🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.52 AU - 0.56 AU

Year: 150 Days

Day: 22.7 Hours

Environment

Temp: 226 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.46 AU - 0.66 AU

Year: 159 Days

Day: 22.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.79 AU - 0.99 AU

Year: 318 Days

Day: 28.5 Hours

Environment

Temp: 30 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 78,317,254 km

• M1: 112,498 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.27 AU - 1.79 AU

Year: 717 Days

Day: 42.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.23 AU - 2.51 AU

Year: 1382 Days

Day: 14.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 89.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.08 AU - 3.08 AU

Year: 1570 Days

Day: 23.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.5

Radius: 10.3

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.72 AU - 5.16 AU

Year: 3543 Days

Day: 14.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,317,254 km

• M1: 128,505 km (0.112 R)
• M2: 502,798 km (0.081 R)
• M3: 1,210,995 km (0.08 R)
• M4: 1,686,267 km (0.113 R)
• M5: 2,042,609 km (0.109 R)
• M6: 2,841,163 km (0.064 R)
• M7: 3,835,689 km (0.09 R)
• M8: 5,047,432 km (0.045 R)
• M9: 5,413,648 km (0.08 R)
• M10: 5,853,914 km (0.118 R)
• M11: 7,059,972 km (0.103 R)
• M12: 8,570,163 km (0.097 R)
• M13: 9,169,302 km (0.025 R)
• M14: 10,285,003 km (0.088 R)
• M15: 12,310,858 km (0.096 R)
• M16: 12,641,020 km (0.057 R)
• M17: 12,977,017 km (0.077 R)
• M18: 14,537,472 km (0.051 R)
• M19: 16,107,053 km (0.109 R)
• M20: 16,502,291 km (0.105 R)
• M21: 17,078,093 km (0.114 R)
• M22: 20,291,006 km (0.087 R)
• M23: 20,885,359 km (0.083 R)
• M24: 22,039,506 km (0.12 R)
• M25: 22,737,979 km (0.106 R)
• M26: 23,523,368 km (0.027 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.4

Radius: 13.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.05 AU - 6.01 AU

Year: 4925 Days

Day: 5.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,317,254 km

• M1: 169,195 km (0.118 R)
• M2: 721,211 km (0.105 R)
• M3: 1,457,233 km (0.093 R)
• M4: 2,772,946 km (0.081 R)
• M5: 3,992,917 km (0.067 R)
• M6: 4,608,362 km (0.105 R)
• M7: 6,226,862 km (0.086 R)
• M8: 7,760,539 km (0.105 R)
• M9: 9,457,577 km (0.114 R)
• M10: 14,111,717 km (0.045 R)
• M11: 16,680,611 km (0.093 R)
• M12: 19,919,405 km (0.104 R)
• M13: 22,659,440 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.7

Radius: 7.1

Gravity: 15.59 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 11.82 AU - 15.86 AU

Year: 19501 Days

Day: 21.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,317,254 km

• M1: 88,263 km (0.089 R)
• M2: 507,586 km (0.083 R)
• M3: 944,262 km (0.109 R)
• M4: 1,196,933 km (0.109 R)
• M5: 1,662,481 km (0.1 R)
• M6: 2,264,463 km (0.111 R)
• M7: 2,580,264 km (0.084 R)
• M8: 3,272,753 km (0.11 R)
• M9: 5,057,455 km (0.111 R)
• M10: 5,842,844 km (0.109 R)
• M11: 6,136,056 km (0.069 R)
• M12: 6,395,309 km (0.119 R)
• M13: 7,852,691 km (0.081 R)
• M14: 8,632,096 km (0.069 R)
• M15: 9,012,973 km (0.119 R)
• M16: 11,024,615 km (0.114 R)
• M17: 11,538,185 km (0.096 R)
• M18: 14,423,778 km (0.056 R)
• M19: 19,836,079 km (0.086 R)
• M20: 26,805,994 km (0.054 R)
• M21: 29,044,427 km (0.082 R)
• M22: 33,621,972 km (0.098 R)
• M23: 34,293,517 km (0.068 R)
• M24: 37,069,455 km (0.063 R)
• M25: 37,641,966 km (0.088 R)
• M26: 40,897,215 km (0.073 R)
• M27: 46,786,884 km (0.108 R)
• M28: 47,961,227 km (0.116 R)
• M29: 51,071,217 km (0.045 R)
• M30: 58,845,220 km (0.096 R)
• M31: 59,428,951 km (0.067 R)
• M32: 75,993,774 km (0.107 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: 145 - 13,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit