🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.68 AU - 0.72 AU

Year: 221 Days

Day: 26.9 Hours

Environment

Temp: 119 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,058,071 km

• M1: 310,864 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2 AU - 2.28 AU

Year: 1179 Days

Day: 44.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.6

Radius: 12.8

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.79 AU - 6.19 AU

Year: 4199 Days

Day: 5.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 81,058,071 km

• M1: 160,219 km (0.104 R)
• M2: 867,069 km (0.104 R)
• M3: 1,353,562 km (0.093 R)
• M4: 1,837,211 km (0.057 R)
• M5: 2,581,012 km (0.119 R)
• M6: 3,416,516 km (0.03 R)
• M7: 3,964,194 km (0.078 R)
• M8: 5,024,992 km (0.08 R)
• M9: 6,026,999 km (0.068 R)
• M10: 6,450,959 km (0.074 R)
• M11: 7,325,509 km (0.073 R)
• M12: 8,499,852 km (0.112 R)
• M13: 9,632,308 km (0.087 R)
• M14: 10,213,795 km (0.074 R)
• M15: 13,075,751 km (0.085 R)
• M16: 14,103,190 km (0.056 R)
• M17: 14,528,945 km (0.106 R)
• M18: 15,406,187 km (0.04 R)
• M19: 15,915,119 km (0.098 R)
• M20: 21,569,021 km (0.083 R)
• M21: 22,421,430 km (0.097 R)
• M22: 26,137,441 km (0.081 R)
• M23: 28,015,642 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.2

Radius: 10.7

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.52 AU - 8.46 AU

Year: 6962 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,058,071 km

• M1: 133,142 km (0.095 R)
• M2: 483,650 km (0.103 R)
• M3: 937,829 km (0.09 R)
• M4: 1,424,770 km (0.088 R)
• M5: 2,542,715 km (0.109 R)
• M6: 3,265,273 km (0.097 R)
• M7: 3,640,763 km (0.072 R)
• M8: 4,245,737 km (0.103 R)
• M9: 4,832,460 km (0.08 R)
• M10: 6,710,212 km (0.118 R)
• M11: 7,812,450 km (0.102 R)
• M12: 17,746,795 km (0.12 R)
• M13: 20,501,042 km (0.062 R)
• M14: 21,174,831 km (0.086 R)
• M15: 25,963,907 km (0.045 R)
• M16: 30,164,915 km (0.074 R)
• M17: 32,628,044 km (0.118 R)
• M18: 36,188,922 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572

Radius: 6.5

Gravity: 13.54 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 15.23 AU - 16.73 AU

Year: 24065 Days

Day: 19.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,058,071 km

• M1: 83,027 km (0.092 R)
• M2: 610,359 km (0.088 R)
• M3: 1,783,356 km (0.077 R)
• M4: 2,587,894 km (0.106 R)
• M5: 5,580,599 km (0.098 R)
• M6: 6,564,055 km (0.117 R)
• M7: 11,401,303 km (0.092 R)
• M8: 11,865,654 km (0.119 R)
• M9: 20,041,028 km (0.045 R)
• M10: 26,222,562 km (0.115 R)
• M11: 36,192,063 km (0.047 R)
• M12: 37,920,517 km (0.08 R)
• M13: 40,157,604 km (0.104 R)
• M14: 43,917,297 km (0.099 R)
• M15: 47,905,128 km (0.111 R)
• M16: 70,168,582 km (0.092 R)
• M17: 75,598,237 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 19,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit