🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.69 AU - 0.83 AU

Year: 242 Days

Day: 23.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,584,364 km

• M1: 49,218 km (0.06 R)
• M2: 221,255 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.9 AU - 1 AU

Year: 338 Days

Day: 33.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.32 AU - 1.42 AU

Year: 586 Days

Day: 13.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.98 AU - 4.92 AU

Year: 2867 Days

Day: 12.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.3

Radius: 13.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.04 AU - 8.34 AU

Year: 6320 Days

Day: 6.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,584,364 km

• M1: 167,998 km (0.109 R)
• M2: 916,736 km (0.049 R)
• M3: 1,406,669 km (0.095 R)
• M4: 2,046,499 km (0.115 R)
• M5: 2,490,954 km (0.108 R)
• M6: 3,092,038 km (0.041 R)
• M7: 4,278,948 km (0.114 R)
• M8: 4,736,119 km (0.071 R)
• M9: 5,835,813 km (0.114 R)
• M10: 6,617,312 km (0.104 R)
• M11: 7,604,509 km (0.084 R)
• M12: 9,953,943 km (0.083 R)
• M13: 10,761,921 km (0.106 R)
• M14: 13,197,973 km (0.084 R)
• M15: 15,086,796 km (0.101 R)
• M16: 15,867,846 km (0.064 R)
• M17: 16,793,408 km (0.03 R)
• M18: 19,394,616 km (0.109 R)
• M19: 20,385,403 km (0.066 R)
• M20: 22,396,596 km (0.058 R)
• M21: 23,119,753 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.9

Radius: 11.2

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 11.23 AU - 12.37 AU

Year: 14805 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,584,364 km

• M1: 139,425 km (0.096 R)
• M2: 715,676 km (0.048 R)
• M3: 1,068,129 km (0.105 R)
• M4: 1,619,696 km (0.075 R)
• M5: 2,018,374 km (0.052 R)
• M6: 2,823,660 km (0.078 R)
• M7: 3,327,356 km (0.083 R)
• M8: 3,686,241 km (0.068 R)
• M9: 4,649,053 km (0.095 R)
• M10: 5,028,433 km (0.105 R)
• M11: 5,466,007 km (0.09 R)
• M12: 6,048,840 km (0.109 R)
• M13: 6,502,122 km (0.077 R)
• M14: 8,097,583 km (0.095 R)
• M15: 10,224,117 km (0.053 R)
• M16: 10,631,322 km (0.085 R)
• M17: 12,566,670 km (0.079 R)
• M18: 14,947,969 km (0.104 R)
• M19: 18,371,516 km (0.099 R)
• M20: 24,800,335 km (0.082 R)
• M21: 34,369,662 km (0.048 R)
• M22: 35,815,825 km (0.12 R)
• M23: 36,756,945 km (0.057 R)
• M24: 44,118,207 km (0.109 R)
• M25: 46,457,020 km (0.094 R)
• M26: 48,061,458 km (0.083 R)
• M27: 50,704,852 km (0.064 R)
• M28: 56,460,181 km (0.093 R)
• M29: 58,471,525 km (0.073 R)
• M30: 60,719,681 km (0.06 R)
• M31: 62,636,628 km (0.092 R)

Asteroid Belt

Center: 13.02 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.8

Radius: 4.8

Gravity: 38.06 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 13.58 AU - 14.9 AU

Year: 19627 Days

Day: 18.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,584,364 km

• M1: 59,989 km (0.08 R)
• M2: 238,758 km (0.103 R)
• M3: 489,185 km (0.094 R)
• M4: 721,660 km (0.117 R)
• M5: 1,594,115 km (0.067 R)
• M6: 2,283,013 km (0.075 R)
• M7: 2,441,736 km (0.053 R)
• M8: 3,042,970 km (0.081 R)
• M9: 4,222,699 km (0.063 R)
• M10: 4,497,959 km (0.119 R)
• M11: 5,556,065 km (0.114 R)
• M12: 6,230,003 km (0.102 R)
• M13: 7,292,298 km (0.03 R)
• M14: 10,434,751 km (0.106 R)
• M15: 13,846,480 km (0.115 R)
• M16: 14,685,724 km (0.053 R)
• M17: 15,720,642 km (0.025 R)
• M18: 21,231,229 km (0.115 R)
• M19: 23,074,125 km (0.102 R)
• M20: 24,251,460 km (0.096 R)
• M21: 26,034,368 km (0.098 R)
• M22: 27,783,616 km (0.086 R)
• M23: 36,272,547 km (0.116 R)
• M24: 41,177,412 km (0.113 R)
• M25: 41,644,008 km (0.078 R)
• M26: 43,545,846 km (0.03 R)
• M27: 47,522,008 km (0.108 R)
• M28: 47,863,839 km (0.105 R)
• M29: 70,399,262 km (0.12 R)
• M30: 71,737,714 km (0.071 R)
• M31: 71,962,410 km (0.101 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: 463 - 18,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit