🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.46 AU - 0.56 AU

Year: 168 Days

Day: 30 Hours

Environment

Temp: 17 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.72 AU - 0.9 AU

Year: 335 Days

Day: 28.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,189,298 km

• M1: 32,612 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.07 AU - 1.39 AU

Year: 628 Days

Day: 31.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.93 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.4

Radius: 13.1

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.53 AU - 2.73 AU

Year: 1963 Days

Day: 15 Hours

Environment

Temp: -158 °C

Axial Tilt: 173.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,189,298 km

• M1: 163,211 km (0.079 R)
• M2: 624,571 km (0.04 R)
• M3: 1,244,505 km (0.098 R)
• M4: 1,672,803 km (0.087 R)
• M5: 2,869,437 km (0.119 R)
• M6: 3,424,146 km (0.092 R)
• M7: 4,085,817 km (0.105 R)
• M8: 4,691,389 km (0.081 R)
• M9: 5,711,497 km (0.092 R)
• M10: 6,347,587 km (0.099 R)
• M11: 7,082,861 km (0.112 R)
• M12: 7,650,286 km (0.116 R)
• M13: 8,453,925 km (0.089 R)
• M14: 10,502,369 km (0.031 R)
• M15: 11,062,314 km (0.076 R)
• M16: 12,014,953 km (0.093 R)
• M17: 12,744,991 km (0.058 R)
• M18: 14,167,367 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.5

Radius: 10.7

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.57 AU - 4.49 AU

Year: 3723 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,189,298 km

• M1: 133,142 km (0.086 R)
• M2: 488,736 km (0.091 R)
• M3: 1,868,029 km (0.115 R)
• M4: 2,436,351 km (0.071 R)
• M5: 2,843,706 km (0.068 R)
• M6: 3,757,001 km (0.115 R)
• M7: 4,713,231 km (0.06 R)
• M8: 5,531,381 km (0.027 R)
• M9: 6,127,678 km (0.073 R)
• M10: 6,766,312 km (0.077 R)
• M11: 7,384,899 km (0.058 R)
• M12: 8,007,076 km (0.066 R)
• M13: 8,878,634 km (0.026 R)
• M14: 10,727,813 km (0.12 R)
• M15: 11,312,441 km (0.119 R)
• M16: 14,061,751 km (0.03 R)
• M17: 14,762,168 km (0.042 R)
• M18: 18,381,838 km (0.094 R)
• M19: 19,341,060 km (0.082 R)
• M20: 21,686,605 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.6

Radius: 10.7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.6 AU - 5.84 AU

Year: 4719 Days

Day: 5.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 94,189,298 km

• M1: 133,591 km (0.091 R)
• M2: 1,457,981 km (0.06 R)
• M3: 2,688,872 km (0.092 R)
• M4: 3,494,008 km (0.12 R)
• M5: 7,102,009 km (0.107 R)
• M6: 11,744,929 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.5

Radius: 5.2

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.8 AU - 10.3 AU

Year: 12528 Days

Day: 23 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 94,189,298 km

• M1: 178,021 km (0.074 R)
• M2: 347,067 km (0.12 R)
• M3: 836,551 km (0.086 R)
• M4: 1,854,714 km (0.1 R)
• M5: 2,746,467 km (0.116 R)
• M6: 3,315,538 km (0.109 R)
• M7: 3,576,287 km (0.091 R)
• M8: 4,026,277 km (0.109 R)
• M9: 4,537,453 km (0.073 R)
• M10: 5,038,606 km (0.045 R)
• M11: 5,438,032 km (0.102 R)
• M12: 10,326,591 km (0.105 R)
• M13: 13,969,000 km (0.104 R)
• M14: 14,862,997 km (0.071 R)
• M15: 19,201,485 km (0.067 R)
• M16: 19,715,803 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.6

Radius: 5.6

Gravity: 20.14 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.21 AU - 13.89 AU

Year: 21694 Days

Day: 18.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,189,298 km

• M1: 69,713 km (0.073 R)
• M2: 283,937 km (0.097 R)
• M3: 474,076 km (0.039 R)
• M4: 713,432 km (0.071 R)
• M5: 901,327 km (0.11 R)
• M6: 1,490,593 km (0.081 R)
• M7: 1,676,543 km (0.105 R)
• M8: 2,034,531 km (0.036 R)
• M9: 2,534,487 km (0.109 R)
• M10: 3,962,399 km (0.081 R)
• M11: 5,335,857 km (0.117 R)
• M12: 5,572,221 km (0.062 R)
• M13: 6,588,440 km (0.048 R)
• M14: 9,543,746 km (0.06 R)
• M15: 10,739,033 km (0.066 R)
• M16: 12,098,279 km (0.1 R)
• M17: 12,506,681 km (0.08 R)
• M18: 14,611,822 km (0.104 R)
• M19: 16,690,186 km (0.081 R)
• M20: 23,144,735 km (0.064 R)
• M21: 23,563,011 km (0.059 R)
• M22: 28,382,905 km (0.118 R)
• M23: 32,498,941 km (0.049 R)
• M24: 42,511,227 km (0.07 R)
• M25: 49,235,502 km (0.044 R)
• M26: 54,581,531 km (0.088 R)
• M27: 60,104,984 km (0.092 R)
• M28: 74,719,648 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.6

Radius: 6

Gravity: 27.04 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 11.65 AU - 15.57 AU

Year: 23105 Days

Day: 16.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,189,298 km

• M1: 75,697 km (0.067 R)
• M2: 327,320 km (0.046 R)
• M3: 545,284 km (0.09 R)
• M4: 740,809 km (0.117 R)
• M5: 1,118,244 km (0.051 R)
• M6: 1,441,824 km (0.07 R)
• M7: 1,906,625 km (0.095 R)
• M8: 2,540,172 km (0.114 R)
• M9: 2,797,779 km (0.071 R)
• M10: 3,072,591 km (0.101 R)
• M11: 3,275,595 km (0.107 R)
• M12: 3,581,373 km (0.029 R)
• M13: 4,179,316 km (0.078 R)
• M14: 5,198,227 km (0.115 R)
• M15: 5,403,625 km (0.047 R)
• M16: 6,052,879 km (0.112 R)
• M17: 8,881,626 km (0.058 R)
• M18: 9,721,618 km (0.098 R)
• M19: 10,745,316 km (0.096 R)
• M20: 11,628,392 km (0.065 R)
• M21: 13,693,291 km (0.085 R)
• M22: 14,976,841 km (0.066 R)
• M23: 15,478,144 km (0.088 R)
• M24: 18,060,203 km (0.108 R)
• M25: 18,723,969 km (0.098 R)
• M26: 20,812,654 km (0.119 R)
• M27: 26,160,180 km (0.112 R)
• M28: 39,147,369 km (0.111 R)
• M29: 39,779,271 km (0.105 R)
• M30: 48,442,334 km (0.115 R)
• M31: 52,729,509 km (0.095 R)
• M32: 56,858,859 km (0.057 R)
• M33: 60,565,446 km (0.098 R)
• M34: 68,227,849 km (0.091 R)
• M35: 70,297,535 km (0.116 R)
• M36: 73,599,759 km (0.069 R)
• M37: 74,803,872 km (0.098 R)
• M38: 80,511,629 km (0.089 R)
• M39: 81,789,793 km (0.112 R)
• M40: 88,113,445 km (0.064 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 12,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit