🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.6 AU

Year: 263 Days

Day: 27 Hours

Environment

Temp: -117 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.9

Radius: 10.6

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.87 AU - 1.25 AU

Year: 705 Days

Day: 12.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,523,733 km

• M1: 142,417 km (0.033 R)
• M2: 544,686 km (0.106 R)
• M3: 1,050,327 km (0.115 R)
• M4: 1,517,820 km (0.092 R)
• M5: 2,496,639 km (0.074 R)
• M6: 4,150,743 km (0.117 R)
• M7: 4,495,865 km (0.098 R)
• M8: 4,911,597 km (0.115 R)
• M9: 7,098,419 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.3

Radius: 10.8

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.83 AU - 1.29 AU

Year: 705 Days

Day: 6.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,523,733 km

• M1: 143,764 km (0.105 R)
• M2: 489,035 km (0.083 R)
• M3: 1,023,997 km (0.066 R)
• M4: 1,464,114 km (0.051 R)
• M5: 2,068,490 km (0.09 R)
• M6: 2,774,592 km (0.065 R)
• M7: 3,136,918 km (0.082 R)
• M8: 3,485,481 km (0.092 R)
• M9: 3,848,106 km (0.084 R)
• M10: 4,197,118 km (0.043 R)
• M11: 4,553,909 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.2

Radius: 8.9

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.99 AU - 1.43 AU

Year: 859 Days

Day: 7.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,523,733 km

• M1: 110,702 km (0.1 R)
• M2: 466,895 km (0.111 R)
• M3: 779,704 km (0.073 R)
• M4: 1,127,519 km (0.089 R)
• M5: 1,616,555 km (0.115 R)
• M6: 2,328,940 km (0.109 R)
• M7: 2,767,860 km (0.104 R)
• M8: 3,451,223 km (0.084 R)
• M9: 4,095,691 km (0.1 R)
• M10: 5,356,950 km (0.066 R)
• M11: 5,750,243 km (0.112 R)
• M12: 6,181,982 km (0.1 R)
• M13: 6,534,884 km (0.102 R)
• M14: 6,859,661 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951

Radius: 14

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.54 AU - 2.3 AU

Year: 1718 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,523,733 km

• M1: 174,132 km (0.1 R)
• M2: 642,523 km (0.096 R)
• M3: 1,078,301 km (0.041 R)
• M4: 1,557,314 km (0.1 R)
• M5: 2,039,318 km (0.115 R)
• M6: 2,594,476 km (0.081 R)
• M7: 3,347,701 km (0.094 R)
• M8: 3,794,700 km (0.091 R)
• M9: 5,854,513 km (0.038 R)
• M10: 7,609,146 km (0.107 R)
• M11: 8,862,926 km (0.099 R)
• M12: 9,658,487 km (0.07 R)
• M13: 10,537,076 km (0.114 R)
• M14: 11,430,325 km (0.107 R)
• M15: 12,332,998 km (0.098 R)
• M16: 12,988,536 km (0.11 R)
• M17: 13,452,738 km (0.08 R)
• M18: 15,421,297 km (0.089 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 20,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit