🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.59 AU - 0.61 AU

Year: 168 Days

Day: 46.1 Hours

Environment

Temp: 168 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,976,003 km

• M1: 261,946 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.31 AU - 1.47 AU

Year: 593 Days

Day: 40.7 Hours

Environment

Temp: -5 °C

Axial Tilt: 43.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.58 AU - 2.1 AU

Year: 903 Days

Day: 44.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.44 AU - 3.04 AU

Year: 1640 Days

Day: 14.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,976,003 km

• M1: 121,174 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.55 AU - 3.07 AU

Year: 1704 Days

Day: 28.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.08 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.2

Radius: 11.5

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.55 AU - 6.15 AU

Year: 4475 Days

Day: 5.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,976,003 km

• M1: 143,315 km (0.051 R)
• M2: 509,680 km (0.113 R)
• M3: 1,061,098 km (0.098 R)
• M4: 1,675,646 km (0.09 R)
• M5: 2,072,080 km (0.06 R)
• M6: 2,531,794 km (0.025 R)
• M7: 2,891,876 km (0.081 R)
• M8: 3,268,564 km (0.039 R)
• M9: 4,122,020 km (0.09 R)
• M10: 4,601,631 km (0.104 R)
• M11: 6,240,475 km (0.114 R)
• M12: 7,551,551 km (0.101 R)
• M13: 7,972,071 km (0.106 R)
• M14: 8,476,664 km (0.076 R)
• M15: 9,146,264 km (0.114 R)
• M16: 9,812,872 km (0.105 R)
• M17: 11,243,327 km (0.12 R)
• M18: 11,921,903 km (0.112 R)
• M19: 14,073,868 km (0.107 R)
• M20: 14,563,203 km (0.104 R)
• M21: 15,013,343 km (0.099 R)
• M22: 16,259,194 km (0.068 R)
• M23: 19,432,315 km (0.094 R)
• M24: 20,784,829 km (0.117 R)
• M25: 21,742,255 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55

Radius: 11

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.19 AU - 10.09 AU

Year: 10824 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,976,003 km

• M1: 140,024 km (0.098 R)
• M2: 633,098 km (0.037 R)
• M3: 1,234,182 km (0.108 R)
• M4: 1,651,860 km (0.11 R)
• M5: 3,253,754 km (0.09 R)
• M6: 4,002,790 km (0.103 R)
• M7: 5,736,181 km (0.108 R)
• M8: 8,986,643 km (0.108 R)
• M9: 9,460,121 km (0.106 R)
• M10: 11,994,159 km (0.075 R)
• M11: 13,347,122 km (0.057 R)
• M12: 18,710,505 km (0.115 R)
• M13: 20,463,942 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.9

Radius: 5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 14.88 AU - 20.1 AU

Year: 26453 Days

Day: 17.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,976,003 km

• M1: 66,571 km (0.114 R)
• M2: 322,533 km (0.081 R)
• M3: 572,661 km (0.063 R)
• M4: 778,657 km (0.108 R)
• M5: 1,022,352 km (0.113 R)
• M6: 1,468,602 km (0.118 R)
• M7: 2,459,539 km (0.046 R)
• M8: 3,277,989 km (0.084 R)
• M9: 4,204,747 km (0.064 R)
• M10: 4,570,065 km (0.087 R)
• M11: 5,294,418 km (0.025 R)
• M12: 5,793,477 km (0.086 R)
• M13: 6,130,521 km (0.037 R)
• M14: 6,600,258 km (0.112 R)
• M15: 9,466,703 km (0.09 R)
• M16: 14,857,462 km (0.05 R)
• M17: 16,064,268 km (0.044 R)
• M18: 16,357,330 km (0.116 R)
• M19: 17,411,547 km (0.068 R)
• M20: 20,329,154 km (0.086 R)
• M21: 21,458,019 km (0.083 R)
• M22: 23,368,833 km (0.062 R)
• M23: 27,109,677 km (0.105 R)
• M24: 30,666,217 km (0.085 R)
• M25: 34,765,049 km (0.084 R)
• M26: 35,378,999 km (0.103 R)
• M27: 36,881,560 km (0.097 R)
• M28: 39,746,060 km (0.106 R)
• M29: 42,336,347 km (0.089 R)
• M30: 45,912,933 km (0.108 R)
• M31: 49,222,636 km (0.105 R)
• M32: 51,093,208 km (0.101 R)
• M33: 52,526,954 km (0.111 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 19,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit