🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.64 AU - 0.88 AU

Year: 231 Days

Day: 25.1 Hours

Environment

Temp: 193 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,181,714 km

• M1: 19,149 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.71 AU - 1.05 AU

Year: 287 Days

Day: 21 Hours

Environment

Temp: 187 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.7 AU - 2.08 AU

Year: 905 Days

Day: 45.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.23 AU - 2.65 AU

Year: 1327 Days

Day: 34.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.8

Radius: 11

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.92 AU - 6.68 AU

Year: 5507 Days

Day: 9.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,181,714 km

• M1: 136,732 km (0.077 R)
• M2: 797,057 km (0.111 R)
• M3: 1,197,830 km (0.11 R)
• M4: 2,349,435 km (0.069 R)
• M5: 2,992,705 km (0.082 R)
• M6: 3,497,897 km (0.043 R)
• M7: 4,267,578 km (0.105 R)
• M8: 5,815,916 km (0.099 R)
• M9: 6,511,247 km (0.054 R)
• M10: 7,261,181 km (0.087 R)
• M11: 7,709,825 km (0.064 R)
• M12: 8,250,622 km (0.075 R)
• M13: 10,323,450 km (0.051 R)
• M14: 11,480,739 km (0.087 R)
• M15: 16,449,632 km (0.101 R)
• M16: 18,657,248 km (0.095 R)
• M17: 23,131,870 km (0.113 R)
• M18: 23,878,363 km (0.111 R)
• M19: 24,795,249 km (0.108 R)
• M20: 26,054,264 km (0.089 R)
• M21: 27,770,601 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.5

Radius: 3.9

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 13.24 AU - 17.44 AU

Year: 20923 Days

Day: 17.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,181,714 km

• M1: 48,470 km (0.096 R)
• M2: 448,794 km (0.084 R)
• M3: 777,460 km (0.07 R)
• M4: 1,603,988 km (0.079 R)
• M5: 2,470,310 km (0.064 R)
• M6: 2,687,376 km (0.076 R)
• M7: 3,025,767 km (0.116 R)
• M8: 3,182,396 km (0.028 R)
• M9: 3,368,046 km (0.092 R)
• M10: 5,123,727 km (0.081 R)
• M11: 6,054,525 km (0.072 R)
• M12: 6,860,858 km (0.099 R)
• M13: 8,072,301 km (0.112 R)
• M14: 8,683,558 km (0.038 R)
• M15: 9,754,080 km (0.118 R)
• M16: 10,295,924 km (0.088 R)
• M17: 10,805,604 km (0.078 R)
• M18: 16,653,235 km (0.071 R)
• M19: 18,891,668 km (0.114 R)
• M20: 21,733,429 km (0.116 R)
• M21: 22,149,311 km (0.056 R)
• M22: 24,487,526 km (0.038 R)
• M23: 25,302,086 km (0.093 R)
• M24: 42,047,623 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.4

Radius: 5.7

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 15.11 AU - 19.87 AU

Year: 25473 Days

Day: 22.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,181,714 km

• M1: 70,909 km (0.09 R)
• M2: 273,016 km (0.062 R)
• M3: 487,539 km (0.102 R)
• M4: 826,977 km (0.046 R)
• M5: 1,099,694 km (0.106 R)
• M6: 1,371,663 km (0.102 R)
• M7: 1,604,288 km (0.053 R)
• M8: 2,835,478 km (0.101 R)
• M9: 4,939,422 km (0.079 R)
• M10: 5,681,428 km (0.101 R)
• M11: 6,841,859 km (0.07 R)
• M12: 8,709,738 km (0.117 R)
• M13: 11,506,619 km (0.056 R)
• M14: 12,602,125 km (0.104 R)
• M15: 12,802,436 km (0.119 R)
• M16: 14,049,334 km (0.087 R)
• M17: 16,303,924 km (0.095 R)
• M18: 17,106,217 km (0.083 R)
• M19: 19,226,169 km (0.075 R)
• M20: 19,849,842 km (0.086 R)
• M21: 20,030,407 km (0.059 R)
• M22: 21,137,282 km (0.111 R)
• M23: 23,071,881 km (0.105 R)
• M24: 23,674,461 km (0.08 R)
• M25: 27,177,744 km (0.063 R)
• M26: 28,763,033 km (0.056 R)
• M27: 32,490,563 km (0.053 R)
• M28: 36,392,674 km (0.115 R)
• M29: 37,346,061 km (0.067 R)
• M30: 39,302,652 km (0.042 R)
• M31: 42,364,023 km (0.092 R)
• M32: 44,336,620 km (0.055 R)
• M33: 45,895,131 km (0.117 R)
• M34: 54,591,704 km (0.096 R)
• M35: 62,563,026 km (0.073 R)
• M36: 66,926,048 km (0.099 R)
• M37: 67,129,053 km (0.115 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 14,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit