🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.52 AU - 0.66 AU

Year: 293 Days

Day: 29.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.9

Radius: 9.3

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.87 AU - 2.87 AU

Year: 2356 Days

Day: 14 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,622,986 km

• M1: 117,734 km (0.064 R)
• M2: 840,441 km (0.11 R)
• M3: 1,303,596 km (0.062 R)
• M4: 2,009,698 km (0.115 R)
• M5: 2,448,917 km (0.114 R)
• M6: 3,180,451 km (0.1 R)
• M7: 3,554,894 km (0.1 R)
• M8: 3,850,649 km (0.058 R)
• M9: 4,200,559 km (0.096 R)
• M10: 4,652,494 km (0.047 R)
• M11: 5,050,125 km (0.1 R)
• M12: 5,379,988 km (0.084 R)
• M13: 7,006,267 km (0.1 R)
• M14: 8,779,600 km (0.054 R)
• M15: 9,854,610 km (0.063 R)
• M16: 10,618,606 km (0.118 R)
• M17: 11,198,597 km (0.079 R)
• M18: 12,303,527 km (0.094 R)
• M19: 13,230,436 km (0.115 R)
• M20: 14,030,485 km (0.066 R)
• M21: 14,729,107 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.5

Radius: 12.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.92 AU - 4.42 AU

Year: 4540 Days

Day: 7.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,622,986 km

• M1: 157,975 km (0.088 R)
• M2: 1,137,243 km (0.108 R)
• M3: 1,852,620 km (0.091 R)
• M4: 2,292,139 km (0.112 R)
• M5: 4,612,850 km (0.103 R)
• M6: 5,458,677 km (0.056 R)
• M7: 6,030,889 km (0.05 R)
• M8: 7,232,309 km (0.079 R)
• M9: 7,755,303 km (0.091 R)
• M10: 13,084,727 km (0.084 R)
• M11: 16,663,408 km (0.114 R)
• M12: 17,461,811 km (0.074 R)
• M13: 21,708,147 km (0.092 R)
• M14: 23,570,192 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834

Radius: 11.6

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.43 AU - 5.19 AU

Year: 6811 Days

Day: 13.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,622,986 km

• M1: 144,212 km (0.116 R)
• M2: 582,085 km (0.094 R)
• M3: 965,355 km (0.116 R)
• M4: 2,226,166 km (0.112 R)
• M5: 2,885,145 km (0.047 R)
• M6: 5,568,182 km (0.099 R)
• M7: 8,129,298 km (0.065 R)
• M8: 9,968,903 km (0.104 R)
• M9: 10,688,618 km (0.075 R)
• M10: 14,879,603 km (0.111 R)
• M11: 16,272,060 km (0.105 R)
• M12: 18,237,925 km (0.112 R)
• M13: 21,280,596 km (0.056 R)
• M14: 22,717,633 km (0.099 R)
• M15: 24,474,810 km (0.091 R)
• M16: 32,104,601 km (0.115 R)
• M17: 35,072,473 km (0.061 R)
• M18: 37,758,203 km (0.067 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 12,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit