🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.58 AU - 0.6 AU

Year: 168 Days

Day: 15 Hours

Environment

Temp: 176 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.99 AU - 1.61 AU

Year: 550 Days

Day: 35.5 Hours

Environment

Temp: -13 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.2

Radius: 10.5

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.95 AU - 8.05 AU

Year: 6146 Days

Day: 12.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,596,079 km

• M1: 131,497 km (0.109 R)
• M2: 591,211 km (0.098 R)
• M3: 1,013,226 km (0.066 R)
• M4: 1,496,128 km (0.111 R)
• M5: 2,532,842 km (0.084 R)
• M6: 4,489,432 km (0.074 R)
• M7: 4,816,154 km (0.098 R)
• M8: 5,489,793 km (0.116 R)
• M9: 6,102,995 km (0.091 R)
• M10: 7,927,042 km (0.12 R)
• M11: 8,788,426 km (0.119 R)
• M12: 13,375,246 km (0.065 R)
• M13: 20,219,648 km (0.043 R)
• M14: 23,210,558 km (0.109 R)
• M15: 23,660,549 km (0.117 R)
• M16: 25,360,878 km (0.066 R)
• M17: 27,557,274 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 13.8

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.91 AU - 12.27 AU

Year: 11886 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,596,079 km

• M1: 190,887 km (0.058 R)
• M2: 649,105 km (0.059 R)
• M3: 1,221,766 km (0.113 R)
• M4: 1,730,548 km (0.062 R)
• M5: 6,384,538 km (0.111 R)
• M6: 8,941,465 km (0.077 R)
• M7: 10,790,046 km (0.069 R)
• M8: 13,183,911 km (0.093 R)
• M9: 13,865,479 km (0.117 R)
• M10: 14,311,280 km (0.117 R)
• M11: 14,766,656 km (0.105 R)
• M12: 19,629,335 km (0.082 R)
• M13: 22,727,208 km (0.063 R)
• M14: 34,070,616 km (0.069 R)
• M15: 35,236,731 km (0.076 R)
• M16: 37,402,759 km (0.112 R)
• M17: 44,156,803 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.2

Radius: 6.3

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.22 AU - 20.2 AU

Year: 24204 Days

Day: 19.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,596,079 km

• M1: 78,389 km (0.044 R)
• M2: 777,909 km (0.077 R)
• M3: 1,600,398 km (0.055 R)
• M4: 1,807,741 km (0.106 R)
• M5: 3,129,438 km (0.06 R)
• M6: 3,835,390 km (0.115 R)
• M7: 4,677,028 km (0.077 R)
• M8: 6,415,056 km (0.091 R)
• M9: 6,852,929 km (0.101 R)
• M10: 7,691,126 km (0.07 R)
• M11: 9,182,317 km (0.105 R)
• M12: 10,614,268 km (0.09 R)
• M13: 11,226,722 km (0.105 R)
• M14: 12,189,085 km (0.102 R)
• M15: 12,792,413 km (0.095 R)
• M16: 13,415,189 km (0.102 R)
• M17: 13,985,755 km (0.106 R)
• M18: 14,947,071 km (0.086 R)
• M19: 19,505,019 km (0.085 R)
• M20: 28,941,952 km (0.063 R)
• M21: 30,620,739 km (0.111 R)
• M22: 31,483,919 km (0.073 R)
• M23: 34,302,343 km (0.12 R)
• M24: 41,324,317 km (0.073 R)
• M25: 42,378,085 km (0.058 R)
• M26: 45,646,349 km (0.047 R)
• M27: 51,806,939 km (0.06 R)
• M28: 55,720,569 km (0.062 R)
• M29: 56,269,145 km (0.102 R)
• M30: 60,209,852 km (0.081 R)
• M31: 71,825,378 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.2

Radius: 7.5

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 12.9 AU - 21.36 AU

Year: 26293 Days

Day: 16.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 112.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,596,079 km

• M1: 93,199 km (0.091 R)
• M2: 344,374 km (0.074 R)
• M3: 2,082,402 km (0.1 R)
• M4: 2,903,545 km (0.083 R)
• M5: 3,656,621 km (0.063 R)
• M6: 4,773,219 km (0.052 R)
• M7: 5,660,035 km (0.096 R)
• M8: 6,101,499 km (0.098 R)
• M9: 6,784,263 km (0.03 R)
• M10: 7,708,030 km (0.083 R)
• M11: 7,951,576 km (0.117 R)
• M12: 11,165,835 km (0.054 R)
• M13: 12,785,382 km (0.117 R)
• M14: 14,778,474 km (0.046 R)
• M15: 18,315,118 km (0.085 R)
• M16: 18,662,185 km (0.098 R)
• M17: 24,304,717 km (0.087 R)
• M18: 25,469,187 km (0.117 R)
• M19: 29,421,712 km (0.089 R)
• M20: 36,702,641 km (0.099 R)
• M21: 45,098,821 km (0.094 R)
• M22: 50,841,136 km (0.097 R)
• M23: 53,268,361 km (0.088 R)
• M24: 56,318,063 km (0.107 R)
• M25: 57,052,290 km (0.091 R)
• M26: 57,606,998 km (0.082 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 11,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit