🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.81 AU - 2.43 AU

Year: 1116 Days

Day: 12.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.4

Radius: 10.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.49 AU - 7.13 AU

Year: 6427 Days

Day: 11 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,238,705 km

• M1: 129,851 km (0.093 R)
• M2: 555,158 km (0.065 R)
• M3: 943,663 km (0.039 R)
• M4: 1,710,801 km (0.086 R)
• M5: 2,492,301 km (0.057 R)
• M6: 3,321,821 km (0.116 R)
• M7: 4,190,087 km (0.12 R)
• M8: 6,401,891 km (0.09 R)
• M9: 7,708,030 km (0.084 R)
• M10: 9,032,121 km (0.095 R)
• M11: 12,403,758 km (0.12 R)
• M12: 15,753,553 km (0.114 R)
• M13: 20,047,760 km (0.114 R)
• M14: 23,595,324 km (0.118 R)
• M15: 24,396,122 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.9

Radius: 13

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.33 AU - 8.69 AU

Year: 6712 Days

Day: 5.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,238,705 km

• M1: 161,715 km (0.073 R)
• M2: 633,098 km (0.105 R)
• M3: 1,324,240 km (0.12 R)
• M4: 2,013,139 km (0.117 R)
• M5: 2,712,060 km (0.101 R)
• M6: 3,428,933 km (0.071 R)
• M7: 4,137,428 km (0.113 R)
• M8: 6,357,610 km (0.119 R)
• M9: 7,046,658 km (0.112 R)
• M10: 7,507,270 km (0.104 R)
• M11: 8,070,057 km (0.053 R)
• M12: 8,617,585 km (0.086 R)
• M13: 15,035,633 km (0.045 R)
• M14: 15,672,172 km (0.118 R)
• M15: 16,593,246 km (0.11 R)
• M16: 17,480,661 km (0.081 R)
• M17: 19,649,232 km (0.07 R)
• M18: 20,333,343 km (0.092 R)
• M19: 23,398,753 km (0.1 R)
• M20: 25,936,232 km (0.096 R)
• M21: 27,600,658 km (0.096 R)
• M22: 28,170,925 km (0.044 R)
• M23: 30,733,686 km (0.099 R)
• M24: 33,340,877 km (0.026 R)
• M25: 34,096,496 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.1

Radius: 9.8

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.7 AU - 10.24 AU

Year: 8915 Days

Day: 10.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,238,705 km

• M1: 127,457 km (0.074 R)
• M2: 550,819 km (0.062 R)
• M3: 1,184,067 km (0.116 R)
• M4: 1,612,515 km (0.069 R)
• M5: 2,932,717 km (0.112 R)
• M6: 3,572,397 km (0.084 R)
• M7: 4,069,361 km (0.088 R)
• M8: 8,379,874 km (0.106 R)
• M9: 9,627,221 km (0.051 R)
• M10: 9,967,108 km (0.111 R)
• M11: 11,324,260 km (0.034 R)
• M12: 13,679,528 km (0.079 R)
• M13: 19,395,663 km (0.088 R)
• M14: 19,938,853 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.8

Radius: 3.3

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 10.88 AU - 14.66 AU

Year: 16504 Days

Day: 23.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,238,705 km

• M1: 40,990 km (0.115 R)
• M2: 252,521 km (0.094 R)
• M3: 365,617 km (0.106 R)
• M4: 577,448 km (0.027 R)
• M5: 1,552,527 km (0.041 R)
• M6: 4,172,883 km (0.044 R)
• M7: 4,746,740 km (0.081 R)
• M8: 12,240,547 km (0.113 R)
• M9: 12,676,176 km (0.118 R)
• M10: 14,887,531 km (0.104 R)
• M11: 29,860,483 km (0.053 R)
• M12: 33,727,738 km (0.104 R)
• M13: 36,112,477 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.5

Radius: 7.1

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 13.14 AU - 13.36 AU

Year: 17443 Days

Day: 18.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 164.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,238,705 km

• M1: 88,263 km (0.056 R)
• M2: 378,483 km (0.109 R)
• M3: 680,371 km (0.103 R)
• M4: 1,354,609 km (0.077 R)
• M5: 1,777,223 km (0.12 R)
• M6: 2,452,657 km (0.077 R)
• M7: 3,931,133 km (0.106 R)
• M8: 4,523,840 km (0.113 R)
• M9: 5,032,472 km (0.058 R)
• M10: 5,282,600 km (0.103 R)
• M11: 7,971,472 km (0.105 R)
• M12: 8,262,739 km (0.037 R)
• M13: 9,285,540 km (0.095 R)
• M14: 10,447,766 km (0.059 R)
• M15: 10,679,792 km (0.075 R)
• M16: 10,974,500 km (0.063 R)
• M17: 11,642,005 km (0.088 R)
• M18: 12,530,467 km (0.064 R)
• M19: 13,807,285 km (0.116 R)
• M20: 16,382,612 km (0.092 R)
• M21: 17,013,317 km (0.117 R)
• M22: 20,231,915 km (0.098 R)
• M23: 20,592,745 km (0.058 R)
• M24: 21,607,019 km (0.087 R)
• M25: 26,211,193 km (0.079 R)
• M26: 28,289,855 km (0.116 R)
• M27: 32,402,151 km (0.07 R)
• M28: 34,025,886 km (0.082 R)
• M29: 37,299,536 km (0.11 R)
• M30: 37,570,159 km (0.071 R)
• M31: 41,788,520 km (0.085 R)
• M32: 45,382,309 km (0.049 R)
• M33: 45,845,464 km (0.1 R)
• M34: 46,156,029 km (0.076 R)
• M35: 49,502,235 km (0.118 R)
• M36: 63,537,956 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 868.3

Radius: 4.9

Gravity: 36.16 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 13.96 AU - 14.68 AU

Year: 19598 Days

Day: 22.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,238,705 km

• M1: 73,752 km (0.062 R)
• M2: 293,361 km (0.059 R)
• M3: 445,802 km (0.085 R)
• M4: 672,143 km (0.044 R)
• M5: 1,391,260 km (0.044 R)
• M6: 2,550,195 km (0.091 R)
• M7: 4,729,686 km (0.03 R)
• M8: 5,102,035 km (0.11 R)
• M9: 5,863,040 km (0.068 R)
• M10: 6,380,948 km (0.095 R)
• M11: 7,557,385 km (0.098 R)
• M12: 7,911,035 km (0.03 R)
• M13: 8,170,437 km (0.118 R)
• M14: 10,956,398 km (0.095 R)
• M15: 11,213,856 km (0.088 R)
• M16: 11,607,448 km (0.1 R)
• M17: 12,491,721 km (0.099 R)
• M18: 15,253,298 km (0.12 R)
• M19: 15,413,218 km (0.109 R)
• M20: 18,577,512 km (0.063 R)
• M21: 26,382,183 km (0.039 R)
• M22: 29,115,336 km (0.056 R)
• M23: 29,485,142 km (0.117 R)
• M24: 29,733,474 km (0.047 R)
• M25: 33,627,357 km (0.03 R)
• M26: 35,415,501 km (0.062 R)
• M27: 41,003,580 km (0.074 R)
• M28: 41,779,993 km (0.074 R)
• M29: 45,643,507 km (0.106 R)
• M30: 46,309,816 km (0.116 R)
• M31: 49,213,660 km (0.079 R)
• M32: 49,388,241 km (0.086 R)
• M33: 51,694,591 km (0.11 R)
• M34: 70,322,219 km (0.025 R)
• M35: 73,236,834 km (0.034 R)
• M36: 74,839,177 km (0.106 R)
• M37: 76,933,547 km (0.111 R)
• M38: 77,168,566 km (0.118 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 13,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit