🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.54 AU - 0.66 AU

Year: 178 Days

Day: 24.1 Hours

Environment

Temp: 198 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,965,109 km

• M1: 29,920 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.83 AU - 0.95 AU

Year: 321 Days

Day: 39.9 Hours

Environment

Temp: 37 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.16 AU - 2.34 AU

Year: 1292 Days

Day: 35.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.46 AU - 3.22 AU

Year: 1833 Days

Day: 25.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.1

Radius: 11.5

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.31 AU - 5.01 AU

Year: 3852 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 115,965,109 km

• M1: 143,764 km (0.044 R)
• M2: 534,214 km (0.082 R)
• M3: 1,078,750 km (0.11 R)
• M4: 1,452,446 km (0.107 R)
• M5: 3,215,457 km (0.065 R)
• M6: 3,587,656 km (0.086 R)
• M7: 4,634,991 km (0.107 R)
• M8: 5,762,061 km (0.12 R)
• M9: 6,254,986 km (0.113 R)
• M10: 7,870,194 km (0.062 R)
• M11: 9,233,031 km (0.052 R)
• M12: 12,660,318 km (0.073 R)
• M13: 16,222,842 km (0.117 R)
• M14: 17,565,333 km (0.094 R)
• M15: 18,049,282 km (0.084 R)
• M16: 19,554,686 km (0.051 R)
• M17: 20,670,536 km (0.12 R)
• M18: 22,600,199 km (0.092 R)
• M19: 24,873,638 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.9

Radius: 3.2

Gravity: 76.26 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 14.35 AU - 18.31 AU

Year: 25267 Days

Day: 21.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 115,965,109 km

• M1: 39,793 km (0.075 R)
• M2: 875,297 km (0.061 R)
• M3: 988,543 km (0.032 R)
• M4: 1,111,512 km (0.108 R)
• M5: 1,709,604 km (0.078 R)
• M6: 1,970,802 km (0.034 R)
• M7: 2,144,186 km (0.1 R)
• M8: 3,468,427 km (0.105 R)
• M9: 4,335,795 km (0.098 R)
• M10: 4,667,005 km (0.105 R)
• M11: 5,054,613 km (0.118 R)
• M12: 5,805,744 km (0.099 R)
• M13: 7,949,182 km (0.104 R)
• M14: 8,444,501 km (0.111 R)
• M15: 8,728,437 km (0.03 R)
• M16: 10,116,855 km (0.042 R)
• M17: 12,068,958 km (0.062 R)
• M18: 12,429,040 km (0.066 R)
• M19: 12,648,500 km (0.094 R)
• M20: 13,784,845 km (0.067 R)
• M21: 25,187,195 km (0.082 R)
• M22: 27,099,505 km (0.077 R)
• M23: 32,574,637 km (0.08 R)
• M24: 32,991,716 km (0.105 R)
• M25: 33,978,912 km (0.09 R)
• M26: 35,716,492 km (0.113 R)
• M27: 36,607,197 km (0.112 R)
• M28: 37,664,854 km (0.081 R)
• M29: 38,278,206 km (0.103 R)
• M30: 41,121,313 km (0.079 R)
• M31: 42,594,254 km (0.092 R)
• M32: 47,223,261 km (0.115 R)
• M33: 53,707,880 km (0.114 R)
• M34: 57,464,731 km (0.109 R)
• M35: 60,133,557 km (0.091 R)
• M36: 62,028,962 km (0.095 R)
• M37: 65,716,998 km (0.104 R)
• M38: 76,668,310 km (0.11 R)
• M39: 80,656,739 km (0.057 R)
• M40: 85,043,697 km (0.07 R)
• M41: 90,131,969 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.6

Radius: 7.6

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.74 AU - 22.9 AU

Year: 31261 Days

Day: 16.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 115,965,109 km

• M1: 94,546 km (0.101 R)
• M2: 715,527 km (0.03 R)
• M3: 2,426,328 km (0.09 R)
• M4: 2,693,061 km (0.113 R)
• M5: 3,480,095 km (0.071 R)
• M6: 3,927,094 km (0.059 R)
• M7: 4,450,686 km (0.119 R)
• M8: 7,344,657 km (0.065 R)
• M9: 10,305,199 km (0.082 R)
• M10: 11,820,027 km (0.11 R)
• M11: 12,356,335 km (0.099 R)
• M12: 15,284,714 km (0.105 R)
• M13: 19,267,458 km (0.111 R)
• M14: 23,173,309 km (0.092 R)
• M15: 24,134,774 km (0.084 R)
• M16: 32,954,616 km (0.098 R)
• M17: 35,730,105 km (0.025 R)
• M18: 36,688,878 km (0.053 R)
• M19: 41,042,325 km (0.036 R)
• M20: 51,563,693 km (0.105 R)
• M21: 52,787,404 km (0.104 R)
• M22: 53,199,696 km (0.114 R)
• M23: 56,574,923 km (0.083 R)
• M24: 75,870,654 km (0.053 R)
• M25: 81,779,621 km (0.069 R)
• M26: 82,608,543 km (0.047 R)
• M27: 85,128,519 km (0.1 R)
• M28: 86,836,777 km (0.118 R)
• M29: 90,027,699 km (0.065 R)
• M30: 94,807,202 km (0.109 R)
• M31: 107,490,259 km (0.12 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 16,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit