🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.29 AU - 1.65 AU

Year: 675 Days

Day: 16.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.39 AU - 3.87 AU

Year: 2097 Days

Day: 45.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.6

Radius: 14.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.36 AU - 6.9 AU

Year: 5060 Days

Day: 8.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,539,455 km

• M1: 187,745 km (0.098 R)
• M2: 743,801 km (0.105 R)
• M3: 1,187,957 km (0.087 R)
• M4: 1,748,201 km (0.106 R)
• M5: 2,061,758 km (0.113 R)
• M6: 2,879,161 km (0.065 R)
• M7: 5,966,561 km (0.097 R)
• M8: 6,979,788 km (0.066 R)
• M9: 7,591,793 km (0.048 R)
• M10: 8,048,814 km (0.104 R)
• M11: 8,733,075 km (0.07 R)
• M12: 9,361,984 km (0.058 R)
• M13: 10,627,582 km (0.112 R)
• M14: 10,956,698 km (0.037 R)
• M15: 12,972,978 km (0.078 R)
• M16: 14,045,894 km (0.056 R)
• M17: 14,459,382 km (0.119 R)
• M18: 14,914,160 km (0.082 R)
• M19: 17,677,083 km (0.112 R)
• M20: 18,180,031 km (0.099 R)
• M21: 19,007,756 km (0.104 R)
• M22: 20,885,658 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.3

Radius: 13.4

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.28 AU - 11.8 AU

Year: 11160 Days

Day: 13.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,539,455 km

• M1: 167,101 km (0.106 R)
• M2: 464,501 km (0.109 R)
• M3: 715,826 km (0.112 R)
• M4: 1,100,592 km (0.086 R)
• M5: 2,930,323 km (0.079 R)
• M6: 4,299,592 km (0.114 R)
• M7: 4,867,616 km (0.045 R)
• M8: 5,776,273 km (0.094 R)
• M9: 7,343,311 km (0.087 R)
• M10: 8,255,858 km (0.119 R)
• M11: 9,404,919 km (0.118 R)
• M12: 11,760,637 km (0.083 R)
• M13: 12,522,838 km (0.084 R)
• M14: 18,710,954 km (0.09 R)
• M15: 23,612,528 km (0.103 R)
• M16: 24,296,190 km (0.094 R)
• M17: 24,790,761 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.5

Radius: 4.3

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.04 AU - 12.76 AU

Year: 16538 Days

Day: 17.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,539,455 km

• M1: 374,144 km (0.11 R)
• M2: 510,877 km (0.079 R)
• M3: 1,109,418 km (0.083 R)
• M4: 1,432,549 km (0.114 R)
• M5: 3,382,109 km (0.075 R)
• M6: 5,768,793 km (0.084 R)
• M7: 6,761,076 km (0.115 R)
• M8: 10,214,094 km (0.066 R)
• M9: 10,314,624 km (0.112 R)
• M10: 11,276,538 km (0.111 R)
• M11: 11,953,917 km (0.103 R)
• M12: 12,355,139 km (0.102 R)
• M13: 13,831,221 km (0.034 R)
• M14: 14,065,790 km (0.119 R)
• M15: 23,826,154 km (0.118 R)
• M16: 26,075,208 km (0.105 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: 411 - 17,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit