🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.63 AU - 0.73 AU

Year: 204 Days

Day: 32.9 Hours

Environment

Temp: 192 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.7 AU - 0.98 AU

Year: 280 Days

Day: 18.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.02 AU - 1.34 AU

Year: 466 Days

Day: 15.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,804,543 km

• M1: 172,486 km (0.046 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.79 AU - 1.97 AU

Year: 937 Days

Day: 33.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,804,543 km

• M1: 502,798 km (0.101 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.99 AU - 3.19 AU

Year: 1974 Days

Day: 33.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,804,543 km

• M1: 207,941 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3 AU - 4.8 AU

Year: 2799 Days

Day: 13.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.35 AU - 4.81 AU

Year: 2995 Days

Day: 37.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.61 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.2

Radius: 8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.71 AU - 12.55 AU

Year: 13495 Days

Day: 13.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,804,543 km

• M1: 99,782 km (0.076 R)
• M2: 565,031 km (0.119 R)
• M3: 1,405,023 km (0.117 R)
• M4: 2,225,268 km (0.052 R)
• M5: 3,597,230 km (0.103 R)
• M6: 3,850,051 km (0.113 R)
• M7: 4,223,896 km (0.093 R)
• M8: 4,951,839 km (0.026 R)
• M9: 9,697,233 km (0.109 R)
• M10: 10,853,924 km (0.097 R)
• M11: 13,198,871 km (0.111 R)
• M12: 15,862,311 km (0.078 R)
• M13: 18,638,100 km (0.057 R)
• M14: 24,493,809 km (0.041 R)
• M15: 28,180,349 km (0.071 R)
• M16: 31,896,959 km (0.112 R)
• M17: 42,983,956 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.9

Radius: 3.8

Gravity: 37.53 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 11.81 AU - 16.07 AU

Year: 18916 Days

Day: 24.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 67,804,543 km

• M1: 47,722 km (0.119 R)
• M2: 294,708 km (0.11 R)
• M3: 416,630 km (0.085 R)
• M4: 549,623 km (0.104 R)
• M5: 860,936 km (0.111 R)
• M6: 1,043,744 km (0.095 R)
• M7: 1,308,233 km (0.118 R)
• M8: 1,822,401 km (0.076 R)
• M9: 2,105,141 km (0.109 R)
• M10: 2,710,414 km (0.074 R)
• M11: 3,794,700 km (0.111 R)
• M12: 4,223,148 km (0.116 R)
• M13: 4,717,120 km (0.089 R)
• M14: 5,175,638 km (0.041 R)
• M15: 5,937,988 km (0.097 R)
• M16: 6,514,239 km (0.084 R)
• M17: 10,191,953 km (0.081 R)
• M18: 10,598,411 km (0.077 R)
• M19: 11,015,639 km (0.117 R)
• M20: 11,320,370 km (0.094 R)
• M21: 11,693,318 km (0.113 R)
• M22: 11,819,429 km (0.114 R)
• M23: 12,138,820 km (0.118 R)
• M24: 13,336,052 km (0.104 R)
• M25: 16,828,863 km (0.099 R)
• M26: 18,483,864 km (0.08 R)
• M27: 20,426,093 km (0.103 R)
• M28: 21,730,437 km (0.117 R)
• M29: 23,387,682 km (0.074 R)
• M30: 24,814,248 km (0.108 R)
• M31: 26,841,598 km (0.11 R)
• M32: 33,581,281 km (0.115 R)
• M33: 35,790,243 km (0.064 R)
• M34: 38,789,980 km (0.079 R)
• M35: 40,207,270 km (0.103 R)
• M36: 43,597,307 km (0.072 R)
• M37: 48,461,033 km (0.113 R)
• M38: 54,372,692 km (0.105 R)
• M39: 54,548,320 km (0.086 R)
• M40: 61,505,818 km (0.061 R)
• M41: 62,078,928 km (0.064 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 11,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit