🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.74 AU - 0.88 AU

Year: 276 Days

Day: 22 Hours

Environment

Temp: 99 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.93 AU - 1.29 AU

Year: 443 Days

Day: 38.4 Hours

Environment

Temp: -15 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.09 AU - 2.89 AU

Year: 1488 Days

Day: 29.5 Hours

Environment

Temp: -89 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.88 AU - 4.26 AU

Year: 2555 Days

Day: 43.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.6

Radius: 13

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.32 AU - 6.08 AU

Year: 4491 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,263,255 km

• M1: 178,021 km (0.099 R)
• M2: 1,138,141 km (0.099 R)
• M3: 1,717,683 km (0.037 R)
• M4: 2,214,198 km (0.074 R)
• M5: 2,885,444 km (0.108 R)
• M6: 3,393,927 km (0.09 R)
• M7: 4,418,373 km (0.103 R)
• M8: 4,979,814 km (0.109 R)
• M9: 5,388,515 km (0.097 R)
• M10: 5,819,656 km (0.062 R)
• M11: 6,722,928 km (0.107 R)
• M12: 7,560,826 km (0.04 R)
• M13: 8,808,023 km (0.064 R)
• M14: 9,590,420 km (0.071 R)
• M15: 10,731,403 km (0.049 R)
• M16: 11,833,790 km (0.086 R)
• M17: 12,565,772 km (0.077 R)
• M18: 13,419,378 km (0.094 R)
• M19: 14,215,538 km (0.06 R)
• M20: 14,944,079 km (0.098 R)
• M21: 17,008,680 km (0.094 R)
• M22: 19,968,773 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.2

Radius: 10.1

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.31 AU - 5.67 AU

Year: 4872 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,263,255 km

• M1: 126,410 km (0.115 R)
• M2: 457,171 km (0.083 R)
• M3: 1,127,070 km (0.075 R)
• M4: 2,074,324 km (0.057 R)
• M5: 2,925,985 km (0.105 R)
• M6: 3,789,613 km (0.118 R)
• M7: 4,379,627 km (0.119 R)
• M8: 4,868,064 km (0.088 R)
• M9: 6,202,178 km (0.087 R)
• M10: 7,765,625 km (0.094 R)
• M11: 8,998,162 km (0.108 R)
• M12: 9,875,105 km (0.059 R)
• M13: 10,312,230 km (0.093 R)
• M14: 10,762,220 km (0.045 R)
• M15: 11,085,053 km (0.113 R)
• M16: 12,391,192 km (0.105 R)
• M17: 12,797,051 km (0.101 R)
• M18: 13,635,846 km (0.055 R)
• M19: 14,961,881 km (0.114 R)
• M20: 16,985,193 km (0.066 R)
• M21: 17,486,495 km (0.098 R)
• M22: 19,387,286 km (0.06 R)
• M23: 20,704,794 km (0.106 R)
• M24: 23,594,726 km (0.071 R)
• M25: 25,582,732 km (0.039 R)
• M26: 26,912,059 km (0.103 R)
• M27: 27,422,337 km (0.119 R)
• M28: 28,726,082 km (0.074 R)
• M29: 29,979,712 km (0.063 R)
• M30: 31,269,545 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365.2

Radius: 6.3

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.77 AU - 19.57 AU

Year: 26947 Days

Day: 18.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,263,255 km

• M1: 81,830 km (0.101 R)
• M2: 289,173 km (0.118 R)
• M3: 502,350 km (0.078 R)
• M4: 815,159 km (0.107 R)
• M5: 1,029,383 km (0.047 R)
• M6: 1,608,028 km (0.105 R)
• M7: 2,428,273 km (0.097 R)
• M8: 3,247,022 km (0.031 R)
• M9: 4,818,398 km (0.096 R)
• M10: 5,222,312 km (0.078 R)
• M11: 6,526,656 km (0.115 R)
• M12: 6,793,389 km (0.039 R)
• M13: 8,187,043 km (0.106 R)
• M14: 11,398,909 km (0.032 R)
• M15: 12,724,196 km (0.038 R)
• M16: 14,075,514 km (0.116 R)
• M17: 15,053,435 km (0.114 R)
• M18: 15,363,253 km (0.061 R)
• M19: 18,967,813 km (0.114 R)
• M20: 20,630,893 km (0.043 R)
• M21: 24,884,858 km (0.086 R)
• M22: 30,545,043 km (0.081 R)
• M23: 31,797,027 km (0.101 R)
• M24: 37,998,458 km (0.103 R)
• M25: 39,445,667 km (0.099 R)
• M26: 39,739,478 km (0.117 R)
• M27: 40,331,436 km (0.052 R)
• M28: 42,912,897 km (0.077 R)
• M29: 44,007,206 km (0.087 R)
• M30: 45,926,098 km (0.03 R)
• M31: 46,251,323 km (0.085 R)
• M32: 47,900,191 km (0.092 R)
• M33: 54,888,207 km (0.065 R)
• M34: 64,539,962 km (0.118 R)
• M35: 66,597,082 km (0.086 R)
• M36: 71,930,396 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 17,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit