🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.13 AU - 1.67 AU

Year: 618 Days

Day: 30.7 Hours

Environment

Temp: -29 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,361,752 km

• M1: 246,088 km (0.106 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979

Radius: 13.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.05 AU - 9.91 AU

Year: 8403 Days

Day: 5.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 128 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,361,752 km

• M1: 166,802 km (0.086 R)
• M2: 604,076 km (0.1 R)
• M3: 1,078,601 km (0.111 R)
• M4: 1,751,492 km (0.104 R)
• M5: 2,713,556 km (0.101 R)
• M6: 3,256,147 km (0.083 R)
• M7: 4,083,423 km (0.105 R)
• M8: 4,503,793 km (0.098 R)
• M9: 6,048,691 km (0.111 R)
• M10: 6,826,300 km (0.113 R)
• M11: 7,421,700 km (0.055 R)
• M12: 9,467,002 km (0.102 R)
• M13: 10,516,132 km (0.103 R)
• M14: 15,432,666 km (0.06 R)
• M15: 18,729,504 km (0.059 R)
• M16: 20,058,681 km (0.064 R)
• M17: 22,469,899 km (0.087 R)
• M18: 26,681,678 km (0.108 R)
• M19: 27,861,407 km (0.066 R)
• M20: 31,284,954 km (0.103 R)
• M21: 39,457,336 km (0.059 R)
• M22: 42,425,507 km (0.111 R)
• M23: 45,817,340 km (0.06 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.2

Radius: 4.5

Gravity: 12.26 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 13.59 AU - 16.51 AU

Year: 21765 Days

Day: 25 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,361,752 km

• M1: 55,950 km (0.045 R)
• M2: 290,818 km (0.04 R)
• M3: 507,735 km (0.093 R)
• M4: 973,433 km (0.04 R)
• M5: 1,439,880 km (0.094 R)
• M6: 1,847,982 km (0.119 R)
• M7: 4,488,535 km (0.081 R)
• M8: 9,595,058 km (0.053 R)
• M9: 10,342,150 km (0.11 R)
• M10: 14,120,992 km (0.071 R)
• M11: 16,614,639 km (0.098 R)
• M12: 18,083,989 km (0.08 R)
• M13: 19,637,712 km (0.051 R)
• M14: 23,478,339 km (0.059 R)
• M15: 29,965,351 km (0.046 R)
• M16: 34,895,349 km (0.103 R)
• M17: 37,681,160 km (0.041 R)
• M18: 42,412,941 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.2

Radius: 8

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 16.53 AU - 16.59 AU

Year: 25121 Days

Day: 20.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,361,752 km

• M1: 100,829 km (0.078 R)
• M2: 1,722,769 km (0.101 R)
• M3: 2,393,267 km (0.049 R)
• M4: 3,141,106 km (0.115 R)
• M5: 3,678,612 km (0.113 R)
• M6: 4,310,812 km (0.075 R)
• M7: 4,783,691 km (0.119 R)
• M8: 5,210,344 km (0.116 R)
• M9: 6,691,812 km (0.102 R)
• M10: 7,893,681 km (0.085 R)
• M11: 8,942,662 km (0.115 R)
• M12: 10,397,052 km (0.104 R)
• M13: 14,391,614 km (0.1 R)
• M14: 14,791,639 km (0.066 R)
• M15: 23,211,007 km (0.12 R)
• M16: 28,732,066 km (0.035 R)
• M17: 32,269,009 km (0.05 R)
• M18: 36,973,263 km (0.101 R)
• M19: 50,232,272 km (0.095 R)
• M20: 51,896,997 km (0.119 R)
• M21: 53,027,209 km (0.097 R)
• M22: 66,560,880 km (0.107 R)
• M23: 80,960,124 km (0.057 R)
• M24: 90,361,751 km (0.036 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 11,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit