🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.55 AU - 0.73 AU

Year: 191 Days

Day: 47.8 Hours

Environment

Temp: 126 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,433,407 km

• M1: 30,368 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.51 AU - 4.97 AU

Year: 3255 Days

Day: 29.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.8

Radius: 10.1

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.52 AU - 10.04 AU

Year: 8882 Days

Day: 11.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,433,407 km

• M1: 126,261 km (0.088 R)
• M2: 500,405 km (0.106 R)
• M3: 910,004 km (0.118 R)
• M4: 1,435,840 km (0.086 R)
• M5: 2,337,168 km (0.119 R)
• M6: 3,835,540 km (0.072 R)
• M7: 4,272,665 km (0.06 R)
• M8: 4,622,125 km (0.085 R)
• M9: 5,445,512 km (0.095 R)
• M10: 7,464,635 km (0.078 R)
• M11: 8,460,208 km (0.12 R)
• M12: 11,416,711 km (0.089 R)
• M13: 12,208,084 km (0.034 R)
• M14: 12,617,234 km (0.032 R)
• M15: 13,524,994 km (0.079 R)
• M16: 14,411,062 km (0.045 R)
• M17: 16,580,979 km (0.108 R)
• M18: 16,938,668 km (0.052 R)
• M19: 21,728,193 km (0.059 R)
• M20: 23,031,041 km (0.093 R)
• M21: 23,387,084 km (0.042 R)
• M22: 26,661,033 km (0.063 R)
• M23: 29,490,976 km (0.118 R)
• M24: 30,122,429 km (0.117 R)
• M25: 32,071,091 km (0.107 R)
• M26: 32,963,592 km (0.104 R)
• M27: 34,333,310 km (0.078 R)
• M28: 42,418,177 km (0.098 R)
• M29: 45,139,961 km (0.066 R)
• M30: 47,113,306 km (0.114 R)
• M31: 47,687,463 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 254.8

Radius: 3.6

Gravity: 19.66 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 11.13 AU - 18.21 AU

Year: 20946 Days

Day: 18.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,433,407 km

• M1: 47,423 km (0.057 R)
• M2: 231,278 km (0.051 R)
• M3: 767,287 km (0.108 R)
• M4: 1,035,816 km (0.115 R)
• M5: 1,391,709 km (0.105 R)
• M6: 3,762,985 km (0.086 R)
• M7: 4,075,046 km (0.049 R)
• M8: 7,350,192 km (0.109 R)
• M9: 10,597,812 km (0.095 R)
• M10: 13,614,304 km (0.098 R)
• M11: 25,190,935 km (0.042 R)
• M12: 25,389,003 km (0.063 R)
• M13: 39,797,073 km (0.109 R)
• M14: 40,335,475 km (0.063 R)
• M15: 40,742,382 km (0.106 R)
• M16: 46,730,934 km (0.098 R)
• M17: 48,543,761 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 18,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit