🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.46 AU - 0.62 AU

Year: 149 Days

Day: 19.2 Hours

Environment

Temp: 228 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.4 AU - 2.14 AU

Year: 882 Days

Day: 46.7 Hours

Environment

Temp: -62 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,226,445 km

• M1: 199,863 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.51 AU - 2.21 AU

Year: 951 Days

Day: 44.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.83 AU - 1.93 AU

Year: 966 Days

Day: 46.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,226,445 km

• M1: 174,730 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.06 AU - 2.54 AU

Year: 1307 Days

Day: 34.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,226,445 km

• M1: 1,470,697 km (0.083 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.4

Radius: 9.3

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.24 AU - 5.38 AU

Year: 3953 Days

Day: 12.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,226,445 km

• M1: 148,102 km (0.088 R)
• M2: 487,839 km (0.096 R)
• M3: 986,299 km (0.117 R)
• M4: 2,440,091 km (0.087 R)
• M5: 2,818,873 km (0.103 R)
• M6: 3,678,163 km (0.078 R)
• M7: 4,557,200 km (0.106 R)
• M8: 6,230,901 km (0.112 R)
• M9: 8,035,650 km (0.112 R)
• M10: 8,814,606 km (0.113 R)
• M11: 12,603,471 km (0.099 R)
• M12: 13,482,209 km (0.056 R)
• M13: 15,455,106 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.1

Radius: 12.8

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.19 AU - 12.25 AU

Year: 15036 Days

Day: 14.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,226,445 km

• M1: 159,471 km (0.08 R)
• M2: 669,899 km (0.116 R)
• M3: 1,080,097 km (0.111 R)
• M4: 1,714,392 km (0.096 R)
• M5: 2,215,395 km (0.085 R)
• M6: 3,028,459 km (0.111 R)
• M7: 3,913,480 km (0.117 R)
• M8: 5,649,414 km (0.11 R)
• M9: 7,946,489 km (0.098 R)
• M10: 9,733,436 km (0.042 R)
• M11: 10,985,570 km (0.085 R)
• M12: 15,239,086 km (0.045 R)
• M13: 18,059,904 km (0.113 R)
• M14: 18,816,121 km (0.083 R)
• M15: 22,244,306 km (0.089 R)
• M16: 26,174,691 km (0.081 R)
• M17: 32,594,982 km (0.078 R)
• M18: 34,992,139 km (0.114 R)
• M19: 42,443,309 km (0.12 R)
• M20: 46,381,324 km (0.091 R)
• M21: 48,760,678 km (0.081 R)
• M22: 51,554,418 km (0.056 R)
• M23: 54,627,158 km (0.067 R)
• M24: 63,414,238 km (0.044 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.4

Radius: 4.1

Gravity: 40.48 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 14.61 AU - 16.47 AU

Year: 22956 Days

Day: 19.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 83,226,445 km

• M1: 54,304 km (0.069 R)
• M2: 348,862 km (0.105 R)
• M3: 577,597 km (0.055 R)
• M4: 1,049,878 km (0.101 R)
• M5: 1,743,264 km (0.101 R)
• M6: 2,121,747 km (0.086 R)
• M7: 2,274,336 km (0.105 R)
• M8: 2,879,909 km (0.081 R)
• M9: 3,012,901 km (0.086 R)
• M10: 4,128,901 km (0.098 R)
• M11: 4,760,653 km (0.11 R)
• M12: 6,992,204 km (0.068 R)
• M13: 8,631,498 km (0.089 R)
• M14: 8,965,101 km (0.072 R)
• M15: 10,699,389 km (0.097 R)
• M16: 11,678,807 km (0.101 R)
• M17: 12,433,827 km (0.092 R)
• M18: 13,441,369 km (0.075 R)
• M19: 14,270,141 km (0.073 R)
• M20: 16,112,289 km (0.111 R)
• M21: 16,447,987 km (0.08 R)
• M22: 16,702,901 km (0.103 R)
• M23: 17,837,901 km (0.118 R)
• M24: 18,745,212 km (0.106 R)
• M25: 20,163,250 km (0.077 R)
• M26: 24,291,104 km (0.096 R)
• M27: 26,204,012 km (0.063 R)
• M28: 27,493,845 km (0.076 R)
• M29: 28,336,380 km (0.105 R)
• M30: 29,195,820 km (0.09 R)
• M31: 30,966,909 km (0.102 R)
• M32: 35,705,122 km (0.116 R)
• M33: 38,618,242 km (0.046 R)
• M34: 48,648,480 km (0.104 R)
• M35: 49,349,346 km (0.075 R)
• M36: 49,702,397 km (0.071 R)
• M37: 50,592,205 km (0.114 R)
• M38: 61,294,287 km (0.109 R)
• M39: 64,397,246 km (0.107 R)
• M40: 67,386,361 km (0.09 R)
• M41: 71,589,014 km (0.11 R)
• M42: 74,795,195 km (0.12 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 11,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit