🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.68 AU - 0.94 AU

Year: 264 Days

Day: 38.7 Hours

Environment

Temp: 122 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.88 AU - 1.32 AU

Year: 417 Days

Day: 43.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.21 AU - 1.25 AU

Year: 493 Days

Day: 13.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 169.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 85,708,444 km

• M1: 40,541 km (0.104 R)
• M2: 188,045 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.32 AU - 3.28 AU

Year: 1694 Days

Day: 47.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.11 AU - 4.97 AU

Year: 2937 Days

Day: 29.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.9

Radius: 14.1

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.36 AU - 6.22 AU

Year: 4400 Days

Day: 7 Hours

Environment

Temp: -143 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,708,444 km

• M1: 176,226 km (0.086 R)
• M2: 1,213,987 km (0.064 R)
• M3: 2,159,445 km (0.118 R)
• M4: 3,147,390 km (0.084 R)
• M5: 3,648,542 km (0.119 R)
• M6: 4,220,605 km (0.117 R)
• M7: 4,833,058 km (0.115 R)
• M8: 5,335,857 km (0.057 R)
• M9: 6,400,545 km (0.114 R)
• M10: 7,444,439 km (0.072 R)
• M11: 7,898,020 km (0.119 R)
• M12: 8,949,693 km (0.088 R)
• M13: 10,952,958 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.4

Radius: 8.1

Gravity: 9.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.76 AU - 8.28 AU

Year: 7458 Days

Day: 13.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 85,708,444 km

• M1: 103,223 km (0.099 R)
• M2: 461,210 km (0.053 R)
• M3: 1,013,974 km (0.066 R)
• M4: 1,435,691 km (0.07 R)
• M5: 4,363,620 km (0.068 R)
• M6: 5,298,457 km (0.117 R)
• M7: 7,330,595 km (0.101 R)
• M8: 8,857,989 km (0.068 R)
• M9: 14,757,830 km (0.098 R)
• M10: 15,431,320 km (0.082 R)
• M11: 19,543,615 km (0.026 R)
• M12: 23,996,845 km (0.07 R)
• M13: 24,842,073 km (0.117 R)
• M14: 26,771,437 km (0.046 R)
• M15: 28,704,241 km (0.091 R)
• M16: 30,728,300 km (0.091 R)
• M17: 33,468,036 km (0.062 R)
• M18: 34,522,701 km (0.117 R)
• M19: 37,032,504 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.9

Radius: 8.8

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 9.67 AU - 13.95 AU

Year: 14678 Days

Day: 6.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,708,444 km

• M1: 120,875 km (0.078 R)
• M2: 659,128 km (0.078 R)
• M3: 1,015,470 km (0.118 R)
• M4: 5,200,471 km (0.099 R)
• M5: 5,572,820 km (0.097 R)
• M6: 5,987,804 km (0.086 R)
• M7: 9,393,250 km (0.038 R)
• M8: 14,088,080 km (0.05 R)
• M9: 15,515,543 km (0.093 R)
• M10: 16,338,182 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.4

Radius: 7.9

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 19.9 AU - 20.06 AU

Year: 32299 Days

Day: 17.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,708,444 km

• M1: 98,286 km (0.099 R)
• M2: 622,926 km (0.04 R)
• M3: 997,519 km (0.043 R)
• M4: 1,435,840 km (0.101 R)
• M5: 1,937,592 km (0.107 R)
• M6: 3,960,753 km (0.103 R)
• M7: 8,109,401 km (0.088 R)
• M8: 9,566,036 km (0.11 R)
• M9: 10,799,470 km (0.079 R)
• M10: 12,771,619 km (0.103 R)
• M11: 13,207,697 km (0.065 R)
• M12: 13,653,798 km (0.1 R)
• M13: 15,213,505 km (0.119 R)
• M14: 15,621,159 km (0.052 R)
• M15: 17,502,652 km (0.073 R)
• M16: 19,244,868 km (0.059 R)
• M17: 20,206,783 km (0.049 R)
• M18: 24,599,126 km (0.117 R)
• M19: 25,161,015 km (0.048 R)
• M20: 29,841,634 km (0.04 R)
• M21: 31,391,019 km (0.097 R)
• M22: 32,453,164 km (0.067 R)
• M23: 34,649,111 km (0.076 R)
• M24: 42,307,475 km (0.089 R)
• M25: 47,647,221 km (0.065 R)
• M26: 49,226,227 km (0.07 R)
• M27: 49,581,821 km (0.115 R)
• M28: 54,741,302 km (0.065 R)
• M29: 60,654,457 km (0.111 R)
• M30: 64,824,497 km (0.114 R)
• M31: 70,300,827 km (0.119 R)
• M32: 77,750,053 km (0.086 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 15,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit