🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.2

Radius: 14.4

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.52 AU - 0.68 AU

Year: 315 Days

Day: 12.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 20,567,883 km

• M1: 179,218 km (0.059 R)
• M2: 691,441 km (0.044 R)
• M3: 1,154,297 km (0.11 R)
• M4: 1,683,724 km (0.116 R)
• M5: 2,233,496 km (0.117 R)
• M6: 2,698,746 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.3

Radius: 14.4

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.63 AU - 2.47 AU

Year: 1991 Days

Day: 10.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,567,883 km

• M1: 179,069 km (0.076 R)
• M2: 667,207 km (0.078 R)
• M3: 1,281,755 km (0.048 R)
• M4: 2,011,343 km (0.056 R)
• M5: 2,648,032 km (0.085 R)
• M6: 3,176,412 km (0.066 R)
• M7: 3,705,240 km (0.118 R)
• M8: 4,196,968 km (0.087 R)
• M9: 4,857,592 km (0.103 R)
• M10: 5,680,231 km (0.119 R)
• M11: 7,018,534 km (0.109 R)
• M12: 9,895,899 km (0.103 R)
• M13: 10,383,289 km (0.076 R)
• M14: 12,496,359 km (0.056 R)
• M15: 14,084,640 km (0.109 R)
• M16: 15,898,215 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.2

Radius: 10.4

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.23 AU - 2.43 AU

Year: 2412 Days

Day: 7.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,567,883 km

• M1: 129,552 km (0.064 R)
• M2: 496,216 km (0.116 R)
• M3: 830,867 km (0.056 R)
• M4: 1,293,423 km (0.089 R)
• M5: 1,834,519 km (0.034 R)
• M6: 2,484,671 km (0.114 R)
• M7: 4,494,818 km (0.114 R)
• M8: 4,874,198 km (0.105 R)
• M9: 6,829,891 km (0.075 R)
• M10: 7,941,702 km (0.076 R)
• M11: 9,021,051 km (0.071 R)
• M12: 9,658,188 km (0.116 R)
• M13: 11,821,373 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 11.1

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.11 AU - 2.73 AU

Year: 2553 Days

Day: 13.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,567,883 km

• M1: 138,528 km (0.031 R)
• M2: 620,981 km (0.082 R)
• M3: 1,059,751 km (0.118 R)
• M4: 1,406,669 km (0.114 R)
• M5: 1,831,377 km (0.112 R)
• M6: 3,094,282 km (0.049 R)
• M7: 4,573,057 km (0.113 R)
• M8: 5,319,850 km (0.11 R)
• M9: 6,393,364 km (0.091 R)
• M10: 7,543,173 km (0.083 R)
• M11: 8,895,538 km (0.082 R)
• M12: 10,325,993 km (0.106 R)
• M13: 11,361,210 km (0.109 R)
• M14: 13,918,436 km (0.044 R)
• M15: 14,347,184 km (0.095 R)
• M16: 15,031,444 km (0.108 R)
• M17: 15,839,871 km (0.09 R)
• M18: 20,506,727 km (0.095 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 11,641 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit