🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.44 AU - 0.68 AU

Year: 146 Days

Day: 21.6 Hours

Environment

Temp: 221 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.19 AU - 1.23 AU

Year: 464 Days

Day: 24.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.21 AU - 2.27 AU

Year: 1168 Days

Day: 12.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 10.7

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.87 AU - 7.07 AU

Year: 6408 Days

Day: 13.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,367,001 km

• M1: 134,339 km (0.059 R)
• M2: 626,516 km (0.104 R)
• M3: 961,466 km (0.072 R)
• M4: 1,793,230 km (0.116 R)
• M5: 2,723,728 km (0.091 R)
• M6: 3,256,746 km (0.101 R)
• M7: 3,913,032 km (0.074 R)
• M8: 7,508,467 km (0.111 R)
• M9: 7,917,617 km (0.104 R)
• M10: 12,746,038 km (0.114 R)
• M11: 15,418,753 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13

Radius: 10.9

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.74 AU - 8.9 AU

Year: 6897 Days

Day: 14.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 81,367,001 km

• M1: 146,008 km (0.102 R)
• M2: 814,112 km (0.046 R)
• M3: 2,392,220 km (0.068 R)
• M4: 3,794,849 km (0.108 R)
• M5: 4,789,675 km (0.077 R)
• M6: 5,826,089 km (0.12 R)
• M7: 9,176,633 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.1

Radius: 8.2

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.89 AU - 10.53 AU

Year: 11361 Days

Day: 6.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,367,001 km

• M1: 102,026 km (0.093 R)
• M2: 484,548 km (0.081 R)
• M3: 1,060,499 km (0.081 R)
• M4: 1,375,253 km (0.09 R)
• M5: 1,752,539 km (0.076 R)
• M6: 2,913,568 km (0.069 R)
• M7: 3,403,651 km (0.105 R)
• M8: 3,728,278 km (0.049 R)
• M9: 4,201,755 km (0.027 R)
• M10: 4,631,101 km (0.095 R)
• M11: 5,421,726 km (0.104 R)
• M12: 6,862,653 km (0.094 R)
• M13: 7,156,463 km (0.082 R)
• M14: 7,497,097 km (0.079 R)
• M15: 8,584,674 km (0.064 R)
• M16: 8,969,440 km (0.025 R)
• M17: 9,591,019 km (0.102 R)
• M18: 9,958,880 km (0.06 R)
• M19: 17,745,449 km (0.084 R)
• M20: 20,788,719 km (0.092 R)
• M21: 21,797,008 km (0.103 R)
• M22: 22,433,547 km (0.106 R)
• M23: 24,417,514 km (0.101 R)
• M24: 26,605,533 km (0.051 R)
• M25: 28,921,008 km (0.081 R)
• M26: 29,689,493 km (0.058 R)
• M27: 29,981,059 km (0.052 R)
• M28: 30,669,059 km (0.09 R)
• M29: 32,383,750 km (0.117 R)
• M30: 33,737,312 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.6

Radius: 11

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.39 AU - 13.13 AU

Year: 12292 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,367,001 km

• M1: 139,126 km (0.069 R)
• M2: 498,909 km (0.056 R)
• M3: 1,053,019 km (0.054 R)
• M4: 1,399,787 km (0.033 R)
• M5: 2,295,579 km (0.045 R)
• M6: 2,668,527 km (0.05 R)
• M7: 4,683,610 km (0.094 R)
• M8: 5,047,582 km (0.12 R)
• M9: 8,879,382 km (0.101 R)
• M10: 10,022,758 km (0.096 R)
• M11: 13,373,750 km (0.098 R)
• M12: 14,453,847 km (0.069 R)
• M13: 15,518,386 km (0.091 R)
• M14: 16,940,762 km (0.053 R)
• M15: 19,700,244 km (0.057 R)
• M16: 23,410,272 km (0.117 R)
• M17: 24,479,747 km (0.113 R)
• M18: 30,894,204 km (0.062 R)
• M19: 32,180,447 km (0.097 R)
• M20: 32,537,387 km (0.042 R)
• M21: 33,380,371 km (0.086 R)
• M22: 35,742,222 km (0.059 R)
• M23: 36,899,063 km (0.09 R)
• M24: 44,222,627 km (0.077 R)
• M25: 47,220,568 km (0.049 R)
• M26: 48,456,845 km (0.095 R)
• M27: 53,618,420 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349

Radius: 4.7

Gravity: 15.8 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 16.8 AU - 23.06 AU

Year: 30985 Days

Day: 19.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,367,001 km

• M1: 58,493 km (0.073 R)
• M2: 573,259 km (0.115 R)
• M3: 877,840 km (0.033 R)
• M4: 1,268,889 km (0.039 R)
• M5: 3,339,473 km (0.078 R)
• M6: 6,082,500 km (0.055 R)
• M7: 8,076,340 km (0.057 R)
• M8: 10,283,058 km (0.114 R)
• M9: 10,467,961 km (0.034 R)
• M10: 10,971,508 km (0.061 R)
• M11: 14,958,291 km (0.064 R)
• M12: 19,909,233 km (0.068 R)
• M13: 22,182,372 km (0.072 R)
• M14: 36,746,323 km (0.086 R)
• M15: 40,605,200 km (0.083 R)
• M16: 48,250,400 km (0.118 R)
• M17: 51,057,005 km (0.08 R)
• M18: 57,765,722 km (0.052 R)
• M19: 59,530,229 km (0.055 R)
• M20: 61,330,190 km (0.104 R)
• M21: 65,248,757 km (0.078 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 19,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit