🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.48 AU - 0.62 AU

Year: 148 Days

Day: 25.6 Hours

Environment

Temp: 205 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,038,605 km

• M1: 540,348 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.68 AU - 2.22 AU

Year: 985 Days

Day: 21.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.33 AU - 2.45 AU

Year: 1336 Days

Day: 21.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.1

Radius: 10.7

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.1 AU - 6.56 AU

Year: 5091 Days

Day: 7.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,038,605 km

• M1: 145,858 km (0.077 R)
• M2: 826,827 km (0.112 R)
• M3: 1,461,272 km (0.036 R)
• M4: 2,714,603 km (0.111 R)
• M5: 3,524,675 km (0.094 R)
• M6: 3,953,423 km (0.08 R)
• M7: 4,399,075 km (0.048 R)
• M8: 7,428,282 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.5

Radius: 13.4

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.29 AU - 8.07 AU

Year: 6244 Days

Day: 6.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,038,605 km

• M1: 166,652 km (0.095 R)
• M2: 812,167 km (0.1 R)
• M3: 1,433,297 km (0.068 R)
• M4: 1,934,899 km (0.062 R)
• M5: 2,362,150 km (0.097 R)
• M6: 3,031,750 km (0.054 R)
• M7: 4,534,760 km (0.101 R)
• M8: 5,241,012 km (0.111 R)
• M9: 5,699,230 km (0.113 R)
• M10: 7,424,692 km (0.106 R)
• M11: 8,909,600 km (0.081 R)
• M12: 10,777,330 km (0.054 R)
• M13: 12,730,180 km (0.034 R)
• M14: 13,449,447 km (0.114 R)
• M15: 14,312,926 km (0.11 R)
• M16: 15,833,887 km (0.099 R)
• M17: 16,994,019 km (0.084 R)
• M18: 17,460,166 km (0.119 R)
• M19: 18,348,628 km (0.084 R)
• M20: 21,118,881 km (0.091 R)
• M21: 22,925,126 km (0.119 R)
• M22: 26,574,715 km (0.08 R)
• M23: 28,211,615 km (0.061 R)
• M24: 29,722,105 km (0.079 R)
• M25: 31,285,851 km (0.085 R)
• M26: 32,903,902 km (0.09 R)
• M27: 36,747,371 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 14.9

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.17 AU - 11.89 AU

Year: 10640 Days

Day: 6.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,038,605 km

• M1: 186,698 km (0.115 R)
• M2: 950,694 km (0.091 R)
• M3: 1,468,453 km (0.112 R)
• M4: 2,098,559 km (0.028 R)
• M5: 3,050,001 km (0.106 R)
• M6: 3,793,054 km (0.078 R)
• M7: 4,682,713 km (0.113 R)
• M8: 5,147,663 km (0.076 R)
• M9: 8,326,767 km (0.114 R)
• M10: 9,280,304 km (0.045 R)
• M11: 10,066,142 km (0.071 R)
• M12: 11,665,492 km (0.103 R)
• M13: 13,028,628 km (0.075 R)
• M14: 13,544,591 km (0.025 R)
• M15: 15,427,430 km (0.093 R)
• M16: 15,940,401 km (0.082 R)
• M17: 17,479,165 km (0.03 R)
• M18: 18,750,896 km (0.104 R)
• M19: 19,632,477 km (0.115 R)
• M20: 20,773,160 km (0.077 R)
• M21: 24,288,561 km (0.097 R)
• M22: 26,596,706 km (0.09 R)
• M23: 34,613,207 km (0.09 R)
• M24: 36,389,832 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.4

Radius: 8

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 9.19 AU - 15.15 AU

Year: 15354 Days

Day: 14.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,038,605 km

• M1: 99,483 km (0.108 R)
• M2: 652,097 km (0.083 R)
• M3: 1,052,122 km (0.065 R)
• M4: 1,323,492 km (0.108 R)
• M5: 2,350,631 km (0.116 R)
• M6: 2,943,189 km (0.063 R)
• M7: 4,013,711 km (0.089 R)
• M8: 4,824,531 km (0.077 R)
• M9: 5,360,989 km (0.056 R)
• M10: 5,976,435 km (0.066 R)
• M11: 7,210,767 km (0.046 R)
• M12: 7,486,027 km (0.078 R)
• M13: 7,912,082 km (0.075 R)
• M14: 9,449,948 km (0.078 R)
• M15: 12,244,885 km (0.073 R)
• M16: 14,726,863 km (0.051 R)
• M17: 16,085,511 km (0.103 R)
• M18: 16,955,871 km (0.088 R)
• M19: 19,666,136 km (0.025 R)
• M20: 20,569,109 km (0.045 R)
• M21: 23,846,200 km (0.049 R)
• M22: 27,678,598 km (0.056 R)
• M23: 28,015,343 km (0.082 R)
• M24: 32,771,059 km (0.114 R)
• M25: 33,782,790 km (0.034 R)
• M26: 41,896,080 km (0.115 R)
• M27: 44,301,165 km (0.064 R)
• M28: 47,274,722 km (0.09 R)
• M29: 48,892,025 km (0.077 R)
• M30: 51,725,558 km (0.079 R)
• M31: 54,843,028 km (0.099 R)
• M32: 58,083,617 km (0.082 R)
• M33: 64,943,428 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184

Radius: 6.8

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 12.74 AU - 17.64 AU

Year: 21410 Days

Day: 18 Hours

Environment

Temp: -192 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,038,605 km

• M1: 87,814 km (0.067 R)
• M2: 302,636 km (0.045 R)
• M3: 630,705 km (0.115 R)
• M4: 886,068 km (0.09 R)
• M5: 1,297,163 km (0.05 R)
• M6: 1,583,194 km (0.102 R)
• M7: 2,154,359 km (0.083 R)
• M8: 2,497,686 km (0.098 R)
• M9: 2,966,227 km (0.072 R)
• M10: 3,245,675 km (0.099 R)
• M11: 3,803,825 km (0.088 R)
• M12: 5,044,590 km (0.074 R)
• M13: 5,828,183 km (0.1 R)
• M14: 6,268,001 km (0.107 R)
• M15: 6,808,648 km (0.106 R)
• M16: 8,525,433 km (0.092 R)
• M17: 10,834,476 km (0.117 R)
• M18: 11,386,642 km (0.102 R)
• M19: 12,667,050 km (0.058 R)
• M20: 13,467,399 km (0.099 R)
• M21: 15,442,091 km (0.092 R)
• M22: 15,789,158 km (0.088 R)
• M23: 16,141,161 km (0.068 R)
• M24: 20,701,054 km (0.119 R)
• M25: 24,518,792 km (0.078 R)
• M26: 26,444,416 km (0.061 R)
• M27: 27,850,785 km (0.113 R)
• M28: 29,412,288 km (0.108 R)
• M29: 29,838,342 km (0.115 R)
• M30: 34,682,022 km (0.115 R)
• M31: 43,369,919 km (0.048 R)
• M32: 44,060,612 km (0.119 R)
• M33: 45,748,226 km (0.091 R)
• M34: 48,953,210 km (0.114 R)
• M35: 50,458,315 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.8

Radius: 4.8

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 15.78 AU - 24.02 AU

Year: 32105 Days

Day: 23.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,038,605 km

• M1: 74,949 km (0.085 R)
• M2: 449,542 km (0.105 R)
• M3: 721,660 km (0.096 R)
• M4: 959,820 km (0.097 R)
• M5: 1,337,555 km (0.09 R)
• M6: 1,827,039 km (0.074 R)
• M7: 2,186,223 km (0.11 R)
• M8: 2,382,795 km (0.041 R)
• M9: 4,139,074 km (0.118 R)
• M10: 6,478,336 km (0.119 R)
• M11: 7,453,564 km (0.055 R)
• M12: 11,538,035 km (0.056 R)
• M13: 12,892,344 km (0.102 R)
• M14: 14,730,005 km (0.118 R)
• M15: 14,961,732 km (0.107 R)
• M16: 20,215,310 km (0.083 R)
• M17: 22,275,123 km (0.072 R)
• M18: 22,991,697 km (0.065 R)
• M19: 29,530,470 km (0.073 R)
• M20: 30,770,337 km (0.111 R)
• M21: 33,088,805 km (0.054 R)
• M22: 52,658,450 km (0.108 R)
• M23: 61,376,865 km (0.065 R)
• M24: 69,050,488 km (0.077 R)
• M25: 73,452,854 km (0.111 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 12,112 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit