🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.59 AU - 0.61 AU

Year: 206 Days

Day: 26.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.64 AU - 2.14 AU

Year: 1151 Days

Day: 16.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.2

Radius: 9

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.15 AU - 3.13 AU

Year: 1900 Days

Day: 13.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,071,325 km

• M1: 113,096 km (0.059 R)
• M2: 426,055 km (0.111 R)
• M3: 803,789 km (0.117 R)
• M4: 1,394,851 km (0.087 R)
• M5: 2,500,678 km (0.066 R)
• M6: 3,685,344 km (0.093 R)
• M7: 4,502,746 km (0.105 R)
• M8: 5,838,805 km (0.11 R)
• M9: 8,687,597 km (0.089 R)
• M10: 12,072,847 km (0.109 R)
• M11: 16,103,912 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.7

Radius: 13.7

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.64 AU - 4.48 AU

Year: 3623 Days

Day: 11.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,071,325 km

• M1: 170,392 km (0.087 R)
• M2: 718,369 km (0.113 R)
• M3: 1,238,371 km (0.112 R)
• M4: 2,064,750 km (0.103 R)
• M5: 2,512,197 km (0.049 R)
• M6: 3,042,073 km (0.09 R)
• M7: 4,440,962 km (0.108 R)
• M8: 5,122,680 km (0.093 R)
• M9: 7,823,669 km (0.113 R)
• M10: 9,001,005 km (0.087 R)
• M11: 10,095,762 km (0.11 R)
• M12: 10,655,258 km (0.086 R)
• M13: 11,193,212 km (0.094 R)
• M14: 11,923,997 km (0.112 R)
• M15: 12,594,944 km (0.054 R)
• M16: 13,624,626 km (0.03 R)
• M17: 14,209,554 km (0.103 R)
• M18: 14,760,373 km (0.118 R)
• M19: 15,482,033 km (0.034 R)
• M20: 16,065,465 km (0.095 R)
• M21: 19,024,511 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.5

Radius: 9.8

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.11 AU - 10.29 AU

Year: 11366 Days

Day: 12.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,071,325 km

• M1: 122,371 km (0.11 R)
• M2: 543,040 km (0.108 R)
• M3: 1,210,696 km (0.103 R)
• M4: 1,595,760 km (0.068 R)
• M5: 2,789,551 km (0.092 R)
• M6: 3,657,668 km (0.101 R)
• M7: 4,671,194 km (0.064 R)
• M8: 5,862,142 km (0.1 R)
• M9: 8,267,227 km (0.027 R)
• M10: 12,391,042 km (0.05 R)
• M11: 13,901,981 km (0.108 R)
• M12: 15,030,397 km (0.088 R)
• M13: 22,530,786 km (0.097 R)
• M14: 24,772,510 km (0.07 R)
• M15: 26,027,038 km (0.08 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 18,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit