🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 14

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.66 AU - 0.88 AU

Year: 451 Days

Day: 14.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,424,615 km

• M1: 174,132 km (0.111 R)
• M2: 659,727 km (0.111 R)
• M3: 1,113,607 km (0.1 R)
• M4: 1,823,897 km (0.096 R)
• M5: 2,395,062 km (0.071 R)
• M6: 3,501,039 km (0.114 R)
• M7: 4,177,072 km (0.047 R)
• M8: 5,074,659 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.6

Radius: 9.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.06 AU - 1.72 AU

Year: 1093 Days

Day: 9 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,424,615 km

• M1: 121,922 km (0.12 R)
• M2: 447,298 km (0.092 R)
• M3: 768,035 km (0.103 R)
• M4: 1,264,401 km (0.109 R)
• M5: 1,587,383 km (0.08 R)
• M6: 1,900,491 km (0.047 R)
• M7: 3,009,760 km (0.111 R)
• M8: 3,327,954 km (0.052 R)
• M9: 3,923,952 km (0.109 R)
• M10: 5,424,419 km (0.115 R)
• M11: 6,292,984 km (0.116 R)
• M12: 6,660,995 km (0.099 R)
• M13: 6,997,590 km (0.073 R)
• M14: 8,177,468 km (0.101 R)
• M15: 8,590,059 km (0.087 R)
• M16: 8,962,408 km (0.111 R)
• M17: 9,429,004 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 131.2

Radius: 13.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.16 AU - 1.68 AU

Year: 1128 Days

Day: 8.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,424,615 km

• M1: 172,935 km (0.087 R)
• M2: 648,058 km (0.038 R)
• M3: 1,228,947 km (0.106 R)
• M4: 1,691,204 km (0.079 R)
• M5: 2,429,769 km (0.119 R)
• M6: 3,175,514 km (0.104 R)
• M7: 4,350,605 km (0.071 R)
• M8: 5,142,427 km (0.088 R)
• M9: 5,607,527 km (0.095 R)
• M10: 6,137,103 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721

Radius: 12.1

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.8 AU - 3.76 AU

Year: 3961 Days

Day: 8.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,424,615 km

• M1: 150,495 km (0.115 R)
• M2: 578,944 km (0.11 R)
• M3: 959,970 km (0.108 R)
• M4: 1,562,699 km (0.114 R)
• M5: 2,728,964 km (0.113 R)
• M6: 4,669,249 km (0.043 R)
• M7: 5,199,872 km (0.076 R)
• M8: 5,686,365 km (0.111 R)
• M9: 6,173,755 km (0.094 R)
• M10: 9,509,338 km (0.071 R)
• M11: 12,369,500 km (0.111 R)
• M12: 12,896,533 km (0.099 R)
• M13: 14,726,863 km (0.112 R)
• M14: 18,646,627 km (0.046 R)
• M15: 20,379,568 km (0.026 R)
• M16: 26,064,587 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.7

Radius: 7

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.94 AU - 11.14 AU

Year: 19650 Days

Day: 21.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,424,615 km

• M1: 111,899 km (0.115 R)
• M2: 403,914 km (0.117 R)
• M3: 925,861 km (0.083 R)
• M4: 1,344,885 km (0.12 R)
• M5: 1,737,430 km (0.083 R)
• M6: 2,260,573 km (0.114 R)
• M7: 2,906,836 km (0.038 R)
• M8: 4,287,774 km (0.03 R)
• M9: 4,940,170 km (0.109 R)
• M10: 5,171,748 km (0.056 R)
• M11: 5,585,685 km (0.069 R)
• M12: 6,247,805 km (0.116 R)
• M13: 6,598,014 km (0.078 R)
• M14: 8,786,631 km (0.088 R)
• M15: 9,426,611 km (0.105 R)
• M16: 10,965,524 km (0.108 R)
• M17: 11,190,220 km (0.115 R)
• M18: 11,706,931 km (0.077 R)
• M19: 12,119,821 km (0.117 R)
• M20: 13,353,106 km (0.106 R)
• M21: 13,738,769 km (0.107 R)
• M22: 15,496,843 km (0.051 R)
• M23: 20,032,352 km (0.086 R)
• M24: 21,574,706 km (0.118 R)
• M25: 22,374,755 km (0.109 R)
• M26: 23,194,551 km (0.077 R)
• M27: 24,893,983 km (0.098 R)
• M28: 30,156,836 km (0.049 R)
• M29: 41,304,870 km (0.112 R)
• M30: 43,372,312 km (0.068 R)
• M31: 49,220,691 km (0.11 R)
• M32: 50,450,386 km (0.112 R)
• M33: 50,760,951 km (0.106 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: 192 - 12,166 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit