🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.45 AU - 0.71 AU

Year: 167 Days

Day: 18.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.07 AU - 1.37 AU

Year: 510 Days

Day: 21.6 Hours

Environment

Temp: -24 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,067,058 km

• M1: 150,944 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.88 AU - 1.92 AU

Year: 992 Days

Day: 38.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,067,058 km

• M1: 1,258,567 km (0.106 R)
• M2: 1,365,081 km (0.099 R)

Asteroid Belt

Center: 3.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.6

Radius: 14.2

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.23 AU - 5.05 AU

Year: 3786 Days

Day: 5.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,067,058 km

• M1: 181,013 km (0.119 R)
• M2: 770,728 km (0.099 R)
• M3: 1,838,259 km (0.117 R)
• M4: 2,519,079 km (0.032 R)
• M5: 4,086,116 km (0.029 R)
• M6: 6,663,388 km (0.081 R)
• M7: 7,218,995 km (0.04 R)
• M8: 8,774,813 km (0.11 R)
• M9: 9,319,648 km (0.11 R)
• M10: 9,854,909 km (0.075 R)
• M11: 11,230,761 km (0.102 R)
• M12: 12,428,441 km (0.035 R)
• M13: 13,194,682 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.8

Radius: 10.5

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.92 AU - 9.62 AU

Year: 8203 Days

Day: 12.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,067,058 km

• M1: 131,197 km (0.058 R)
• M2: 461,061 km (0.106 R)
• M3: 837,299 km (0.092 R)
• M4: 1,669,063 km (0.062 R)
• M5: 2,013,288 km (0.063 R)
• M6: 2,439,044 km (0.104 R)
• M7: 3,970,926 km (0.069 R)
• M8: 6,064,099 km (0.105 R)
• M9: 6,924,736 km (0.095 R)
• M10: 8,093,394 km (0.091 R)
• M11: 8,603,972 km (0.085 R)
• M12: 9,388,912 km (0.054 R)
• M13: 9,908,615 km (0.03 R)
• M14: 10,677,847 km (0.067 R)
• M15: 19,005,362 km (0.098 R)
• M16: 19,418,552 km (0.053 R)
• M17: 20,049,855 km (0.118 R)
• M18: 20,767,176 km (0.069 R)
• M19: 28,548,210 km (0.099 R)
• M20: 29,090,652 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.1

Radius: 6.9

Gravity: 20.65 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.82 AU - 14.82 AU

Year: 17385 Days

Day: 16.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 54,067,058 km

• M1: 85,869 km (0.101 R)
• M2: 476,320 km (0.095 R)
• M3: 1,165,218 km (0.07 R)
• M4: 1,490,144 km (0.103 R)
• M5: 1,799,962 km (0.055 R)
• M6: 2,412,116 km (0.071 R)
• M7: 2,791,197 km (0.072 R)
• M8: 3,320,325 km (0.091 R)
• M9: 3,851,846 km (0.111 R)
• M10: 4,336,842 km (0.073 R)
• M11: 7,154,219 km (0.031 R)
• M12: 7,441,297 km (0.036 R)
• M13: 7,937,065 km (0.098 R)
• M14: 10,082,896 km (0.111 R)
• M15: 10,566,546 km (0.092 R)
• M16: 11,777,092 km (0.06 R)
• M17: 13,006,787 km (0.074 R)
• M18: 14,169,761 km (0.051 R)
• M19: 17,984,955 km (0.114 R)
• M20: 20,174,470 km (0.075 R)
• M21: 21,729,091 km (0.075 R)
• M22: 24,208,227 km (0.115 R)
• M23: 26,984,614 km (0.057 R)
• M24: 30,213,983 km (0.028 R)
• M25: 36,857,923 km (0.088 R)
• M26: 37,715,269 km (0.103 R)
• M27: 38,732,235 km (0.071 R)
• M28: 41,892,640 km (0.075 R)
• M29: 43,614,810 km (0.097 R)
• M30: 45,874,187 km (0.085 R)
• M31: 47,032,673 km (0.111 R)
• M32: 57,201,289 km (0.097 R)
• M33: 59,318,847 km (0.088 R)
• M34: 61,687,879 km (0.06 R)
• M35: 65,150,920 km (0.111 R)
• M36: 72,684,519 km (0.094 R)
• M37: 72,907,869 km (0.068 R)
• M38: 74,031,648 km (0.075 R)
• M39: 74,711,421 km (0.11 R)
• M40: 75,853,600 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.6

Radius: 4.2

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 15.39 AU - 22.65 AU

Year: 31417 Days

Day: 24.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,067,058 km

• M1: 52,509 km (0.09 R)
• M2: 200,461 km (0.071 R)
• M3: 452,683 km (0.119 R)
• M4: 1,023,698 km (0.119 R)
• M5: 1,510,639 km (0.084 R)
• M6: 2,614,522 km (0.109 R)
• M7: 4,437,372 km (0.109 R)
• M8: 8,048,365 km (0.098 R)
• M9: 8,700,163 km (0.106 R)
• M10: 9,589,074 km (0.071 R)
• M11: 13,113,301 km (0.076 R)
• M12: 17,719,569 km (0.083 R)
• M13: 24,424,695 km (0.097 R)
• M14: 31,725,220 km (0.058 R)
• M15: 35,744,018 km (0.106 R)
• M16: 36,861,813 km (0.047 R)
• M17: 43,219,722 km (0.116 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 16,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit