🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.55 AU - 0.73 AU

Year: 181 Days

Day: 21.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.81 AU - 0.95 AU

Year: 291 Days

Day: 43.4 Hours

Environment

Temp: 187 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.7 AU - 1.14 AU

Year: 312 Days

Day: 17.5 Hours

Environment

Temp: 115 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.15 AU - 1.25 AU

Year: 464 Days

Day: 14.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.25 AU - 1.47 AU

Year: 560 Days

Day: 45 Hours

Environment

Temp: -9 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.26 AU - 2.44 AU

Year: 1272 Days

Day: 20 Hours

Environment

Temp: -61 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.6

Radius: 9.9

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.28 AU - 10.1 AU

Year: 8276 Days

Day: 10.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 99,456,127 km

• M1: 123,717 km (0.095 R)
• M2: 463,604 km (0.08 R)
• M3: 1,003,353 km (0.117 R)
• M4: 1,523,056 km (0.083 R)
• M5: 1,838,408 km (0.074 R)
• M6: 2,322,058 km (0.08 R)
• M7: 2,784,914 km (0.082 R)
• M8: 3,594,538 km (0.091 R)
• M9: 4,382,619 km (0.084 R)
• M10: 5,250,137 km (0.1 R)
• M11: 5,912,407 km (0.103 R)
• M12: 6,666,680 km (0.116 R)
• M13: 8,235,812 km (0.055 R)
• M14: 8,675,031 km (0.119 R)
• M15: 9,552,722 km (0.108 R)
• M16: 9,890,663 km (0.117 R)
• M17: 10,744,568 km (0.075 R)
• M18: 12,830,411 km (0.113 R)
• M19: 14,030,485 km (0.1 R)
• M20: 16,931,188 km (0.1 R)
• M21: 17,498,463 km (0.055 R)
• M22: 18,373,162 km (0.045 R)
• M23: 19,507,263 km (0.041 R)
• M24: 19,895,320 km (0.091 R)
• M25: 22,165,318 km (0.119 R)
• M26: 26,166,762 km (0.102 R)
• M27: 28,585,610 km (0.119 R)
• M28: 32,109,388 km (0.028 R)
• M29: 33,530,119 km (0.052 R)
• M30: 35,796,676 km (0.114 R)
• M31: 36,849,396 km (0.114 R)
• M32: 39,139,141 km (0.108 R)
• M33: 44,000,175 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.6

Radius: 6.6

Gravity: 13.47 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 16.91 AU - 19.29 AU

Year: 27190 Days

Day: 20.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,456,127 km

• M1: 90,208 km (0.079 R)
• M2: 363,523 km (0.079 R)
• M3: 633,996 km (0.036 R)
• M4: 1,337,704 km (0.108 R)
• M5: 1,639,144 km (0.093 R)
• M6: 1,845,290 km (0.098 R)
• M7: 4,569,467 km (0.106 R)
• M8: 13,724,408 km (0.093 R)
• M9: 19,122,348 km (0.057 R)
• M10: 24,863,465 km (0.038 R)
• M11: 31,789,996 km (0.1 R)
• M12: 37,906,904 km (0.117 R)
• M13: 40,843,061 km (0.043 R)
• M14: 53,533,897 km (0.082 R)
• M15: 54,873,397 km (0.119 R)
• M16: 62,536,398 km (0.117 R)
• M17: 75,559,641 km (0.106 R)
• M18: 79,693,329 km (0.042 R)
• M19: 86,042,412 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.7

Radius: 4.1

Gravity: 47.1 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 15.82 AU - 20.92 AU

Year: 27801 Days

Day: 19.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,456,127 km

• M1: 51,312 km (0.047 R)
• M2: 179,667 km (0.042 R)
• M3: 373,247 km (0.106 R)
• M4: 680,371 km (0.051 R)
• M5: 1,168,210 km (0.1 R)
• M6: 1,340,995 km (0.118 R)
• M7: 1,660,836 km (0.052 R)
• M8: 2,303,957 km (0.111 R)
• M9: 3,369,692 km (0.034 R)
• M10: 3,958,060 km (0.108 R)
• M11: 6,177,345 km (0.095 R)
• M12: 6,605,644 km (0.063 R)
• M13: 8,751,775 km (0.037 R)
• M14: 9,663,723 km (0.108 R)
• M15: 11,044,362 km (0.106 R)
• M16: 12,034,700 km (0.045 R)
• M17: 12,777,304 km (0.102 R)
• M18: 16,142,508 km (0.107 R)
• M19: 16,499,448 km (0.097 R)
• M20: 18,171,055 km (0.074 R)
• M21: 19,047,549 km (0.05 R)
• M22: 19,850,141 km (0.042 R)
• M23: 25,263,789 km (0.067 R)
• M24: 25,744,746 km (0.099 R)
• M25: 35,180,034 km (0.097 R)
• M26: 38,089,114 km (0.05 R)
• M27: 40,659,804 km (0.118 R)
• M28: 43,002,058 km (0.094 R)
• M29: 52,878,958 km (0.047 R)
• M30: 56,071,676 km (0.081 R)
• M31: 65,059,216 km (0.062 R)
• M32: 69,187,968 km (0.072 R)
• M33: 74,959,753 km (0.095 R)
• M34: 79,493,466 km (0.053 R)
• M35: 91,337,728 km (0.118 R)
• M36: 95,339,321 km (0.048 R)
• M37: 96,796,255 km (0.117 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 14,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit