🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.59 AU - 0.83 AU

Year: 220 Days

Day: 28.7 Hours

Environment

Temp: 168 °C

Axial Tilt: 49 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 42,089,409 km

• M1: 184,753 km (0.104 R)
• M2: 286,480 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.46 AU - 1.6 AU

Year: 695 Days

Day: 47.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.7

Radius: 13.7

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.77 AU - 9.23 AU

Year: 7540 Days

Day: 5.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,089,409 km

• M1: 172,486 km (0.117 R)
• M2: 607,517 km (0.114 R)
• M3: 1,076,805 km (0.103 R)
• M4: 1,843,345 km (0.118 R)
• M5: 2,377,559 km (0.053 R)
• M6: 3,142,453 km (0.059 R)
• M7: 3,913,331 km (0.115 R)
• M8: 5,899,691 km (0.107 R)
• M9: 7,540,181 km (0.099 R)
• M10: 7,983,889 km (0.099 R)
• M11: 8,616,987 km (0.115 R)
• M12: 9,652,952 km (0.088 R)
• M13: 12,577,890 km (0.045 R)
• M14: 13,088,467 km (0.064 R)
• M15: 18,184,070 km (0.114 R)
• M16: 21,691,242 km (0.094 R)
• M17: 22,344,088 km (0.034 R)
• M18: 23,861,160 km (0.1 R)
• M19: 25,626,265 km (0.065 R)
• M20: 26,633,358 km (0.05 R)
• M21: 30,114,650 km (0.102 R)
• M22: 30,620,889 km (0.075 R)
• M23: 35,213,394 km (0.091 R)
• M24: 35,662,636 km (0.087 R)
• M25: 36,917,912 km (0.109 R)
• M26: 37,498,202 km (0.117 R)
• M27: 39,395,851 km (0.067 R)
• M28: 41,606,309 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.9

Radius: 9.6

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.19 AU - 9.59 AU

Year: 8136 Days

Day: 5.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,089,409 km

• M1: 119,379 km (0.096 R)
• M2: 452,085 km (0.115 R)
• M3: 965,056 km (0.118 R)
• M4: 1,653,356 km (0.075 R)
• M5: 2,767,112 km (0.119 R)
• M6: 4,243,044 km (0.085 R)
• M7: 5,195,983 km (0.112 R)
• M8: 6,804,160 km (0.106 R)
• M9: 7,267,315 km (0.095 R)
• M10: 13,885,226 km (0.091 R)
• M11: 15,589,145 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.7

Radius: 5.2

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 15.63 AU - 21.07 AU

Year: 28855 Days

Day: 22.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,089,409 km

• M1: 65,225 km (0.085 R)
• M2: 339,438 km (0.101 R)
• M3: 1,210,696 km (0.094 R)
• M4: 1,561,203 km (0.12 R)
• M5: 1,881,941 km (0.1 R)
• M6: 2,481,679 km (0.089 R)
• M7: 2,939,897 km (0.102 R)
• M8: 6,007,850 km (0.105 R)
• M9: 8,739,657 km (0.078 R)
• M10: 11,605,653 km (0.11 R)
• M11: 15,042,365 km (0.071 R)
• M12: 25,420,269 km (0.08 R)
• M13: 32,152,771 km (0.053 R)
• M14: 34,525,992 km (0.058 R)
• M15: 37,595,142 km (0.106 R)
• M16: 38,895,895 km (0.075 R)
• M17: 41,587,161 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: 524 - 20,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit