🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.67 AU - 1.01 AU

Year: 276 Days

Day: 45.6 Hours

Environment

Temp: 179 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.84 AU - 1.4 AU

Year: 425 Days

Day: 13.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 26.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.29 AU - 2.31 AU

Year: 1249 Days

Day: 44 Hours

Environment

Temp: -63 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.06 AU - 3.28 AU

Year: 1563 Days

Day: 18.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,437,649 km

• M1: 32,164 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.71 AU - 4.19 AU

Year: 2295 Days

Day: 19 Hours

Environment

Temp: -104 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,437,649 km

• M1: 59,540 km (0.086 R)

Asteroid Belt

Center: 5.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607

Radius: 9.1

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 6.04 AU - 9.58 AU

Year: 7817 Days

Day: 10.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,437,649 km

• M1: 113,246 km (0.093 R)
• M2: 410,945 km (0.115 R)
• M3: 2,200,585 km (0.054 R)
• M4: 2,937,953 km (0.101 R)
• M5: 4,421,365 km (0.114 R)
• M6: 4,724,450 km (0.119 R)
• M7: 5,750,243 km (0.12 R)
• M8: 7,713,865 km (0.06 R)
• M9: 8,402,015 km (0.108 R)
• M10: 8,868,760 km (0.093 R)
• M11: 9,623,930 km (0.101 R)
• M12: 11,060,219 km (0.104 R)
• M13: 12,799,594 km (0.095 R)
• M14: 13,475,028 km (0.108 R)
• M15: 13,938,482 km (0.119 R)
• M16: 18,885,684 km (0.099 R)
• M17: 19,835,032 km (0.087 R)
• M18: 21,749,735 km (0.078 R)
• M19: 27,668,575 km (0.061 R)
• M20: 34,794,670 km (0.118 R)
• M21: 35,120,195 km (0.095 R)
• M22: 38,603,431 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.6

Radius: 8.8

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.49 AU - 8.77 AU

Year: 8303 Days

Day: 13.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,437,649 km

• M1: 110,254 km (0.041 R)
• M2: 420,220 km (0.089 R)
• M3: 1,097,001 km (0.09 R)
• M4: 1,552,228 km (0.091 R)
• M5: 2,243,968 km (0.071 R)
• M6: 2,862,555 km (0.102 R)
• M7: 4,906,810 km (0.106 R)
• M8: 5,440,575 km (0.095 R)
• M9: 5,979,576 km (0.12 R)
• M10: 6,908,579 km (0.062 R)
• M11: 7,773,105 km (0.119 R)
• M12: 10,702,680 km (0.051 R)
• M13: 11,346,101 km (0.092 R)
• M14: 12,547,073 km (0.047 R)
• M15: 15,016,485 km (0.096 R)
• M16: 16,204,441 km (0.102 R)
• M17: 16,920,118 km (0.089 R)
• M18: 18,554,624 km (0.093 R)
• M19: 19,050,541 km (0.088 R)
• M20: 19,628,138 km (0.071 R)
• M21: 21,664,016 km (0.099 R)
• M22: 22,853,917 km (0.118 R)
• M23: 23,753,748 km (0.076 R)
• M24: 26,864,187 km (0.102 R)
• M25: 29,463,600 km (0.103 R)
• M26: 29,848,066 km (0.099 R)
• M27: 31,821,262 km (0.077 R)
• M28: 32,736,951 km (0.075 R)
• M29: 33,985,046 km (0.12 R)
• M30: 35,589,483 km (0.051 R)
• M31: 36,355,125 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.9

Radius: 5.8

Gravity: 29.69 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 13.05 AU - 14.29 AU

Year: 18102 Days

Day: 23.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,437,649 km

• M1: 76,893 km (0.108 R)
• M2: 298,298 km (0.094 R)
• M3: 1,861,895 km (0.053 R)
• M4: 2,690,518 km (0.075 R)
• M5: 2,970,864 km (0.09 R)
• M6: 3,742,191 km (0.062 R)
• M7: 4,157,923 km (0.052 R)
• M8: 5,795,870 km (0.106 R)
• M9: 7,872,438 km (0.113 R)
• M10: 8,881,775 km (0.093 R)
• M11: 11,414,018 km (0.033 R)
• M12: 13,129,756 km (0.073 R)
• M13: 15,648,236 km (0.102 R)
• M14: 18,291,182 km (0.086 R)
• M15: 18,561,805 km (0.109 R)
• M16: 22,843,296 km (0.113 R)
• M17: 29,556,500 km (0.095 R)
• M18: 33,560,188 km (0.096 R)
• M19: 34,786,890 km (0.055 R)
• M20: 39,241,017 km (0.043 R)
• M21: 43,738,378 km (0.037 R)
• M22: 45,695,717 km (0.089 R)
• M23: 46,027,525 km (0.1 R)
• M24: 47,710,800 km (0.115 R)
• M25: 49,086,502 km (0.113 R)
• M26: 49,434,616 km (0.08 R)
• M27: 54,109,849 km (0.099 R)
• M28: 56,936,950 km (0.106 R)
• M29: 62,678,665 km (0.095 R)
• M30: 73,918,851 km (0.107 R)
• M31: 76,224,005 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.6

Radius: 3.4

Gravity: 36.21 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 13.75 AU - 19.03 AU

Year: 23765 Days

Day: 22.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,437,649 km

• M1: 42,336 km (0.063 R)
• M2: 187,147 km (0.103 R)
• M3: 404,213 km (0.082 R)
• M4: 638,933 km (0.11 R)
• M5: 761,752 km (0.069 R)
• M6: 1,094,009 km (0.072 R)
• M7: 1,665,772 km (0.095 R)
• M8: 1,938,938 km (0.106 R)
• M9: 3,769,118 km (0.112 R)
• M10: 5,329,723 km (0.048 R)
• M11: 6,083,996 km (0.07 R)
• M12: 6,551,788 km (0.092 R)
• M13: 8,048,665 km (0.092 R)
• M14: 8,876,240 km (0.118 R)
• M15: 11,956,161 km (0.109 R)
• M16: 12,087,059 km (0.087 R)
• M17: 13,590,967 km (0.061 R)
• M18: 14,021,808 km (0.098 R)
• M19: 14,240,670 km (0.104 R)
• M20: 14,610,476 km (0.067 R)
• M21: 17,463,607 km (0.081 R)
• M22: 26,615,855 km (0.108 R)
• M23: 33,093,143 km (0.05 R)
• M24: 33,222,097 km (0.073 R)
• M25: 39,088,876 km (0.111 R)
• M26: 41,736,908 km (0.089 R)
• M27: 42,341,284 km (0.041 R)
• M28: 46,411,842 km (0.111 R)
• M29: 47,550,581 km (0.064 R)
• M30: 47,879,397 km (0.093 R)
• M31: 51,596,605 km (0.096 R)
• M32: 53,171,122 km (0.051 R)
• M33: 55,138,634 km (0.085 R)
• M34: 57,154,166 km (0.077 R)
• M35: 57,712,315 km (0.107 R)
• M36: 57,899,163 km (0.089 R)
• M37: 63,693,537 km (0.082 R)
• M38: 64,093,113 km (0.07 R)
• M39: 64,494,185 km (0.093 R)
• M40: 70,714,016 km (0.092 R)
• M41: 72,437,683 km (0.074 R)

Kuiper Belt

Range: 30.6 - 46.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 14,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit