🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.6

Radius: 11.3

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.93 AU - 2.17 AU

Year: 1991 Days

Day: 11.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,320,121 km

• M1: 140,921 km (0.12 R)
• M2: 708,795 km (0.081 R)
• M3: 2,525,661 km (0.076 R)
• M4: 3,408,737 km (0.118 R)
• M5: 3,815,494 km (0.054 R)
• M6: 4,486,590 km (0.049 R)
• M7: 4,955,579 km (0.091 R)
• M8: 5,593,315 km (0.102 R)
• M9: 6,561,961 km (0.063 R)
• M10: 7,086,750 km (0.117 R)
• M11: 7,442,644 km (0.1 R)
• M12: 7,868,100 km (0.051 R)
• M13: 11,024,914 km (0.114 R)
• M14: 12,863,023 km (0.081 R)
• M15: 13,770,484 km (0.077 R)
• M16: 14,369,773 km (0.081 R)
• M17: 15,031,145 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299

Radius: 13.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.77 AU - 4.27 AU

Year: 4479 Days

Day: 11.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,320,121 km

• M1: 165,455 km (0.099 R)
• M2: 590,463 km (0.098 R)
• M3: 1,467,106 km (0.103 R)
• M4: 3,491,166 km (0.07 R)
• M5: 4,372,147 km (0.114 R)
• M6: 5,006,742 km (0.119 R)
• M7: 5,885,779 km (0.102 R)
• M8: 6,660,995 km (0.085 R)
• M9: 7,225,128 km (0.099 R)
• M10: 8,081,576 km (0.107 R)
• M11: 8,828,518 km (0.06 R)
• M12: 11,101,359 km (0.104 R)
• M13: 13,599,344 km (0.092 R)
• M14: 15,768,663 km (0.065 R)
• M15: 18,273,829 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.7

Radius: 12.4

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.26 AU - 5.22 AU

Year: 5922 Days

Day: 9 Hours

Environment

Temp: -229 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 21,320,121 km

• M1: 161,865 km (0.106 R)
• M2: 1,231,490 km (0.105 R)
• M3: 2,316,972 km (0.091 R)
• M4: 3,407,391 km (0.088 R)
• M5: 5,193,589 km (0.042 R)
• M6: 6,013,685 km (0.1 R)
• M7: 6,576,622 km (0.04 R)
• M8: 7,637,869 km (0.066 R)
• M9: 8,051,058 km (0.069 R)
• M10: 9,735,381 km (0.113 R)
• M11: 10,681,737 km (0.065 R)
• M12: 11,420,002 km (0.069 R)
• M13: 13,144,417 km (0.045 R)
• M14: 13,789,782 km (0.107 R)
• M15: 14,929,867 km (0.082 R)
• M16: 15,632,379 km (0.113 R)
• M17: 16,698,862 km (0.104 R)
• M18: 17,993,632 km (0.105 R)
• M19: 18,542,207 km (0.109 R)
• M20: 21,864,178 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.8

Radius: 7.8

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.06 AU - 6.74 AU

Year: 9720 Days

Day: 20.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,320,121 km

• M1: 98,435 km (0.112 R)
• M2: 505,491 km (0.111 R)
• M3: 968,497 km (0.045 R)
• M4: 1,570,478 km (0.098 R)
• M5: 2,300,516 km (0.077 R)
• M6: 2,879,310 km (0.1 R)
• M7: 3,401,856 km (0.068 R)
• M8: 4,867,017 km (0.075 R)
• M9: 7,129,835 km (0.078 R)
• M10: 7,952,623 km (0.098 R)
• M11: 11,209,518 km (0.071 R)
• M12: 13,269,182 km (0.044 R)
• M13: 16,301,979 km (0.098 R)
• M14: 19,406,883 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 10,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit