🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.45 AU - 0.61 AU

Year: 110 Days

Day: 28.3 Hours

Environment

Temp: 463 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.75 AU - 0.81 AU

Year: 196 Days

Day: 32.5 Hours

Environment

Temp: 263 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.35 AU - 3.33 AU

Year: 1365 Days

Day: 37.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.76 AU - 7.62 AU

Year: 4935 Days

Day: 32.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.44 AU - 8.16 AU

Year: 5057 Days

Day: 13.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.51 AU - 9.71 AU

Year: 8497 Days

Day: 15.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.6

Radius: 13.1

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 12.21 AU - 17.07 AU

Year: 15976 Days

Day: 13.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 117.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,855,140 km

• M1: 162,912 km (0.102 R)
• M2: 617,241 km (0.063 R)
• M3: 1,368,821 km (0.107 R)
• M4: 1,848,431 km (0.08 R)
• M5: 3,066,457 km (0.102 R)
• M6: 4,763,346 km (0.111 R)
• M7: 5,173,693 km (0.098 R)
• M8: 6,703,481 km (0.076 R)
• M9: 7,764,429 km (0.117 R)
• M10: 8,290,415 km (0.062 R)
• M11: 9,028,830 km (0.073 R)
• M12: 10,115,359 km (0.116 R)
• M13: 10,850,932 km (0.05 R)
• M14: 12,311,606 km (0.074 R)
• M15: 15,009,454 km (0.086 R)
• M16: 26,011,180 km (0.109 R)
• M17: 29,133,886 km (0.032 R)
• M18: 34,216,324 km (0.114 R)
• M19: 35,753,143 km (0.093 R)
• M20: 38,964,261 km (0.118 R)
• M21: 46,811,418 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839

Radius: 12.3

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 13.34 AU - 18.34 AU

Year: 17980 Days

Day: 5 Hours

Environment

Temp: -146 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,855,140 km

• M1: 166,951 km (0.104 R)
• M2: 714,180 km (0.07 R)
• M3: 1,779,018 km (0.098 R)
• M4: 2,321,460 km (0.052 R)
• M5: 3,101,313 km (0.117 R)
• M6: 3,924,551 km (0.098 R)
• M7: 5,680,231 km (0.072 R)
• M8: 6,254,388 km (0.056 R)
• M9: 6,957,797 km (0.109 R)
• M10: 7,567,558 km (0.113 R)
• M11: 13,658,286 km (0.093 R)
• M12: 17,585,529 km (0.082 R)
• M13: 21,713,533 km (0.029 R)
• M14: 25,340,234 km (0.077 R)
• M15: 26,222,562 km (0.117 R)
• M16: 27,354,270 km (0.062 R)
• M17: 27,932,166 km (0.062 R)
• M18: 28,518,291 km (0.093 R)
• M19: 29,352,449 km (0.051 R)
• M20: 33,243,639 km (0.068 R)
• M21: 35,517,377 km (0.042 R)
• M22: 43,113,807 km (0.11 R)
• M23: 47,454,988 km (0.101 R)
• M24: 48,626,339 km (0.027 R)
• M25: 61,815,486 km (0.061 R)
• M26: 67,950,195 km (0.087 R)
• M27: 70,513,704 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 23.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.8

Radius: 5.5

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 23.05 AU - 23.71 AU

Year: 32243 Days

Day: 24.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,855,140 km

• M1: 70,311 km (0.067 R)
• M2: 1,481,468 km (0.111 R)
• M3: 2,101,102 km (0.076 R)
• M4: 2,858,965 km (0.098 R)
• M5: 3,735,758 km (0.109 R)
• M6: 6,743,872 km (0.101 R)
• M7: 12,335,541 km (0.071 R)
• M8: 12,612,297 km (0.119 R)
• M9: 13,525,592 km (0.114 R)
• M10: 14,238,875 km (0.086 R)
• M11: 17,831,767 km (0.112 R)
• M12: 22,639,244 km (0.103 R)
• M13: 27,768,806 km (0.078 R)
• M14: 31,007,151 km (0.119 R)
• M15: 34,598,098 km (0.088 R)
• M16: 38,928,508 km (0.104 R)

Kuiper Belt

Range: 38.4 - 64.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 19,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit