🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.44 AU - 0.62 AU

Year: 145 Days

Day: 39.3 Hours

Environment

Temp: 165 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.65 AU - 1.75 AU

Year: 831 Days

Day: 42.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330

Radius: 10.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.2 AU - 5.5 AU

Year: 4003 Days

Day: 10.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,321,852 km

• M1: 129,402 km (0.117 R)
• M2: 457,769 km (0.064 R)
• M3: 864,676 km (0.063 R)
• M4: 1,190,201 km (0.06 R)
• M5: 1,940,584 km (0.105 R)
• M6: 2,471,506 km (0.101 R)
• M7: 2,931,669 km (0.077 R)
• M8: 3,652,582 km (0.109 R)
• M9: 4,127,106 km (0.048 R)
• M10: 4,664,611 km (0.077 R)
• M11: 5,880,244 km (0.098 R)
• M12: 7,387,292 km (0.092 R)
• M13: 8,996,068 km (0.079 R)
• M14: 11,026,410 km (0.083 R)
• M15: 11,351,337 km (0.069 R)
• M16: 11,766,471 km (0.108 R)
• M17: 12,451,629 km (0.119 R)
• M18: 12,893,242 km (0.114 R)
• M19: 14,233,340 km (0.105 R)
• M20: 16,918,771 km (0.097 R)
• M21: 17,351,558 km (0.076 R)
• M22: 18,751,943 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.9

Radius: 9.4

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.08 AU - 9.96 AU

Year: 9319 Days

Day: 7.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,321,852 km

• M1: 116,986 km (0.095 R)
• M2: 671,096 km (0.109 R)
• M3: 1,154,896 km (0.11 R)
• M4: 1,637,648 km (0.065 R)
• M5: 3,327,206 km (0.092 R)
• M6: 4,577,844 km (0.117 R)
• M7: 6,629,430 km (0.081 R)
• M8: 10,902,394 km (0.062 R)
• M9: 12,389,845 km (0.053 R)
• M10: 12,713,725 km (0.045 R)
• M11: 13,662,325 km (0.115 R)
• M12: 30,626,125 km (0.084 R)
• M13: 33,044,225 km (0.044 R)
• M14: 34,939,331 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.2

Radius: 3

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 11.38 AU - 16.76 AU

Year: 19777 Days

Day: 17.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,321,852 km

• M1: 88,263 km (0.094 R)
• M2: 336,446 km (0.119 R)
• M3: 461,659 km (0.114 R)
• M4: 3,107,148 km (0.061 R)
• M5: 3,804,423 km (0.1 R)
• M6: 5,051,471 km (0.116 R)
• M7: 5,198,227 km (0.096 R)
• M8: 6,512,444 km (0.098 R)
• M9: 6,721,582 km (0.11 R)
• M10: 6,899,454 km (0.074 R)
• M11: 9,504,551 km (0.081 R)
• M12: 10,804,407 km (0.032 R)
• M13: 22,557,265 km (0.116 R)
• M14: 26,050,375 km (0.096 R)
• M15: 33,564,676 km (0.05 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 17,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit