🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.64 AU - 0.68 AU

Year: 205 Days

Day: 27.3 Hours

Environment

Temp: 130 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 95,879,686 km

• M1: 40,541 km (0.095 R)
• M2: 158,275 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.96 AU - 1.05 AU

Year: 383 Days

Day: 29.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 6.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.3

Radius: 10.6

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 9.92 AU - 12.12 AU

Year: 14007 Days

Day: 6.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 95,879,686 km

• M1: 140,472 km (0.071 R)
• M2: 1,747,602 km (0.081 R)
• M3: 2,254,590 km (0.092 R)
• M4: 2,729,114 km (0.071 R)
• M5: 3,269,611 km (0.085 R)
• M6: 4,044,378 km (0.086 R)
• M7: 4,626,015 km (0.045 R)
• M8: 7,069,995 km (0.096 R)
• M9: 11,297,631 km (0.068 R)
• M10: 15,679,353 km (0.098 R)
• M11: 16,385,904 km (0.061 R)
• M12: 18,015,174 km (0.104 R)
• M13: 18,633,462 km (0.032 R)
• M14: 21,249,630 km (0.086 R)
• M15: 40,253,795 km (0.085 R)
• M16: 49,083,809 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.5

Radius: 5.2

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 10.86 AU - 13.2 AU

Year: 15976 Days

Day: 23.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 95,879,686 km

• M1: 64,776 km (0.051 R)
• M2: 439,818 km (0.067 R)
• M3: 2,673,912 km (0.111 R)
• M4: 5,049,227 km (0.116 R)
• M5: 7,964,890 km (0.075 R)
• M6: 8,331,853 km (0.104 R)
• M7: 8,774,065 km (0.11 R)
• M8: 10,445,671 km (0.087 R)
• M9: 15,790,803 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.8

Radius: 7

Gravity: 11.69 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 16.17 AU - 21.21 AU

Year: 30937 Days

Day: 19.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 95,879,686 km

• M1: 87,066 km (0.118 R)
• M2: 525,238 km (0.114 R)
• M3: 1,107,024 km (0.1 R)
• M4: 2,212,553 km (0.068 R)
• M5: 2,858,815 km (0.074 R)
• M6: 3,885,356 km (0.083 R)
• M7: 5,857,205 km (0.117 R)
• M8: 7,184,139 km (0.098 R)
• M9: 7,756,500 km (0.098 R)
• M10: 9,656,543 km (0.081 R)
• M11: 10,747,261 km (0.101 R)
• M12: 13,324,533 km (0.087 R)
• M13: 20,675,024 km (0.116 R)
• M14: 22,152,602 km (0.1 R)
• M15: 34,517,315 km (0.113 R)
• M16: 41,971,927 km (0.068 R)
• M17: 47,137,391 km (0.087 R)
• M18: 51,753,084 km (0.057 R)
• M19: 56,661,241 km (0.055 R)
• M20: 58,501,444 km (0.042 R)
• M21: 75,411,688 km (0.102 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 11,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit