🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.72 AU - 0.94 AU

Year: 285 Days

Day: 14.5 Hours

Environment

Temp: 74 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,245,598 km

• M1: 83,625 km (0.042 R)
• M2: 682,316 km (0.026 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1 AU - 1.34 AU

Year: 477 Days

Day: 18.6 Hours

Environment

Temp: -7 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 92,245,598 km

• M1: 68,067 km (0.078 R)
• M2: 178,769 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.98 AU - 1.58 AU

Year: 546 Days

Day: 32.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.41 AU - 1.87 AU

Year: 791 Days

Day: 36.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.64 AU - 2.64 AU

Year: 1179 Days

Day: 24.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.72 AU - 2.8 AU

Year: 1280 Days

Day: 30 Hours

Environment

Temp: -88 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,245,598 km

• M1: 55,650 km (0.104 R)
• M2: 226,641 km (0.099 R)

Asteroid Belt

Center: 4.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.3

Radius: 9.1

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.57 AU - 7.21 AU

Year: 6813 Days

Day: 12.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,245,598 km

• M1: 113,395 km (0.101 R)
• M2: 445,802 km (0.072 R)
• M3: 1,042,248 km (0.098 R)
• M4: 1,342,042 km (0.113 R)
• M5: 2,047,396 km (0.031 R)
• M6: 4,055,000 km (0.082 R)
• M7: 4,448,143 km (0.085 R)
• M8: 5,057,754 km (0.115 R)
• M9: 5,721,969 km (0.091 R)
• M10: 7,582,069 km (0.053 R)
• M11: 8,218,757 km (0.116 R)
• M12: 9,900,836 km (0.119 R)
• M13: 10,254,036 km (0.118 R)
• M14: 14,544,952 km (0.089 R)
• M15: 16,125,454 km (0.064 R)
• M16: 19,349,288 km (0.082 R)
• M17: 20,465,587 km (0.097 R)
• M18: 24,791,808 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.8

Radius: 8.2

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.92 AU - 9.54 AU

Year: 10564 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 92,245,598 km

• M1: 102,923 km (0.06 R)
• M2: 508,932 km (0.096 R)
• M3: 2,437,847 km (0.108 R)
• M4: 3,521,983 km (0.082 R)
• M5: 5,969,105 km (0.077 R)
• M6: 6,630,626 km (0.063 R)
• M7: 11,334,283 km (0.097 R)
• M8: 15,091,882 km (0.077 R)
• M9: 15,442,390 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.6

Radius: 3.5

Gravity: 69.6 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 13.95 AU - 17.89 AU

Year: 23930 Days

Day: 17 Hours

Environment

Temp: -194 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,245,598 km

• M1: 50,863 km (0.096 R)
• M2: 457,769 km (0.027 R)
• M3: 759,209 km (0.092 R)
• M4: 885,320 km (0.086 R)
• M5: 1,066,034 km (0.112 R)
• M6: 1,209,798 km (0.107 R)
• M7: 2,045,900 km (0.115 R)
• M8: 4,526,981 km (0.115 R)
• M9: 4,638,581 km (0.117 R)
• M10: 5,062,990 km (0.081 R)
• M11: 6,398,151 km (0.104 R)
• M12: 7,632,932 km (0.107 R)
• M13: 7,844,164 km (0.071 R)
• M14: 8,005,281 km (0.087 R)
• M15: 12,418,718 km (0.1 R)
• M16: 15,467,522 km (0.108 R)
• M17: 18,313,921 km (0.101 R)
• M18: 18,979,931 km (0.101 R)
• M19: 25,247,782 km (0.066 R)
• M20: 25,716,772 km (0.058 R)
• M21: 33,887,358 km (0.066 R)
• M22: 36,653,722 km (0.1 R)
• M23: 40,199,341 km (0.11 R)
• M24: 41,160,508 km (0.101 R)
• M25: 44,815,782 km (0.096 R)
• M26: 46,546,480 km (0.088 R)
• M27: 47,428,210 km (0.052 R)
• M28: 48,141,642 km (0.036 R)
• M29: 48,501,126 km (0.106 R)
• M30: 49,956,563 km (0.106 R)
• M31: 56,867,237 km (0.112 R)
• M32: 62,023,726 km (0.109 R)
• M33: 64,387,971 km (0.117 R)
• M34: 68,612,166 km (0.1 R)
• M35: 71,840,189 km (0.094 R)
• M36: 76,869,819 km (0.113 R)
• M37: 86,028,799 km (0.086 R)
• M38: 91,969,330 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 18,457 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit