M10: 4,928,203 km (0.112 R)
• M11: 6,012,937 km (0.079 R)
• M12: 6,977,544 km (0.117 R)
• M13: 7,465,831 km (0.101 R)
• M14: 7,782,380 km (0.079 R)
• M15: 9,175,585 km (0.109 R)
• M16: 9,539,258 km (0.11 R)
• M17: 9,912,505 km (0.064 R)
• M18: 10,412,311 km (0.058 R)
• M19: 10,808,297 km (0.037 R)
• M20: 14,009,392 km (0.118 R)
• M21: 15,136,462 km (0.12 R)
• M22: 16,965,895 km (0.096 R)
• M23: 17,459,119 km (0.104 R)
• M24: 18,188,558 km (0.08 R)
• M25: 18,938,193 km (0.059 R)
• M26: 19,528,656 km (0.103 R)
• M27: 20,070,649 km (0.113 R)
• M28: 20,622,515 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.7

Radius: 8.7

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.2 AU - 3.38 AU

Year: 3915 Days

Day: 8.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,452,420 km

• M1: 108,159 km (0.112 R)
• M2: 583,880 km (0.072 R)
• M3: 914,043 km (0.112 R)
• M4: 1,424,321 km (0.114 R)
• M5: 2,070,734 km (0.066 R)
• M6: 2,704,580 km (0.089 R)
• M7: 4,094,943 km (0.102 R)
• M8: 4,649,951 km (0.116 R)
• M9: 5,281,553 km (0.042 R)
• M10: 5,704,765 km (0.034 R)
• M11: 6,812,837 km (0.085 R)
• M12: 8,205,593 km (0.118 R)
• M13: 8,851,556 km (0.114 R)
• M14: 9,778,914 km (0.102 R)
• M15: 10,201,827 km (0.09 R)
• M16: 10,859,010 km (0.099 R)
• M17: 11,358,518 km (0.056 R)
• M18: 12,257,601 km (0.094 R)
• M19: 14,036,619 km (0.063 R)
• M20: 15,923,347 km (0.118 R)
• M21: 16,214,464 km (0.086 R)
• M22: 17,476,023 km (0.105 R)
• M23: 18,801,760 km (0.088 R)
• M24: 20,534,402 km (0.112 R)
• M25: 24,545,719 km (0.098 R)
• M26: 25,564,930 km (0.093 R)
• M27: 27,520,323 km (0.119 R)
• M28: 27,939,796 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.7

Radius: 14

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 4.41 AU - 6.75 AU

Year: 8647 Days

Day: 9.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,452,420 km

• M1: 174,282 km (0.109 R)
• M2: 750,084 km (0.098 R)
• M3: 1,272,330 km (0.093 R)
• M4: 3,229,519 km (0.095 R)
• M5: 5,238,917 km (0.115 R)
• M6: 7,630,389 km (0.074 R)
• M7: 8,917,529 km (0.067 R)
• M8: 12,023,031 km (0.069 R)
• M9: 16,102,565 km (0.096 R)
• M10: 22,416,343 km (0.081 R)
• M11: 23,296,278 km (0.096 R)
• M12: 23,868,191 km (0.111 R)
• M13: 28,973,816 km (0.093 R)
• M14: 30,500,911 km (0.09 R)
• M15: 31,581,606 km (0.073 R)
• M16: 32,993,661 km (0.107 R)
• M17: 36,269,854 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.2

Radius: 9.5

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.73 AU - 5.85 AU

Year: 9140 Days

Day: 13.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,452,420 km

• M1: 119,230 km (0.116 R)
• M2: 754,871 km (0.086 R)
• M3: 1,237,474 km (0.066 R)
• M4: 1,550,732 km (0.038 R)
• M5: 2,457,893 km (0.111 R)
• M6: 3,050,899 km (0.066 R)
• M7: 4,116,036 km (0.118 R)
• M8: 9,413,296 km (0.095 R)
• M9: 11,022,820 km (0.058 R)
• M10: 12,687,395 km (0.077 R)
• M11: 16,222,692 km (0.094 R)
• M12: 18,835,569 km (0.079 R)
• M13: 19,230,507 km (0.053 R)
• M14: 19,550,347 km (0.099 R)
• M15: 21,803,291 km (0.113 R)
• M16: 22,151,106 km (0.066 R)
• M17: 26,818,261 km (0.101 R)
• M18: 30,233,879 km (0.082 R)
• M19: 34,514,024 km (0.1 R)
• M20: 37,044,472 km (0.115 R)
• M21: 38,544,789 km (0.115 R)
• M22: 43,425,120 km (0.091 R)
• M23: 45,799,538 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183

Radius: 7.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.44 AU - 11.46 AU

Year: 19057 Days

Day: 22.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 150 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,452,420 km

• M1: 98,286 km (0.103 R)
• M2: 401,670 km (0.112 R)
• M3: 2,343,451 km (0.056 R)
• M4: 3,630,591 km (0.091 R)
• M5: 4,241,997 km (0.079 R)
• M6: 6,016,378 km (0.107 R)
• M7: 6,717,244 km (0.054 R)
• M8: 7,389,237 km (0.03 R)
• M9: 10,793,038 km (0.041 R)
• M10: 11,713,962 km (0.106 R)
• M11: 14,856,116 km (0.051 R)
• M12: 15,586,153 km (0.104 R)
• M13: 16,974,571 km (0.056 R)
• M14: 18,594,866 km (0.093 R)
• M15: 20,155,022 km (0.109 R)
• M16: 20,802,930 km (0.111 R)
• M17: 22,569,681 km (0.082 R)
• M18: 26,687,811 km (0.11 R)
• M19: 28,466,530 km (0.072 R)
• M20: 29,281,838 km (0.042 R)
• M21: 31,821,412 km (0.106 R)
• M22: 38,681,222 km (0.066 R)
• M23: 46,745,595 km (0.101 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 18,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit