🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.4

Radius: 9.5

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.56 AU - 0.72 AU

Year: 353 Days

Day: 13.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,136,173 km

• M1: 118,631 km (0.032 R)
• M2: 614,997 km (0.047 R)
• M3: 1,133,952 km (0.111 R)
• M4: 1,579,604 km (0.099 R)
• M5: 2,092,575 km (0.062 R)
• M6: 2,621,553 km (0.091 R)
• M7: 3,279,784 km (0.061 R)
• M8: 3,923,204 km (0.075 R)
• M9: 4,294,356 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.1

Radius: 14.5

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.9 AU - 1.04 AU

Year: 659 Days

Day: 13.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,136,173 km

• M1: 180,265 km (0.062 R)
• M2: 633,098 km (0.083 R)
• M3: 1,282,353 km (0.088 R)
• M4: 1,782,159 km (0.115 R)
• M5: 2,267,305 km (0.119 R)
• M6: 2,778,930 km (0.113 R)
• M7: 3,512,558 km (0.119 R)
• M8: 4,148,798 km (0.092 R)
• M9: 5,485,754 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.6

Radius: 8.6

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.47 AU - 3.41 AU

Year: 3480 Days

Day: 7.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,136,173 km

• M1: 106,962 km (0.068 R)
• M2: 385,514 km (0.097 R)
• M3: 953,836 km (0.054 R)
• M4: 1,318,705 km (0.076 R)
• M5: 1,649,466 km (0.106 R)
• M6: 2,680,195 km (0.04 R)
• M7: 3,128,540 km (0.1 R)
• M8: 4,640,077 km (0.051 R)
• M9: 6,471,155 km (0.11 R)
• M10: 7,659,710 km (0.064 R)
• M11: 8,153,533 km (0.094 R)
• M12: 8,844,825 km (0.08 R)
• M13: 11,788,761 km (0.112 R)
• M14: 12,093,193 km (0.032 R)
• M15: 16,434,972 km (0.112 R)
• M16: 17,368,313 km (0.096 R)
• M17: 18,336,510 km (0.082 R)
• M18: 19,220,334 km (0.12 R)
• M19: 20,442,549 km (0.11 R)
• M20: 21,328,468 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.6

Radius: 12

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.58 AU - 4.06 AU

Year: 4176 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,136,173 km

• M1: 149,299 km (0.1 R)
• M2: 624,272 km (0.046 R)
• M3: 1,510,191 km (0.109 R)
• M4: 1,994,738 km (0.035 R)
• M5: 3,482,339 km (0.092 R)
• M6: 4,107,210 km (0.092 R)
• M7: 4,679,721 km (0.107 R)
• M8: 5,170,252 km (0.117 R)
• M9: 6,134,111 km (0.07 R)
• M10: 6,819,269 km (0.101 R)
• M11: 7,417,212 km (0.107 R)
• M12: 15,693,565 km (0.095 R)
• M13: 17,580,443 km (0.098 R)
• M14: 18,075,013 km (0.091 R)
• M15: 20,619,823 km (0.109 R)
• M16: 21,871,358 km (0.078 R)
• M17: 27,387,331 km (0.091 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 17,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit