🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.67 AU - 0.71 AU

Year: 208 Days

Day: 23.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,510,240 km

• M1: 303,235 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.3 AU - 1.68 AU

Year: 661 Days

Day: 15.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,510,240 km

• M1: 52,509 km (0.096 R)

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.4

Radius: 14.5

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.91 AU - 6.45 AU

Year: 4920 Days

Day: 6.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,510,240 km

• M1: 180,265 km (0.079 R)
• M2: 864,227 km (0.065 R)
• M3: 2,109,928 km (0.087 R)
• M4: 2,573,233 km (0.062 R)
• M5: 3,184,340 km (0.025 R)
• M6: 3,666,644 km (0.086 R)
• M7: 4,295,553 km (0.105 R)
• M8: 5,023,347 km (0.027 R)
• M9: 6,078,760 km (0.114 R)
• M10: 8,275,754 km (0.093 R)
• M11: 8,828,369 km (0.041 R)
• M12: 10,959,989 km (0.113 R)
• M13: 11,627,644 km (0.118 R)
• M14: 12,372,791 km (0.116 R)
• M15: 14,801,213 km (0.087 R)
• M16: 17,985,554 km (0.099 R)
• M17: 20,370,293 km (0.098 R)
• M18: 21,973,085 km (0.053 R)
• M19: 22,576,263 km (0.102 R)
• M20: 23,580,065 km (0.101 R)
• M21: 26,941,679 km (0.11 R)
• M22: 30,146,215 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.7

Radius: 14.5

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.18 AU - 8.54 AU

Year: 7257 Days

Day: 11.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,510,240 km

• M1: 188,045 km (0.096 R)
• M2: 673,639 km (0.066 R)
• M3: 1,306,139 km (0.045 R)
• M4: 1,858,903 km (0.107 R)
• M5: 6,963,482 km (0.095 R)
• M6: 10,069,732 km (0.034 R)
• M7: 10,863,648 km (0.099 R)
• M8: 11,901,707 km (0.069 R)
• M9: 12,471,226 km (0.102 R)
• M10: 15,172,964 km (0.094 R)
• M11: 16,406,249 km (0.099 R)
• M12: 27,873,823 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.3

Radius: 14.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.82 AU - 8.96 AU

Year: 8055 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,510,240 km

• M1: 176,675 km (0.06 R)
• M2: 849,118 km (0.048 R)
• M3: 1,367,325 km (0.067 R)
• M4: 2,611,829 km (0.075 R)
• M5: 3,248,368 km (0.115 R)
• M6: 3,963,296 km (0.049 R)
• M7: 5,466,755 km (0.116 R)
• M8: 5,959,530 km (0.075 R)
• M9: 8,315,547 km (0.105 R)
• M10: 10,567,444 km (0.117 R)
• M11: 11,140,254 km (0.113 R)
• M12: 12,983,898 km (0.101 R)
• M13: 14,436,643 km (0.118 R)
• M14: 16,496,905 km (0.092 R)
• M15: 19,944,987 km (0.054 R)
• M16: 24,010,009 km (0.119 R)
• M17: 27,780,325 km (0.077 R)
• M18: 32,225,625 km (0.091 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 317 - 17,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit