🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.9

Radius: 13

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.86 AU - 1.06 AU

Year: 649 Days

Day: 9.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,187,725 km

• M1: 161,715 km (0.086 R)
• M2: 665,262 km (0.083 R)
• M3: 1,158,935 km (0.098 R)
• M4: 1,573,770 km (0.117 R)
• M5: 2,176,799 km (0.091 R)
• M6: 2,638,009 km (0.065 R)
• M7: 3,199,150 km (0.074 R)
• M8: 3,735,459 km (0.098 R)
• M9: 4,345,669 km (0.11 R)
• M10: 4,850,262 km (0.04 R)
• M11: 5,663,476 km (0.088 R)
• M12: 6,085,193 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 8.6

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.96 AU - 2.06 AU

Year: 1967 Days

Day: 12.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,187,725 km

• M1: 106,962 km (0.068 R)
• M2: 461,061 km (0.05 R)
• M3: 892,950 km (0.066 R)
• M4: 1,163,123 km (0.107 R)
• M5: 1,544,149 km (0.118 R)
• M6: 1,822,252 km (0.116 R)
• M7: 2,122,345 km (0.106 R)
• M8: 2,738,838 km (0.068 R)
• M9: 4,658,777 km (0.089 R)
• M10: 5,031,575 km (0.074 R)
• M11: 7,284,968 km (0.108 R)
• M12: 9,211,788 km (0.064 R)
• M13: 10,694,602 km (0.115 R)
• M14: 11,906,644 km (0.065 R)
• M15: 13,045,383 km (0.069 R)
• M16: 14,297,966 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.7

Radius: 13.5

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.21 AU - 3.37 AU

Year: 3217 Days

Day: 6.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,187,725 km

• M1: 167,998 km (0.118 R)
• M2: 780,751 km (0.083 R)
• M3: 1,430,455 km (0.092 R)
• M4: 2,369,630 km (0.096 R)
• M5: 2,877,216 km (0.113 R)
• M6: 3,346,056 km (0.072 R)
• M7: 3,765,977 km (0.111 R)
• M8: 4,644,116 km (0.095 R)
• M9: 5,814,121 km (0.091 R)
• M10: 7,975,810 km (0.03 R)
• M11: 8,946,401 km (0.118 R)
• M12: 9,955,589 km (0.094 R)
• M13: 10,628,929 km (0.112 R)
• M14: 11,206,227 km (0.028 R)
• M15: 15,745,475 km (0.057 R)
• M16: 16,279,539 km (0.098 R)
• M17: 19,988,968 km (0.103 R)
• M18: 21,973,982 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.1

Radius: 10.1

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.34 AU - 3.6 AU

Year: 3533 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,187,725 km

• M1: 129,552 km (0.116 R)
• M2: 620,532 km (0.104 R)
• M3: 1,266,196 km (0.114 R)
• M4: 1,807,142 km (0.098 R)
• M5: 2,411,966 km (0.099 R)
• M6: 2,808,700 km (0.039 R)
• M7: 3,265,871 km (0.092 R)
• M8: 4,288,672 km (0.101 R)
• M9: 5,942,177 km (0.076 R)
• M10: 7,640,562 km (0.079 R)
• M11: 9,462,365 km (0.059 R)
• M12: 10,646,581 km (0.102 R)
• M13: 12,390,144 km (0.113 R)
• M14: 13,040,746 km (0.086 R)
• M15: 16,955,123 km (0.104 R)
• M16: 17,379,832 km (0.083 R)
• M17: 17,920,778 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.5

Radius: 7.9

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.36 AU - 7.6 AU

Year: 12729 Days

Day: 19.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,187,725 km

• M1: 98,286 km (0.053 R)
• M2: 466,147 km (0.093 R)
• M3: 816,804 km (0.08 R)
• M4: 1,259,016 km (0.038 R)
• M5: 1,784,703 km (0.071 R)
• M6: 2,826,502 km (0.072 R)
• M7: 3,372,235 km (0.074 R)
• M8: 3,698,508 km (0.038 R)
• M9: 4,105,714 km (0.05 R)
• M10: 5,435,938 km (0.042 R)
• M11: 6,400,694 km (0.089 R)
• M12: 6,817,025 km (0.088 R)
• M13: 7,703,991 km (0.087 R)
• M14: 9,123,525 km (0.099 R)
• M15: 9,813,471 km (0.107 R)
• M16: 11,782,029 km (0.107 R)
• M17: 12,664,208 km (0.101 R)
• M18: 13,522,152 km (0.098 R)
• M19: 18,988,458 km (0.116 R)
• M20: 25,353,997 km (0.071 R)
• M21: 25,975,875 km (0.084 R)
• M22: 26,395,946 km (0.077 R)
• M23: 28,788,614 km (0.084 R)
• M24: 29,465,395 km (0.098 R)
• M25: 35,395,305 km (0.101 R)
• M26: 36,302,466 km (0.09 R)
• M27: 38,298,700 km (0.097 R)
• M28: 53,848,651 km (0.082 R)
• M29: 56,792,438 km (0.108 R)
• M30: 58,573,251 km (0.109 R)
• M31: 58,933,932 km (0.099 R)
• M32: 61,313,884 km (0.026 R)
• M33: 62,433,624 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 17,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit