🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.47 AU - 0.71 AU

Year: 297 Days

Day: 12.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.23 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.4

Radius: 14.6

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.49 AU - 2.23 AU

Year: 1664 Days

Day: 14.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,729,026 km

• M1: 181,612 km (0.113 R)
• M2: 1,457,981 km (0.09 R)
• M3: 2,296,627 km (0.109 R)
• M4: 3,440,153 km (0.047 R)
• M5: 9,231,086 km (0.081 R)
• M6: 9,847,280 km (0.09 R)
• M7: 10,923,936 km (0.034 R)
• M8: 11,933,572 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.1

Radius: 10.4

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.13 AU - 2.83 AU

Year: 2562 Days

Day: 7.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,729,026 km

• M1: 140,024 km (0.117 R)
• M2: 952,938 km (0.028 R)
• M3: 1,333,515 km (0.097 R)
• M4: 1,907,672 km (0.089 R)
• M5: 3,271,107 km (0.103 R)
• M6: 4,912,644 km (0.113 R)
• M7: 5,913,305 km (0.107 R)
• M8: 7,621,413 km (0.06 R)
• M9: 7,949,032 km (0.076 R)
• M10: 9,573,516 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.5

Radius: 15

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.09 AU - 3.25 AU

Year: 3703 Days

Day: 9.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,729,026 km

• M1: 188,942 km (0.102 R)
• M2: 766,390 km (0.052 R)
• M3: 1,378,993 km (0.088 R)
• M4: 2,065,348 km (0.058 R)
• M5: 2,697,998 km (0.119 R)
• M6: 3,332,741 km (0.089 R)
• M7: 4,303,183 km (0.111 R)
• M8: 5,008,537 km (0.111 R)
• M9: 5,565,340 km (0.079 R)
• M10: 6,234,940 km (0.109 R)
• M11: 6,958,096 km (0.111 R)
• M12: 7,933,025 km (0.077 R)
• M13: 8,424,305 km (0.099 R)
• M14: 9,955,439 km (0.045 R)
• M15: 11,409,979 km (0.095 R)
• M16: 13,810,277 km (0.096 R)

Asteroid Belt

Center: 5.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 769.1

Radius: 6.3

Gravity: 19.38 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.49 AU - 7.37 AU

Year: 11968 Days

Day: 17 Hours

Environment

Temp: -213 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 25,729,026 km

• M1: 78,838 km (0.104 R)
• M2: 675,434 km (0.078 R)
• M3: 1,335,909 km (0.109 R)
• M4: 1,669,512 km (0.112 R)
• M5: 2,112,023 km (0.04 R)
• M6: 2,441,736 km (0.102 R)
• M7: 2,895,916 km (0.111 R)
• M8: 3,560,729 km (0.107 R)
• M9: 3,887,001 km (0.097 R)
• M10: 4,322,780 km (0.115 R)
• M11: 5,937,839 km (0.117 R)
• M12: 7,046,209 km (0.105 R)
• M13: 7,561,125 km (0.068 R)
• M14: 8,286,226 km (0.112 R)
• M15: 9,717,130 km (0.054 R)
• M16: 10,032,482 km (0.084 R)
• M17: 12,070,603 km (0.032 R)
• M18: 14,641,592 km (0.063 R)
• M19: 17,248,634 km (0.073 R)
• M20: 19,230,956 km (0.055 R)
• M21: 20,319,580 km (0.06 R)
• M22: 21,893,948 km (0.07 R)
• M23: 22,802,755 km (0.093 R)
• M24: 26,384,726 km (0.111 R)
• M25: 27,309,390 km (0.047 R)
• M26: 28,682,998 km (0.086 R)
• M27: 29,223,495 km (0.068 R)
• M28: 33,316,343 km (0.097 R)
• M29: 34,033,665 km (0.047 R)
• M30: 34,275,116 km (0.061 R)
• M31: 38,424,811 km (0.054 R)
• M32: 38,949,451 km (0.09 R)
• M33: 39,879,202 km (0.117 R)
• M34: 42,756,867 km (0.102 R)
• M35: 43,037,961 km (0.053 R)
• M36: 43,746,157 km (0.042 R)
• M37: 52,697,645 km (0.066 R)
• M38: 53,834,439 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.7

Radius: 7.6

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.57 AU - 10.73 AU

Year: 19665 Days

Day: 24.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 25,729,026 km

• M1: 94,845 km (0.088 R)
• M2: 667,506 km (0.067 R)
• M3: 972,985 km (0.115 R)
• M4: 1,298,061 km (0.104 R)
• M5: 1,660,088 km (0.109 R)
• M6: 2,149,422 km (0.065 R)
• M7: 3,734,860 km (0.076 R)
• M8: 4,044,079 km (0.107 R)
• M9: 6,666,530 km (0.073 R)
• M10: 7,648,490 km (0.094 R)
• M11: 8,617,137 km (0.109 R)
• M12: 9,494,378 km (0.118 R)
• M13: 10,611,725 km (0.09 R)
• M14: 13,035,210 km (0.057 R)
• M15: 13,676,237 km (0.062 R)
• M16: 14,791,041 km (0.083 R)
• M17: 15,409,777 km (0.111 R)
• M18: 19,125,041 km (0.09 R)
• M19: 19,398,206 km (0.119 R)
• M20: 19,674,065 km (0.102 R)
• M21: 22,577,460 km (0.087 R)
• M22: 23,709,916 km (0.046 R)
• M23: 24,025,268 km (0.111 R)
• M24: 25,314,652 km (0.12 R)
• M25: 29,217,811 km (0.1 R)
• M26: 29,945,754 km (0.067 R)
• M27: 32,460,045 km (0.064 R)
• M28: 37,904,360 km (0.051 R)
• M29: 39,208,106 km (0.112 R)
• M30: 41,143,603 km (0.098 R)
• M31: 41,904,608 km (0.117 R)
• M32: 43,141,932 km (0.088 R)
• M33: 46,669,599 km (0.085 R)
• M34: 56,694,302 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18

Radius: 6.3

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.51 AU - 12.69 AU

Year: 24260 Days

Day: 15.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,729,026 km

• M1: 109,805 km (0.115 R)
• M2: 386,411 km (0.077 R)
• M3: 1,795,025 km (0.088 R)
• M4: 2,353,922 km (0.108 R)
• M5: 3,581,971 km (0.069 R)
• M6: 6,044,951 km (0.115 R)
• M7: 7,862,415 km (0.097 R)
• M8: 11,294,041 km (0.113 R)
• M9: 19,987,173 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 20,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit