🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.9

Radius: 9.7

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.85 AU - 0.95 AU

Year: 551 Days

Day: 13.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,600,329 km

• M1: 120,576 km (0.084 R)
• M2: 548,426 km (0.094 R)
• M3: 1,262,008 km (0.053 R)
• M4: 1,571,077 km (0.119 R)
• M5: 1,988,754 km (0.116 R)
• M6: 2,319,814 km (0.1 R)
• M7: 2,961,888 km (0.07 R)
• M8: 3,579,578 km (0.117 R)
• M9: 4,033,009 km (0.025 R)
• M10: 5,055,361 km (0.064 R)
• M11: 5,973,293 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.9

Radius: 14.2

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.89 AU - 1.05 AU

Year: 617 Days

Day: 13 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,600,329 km

• M1: 179,667 km (0.073 R)
• M2: 622,178 km (0.033 R)
• M3: 1,232,686 km (0.078 R)
• M4: 1,676,244 km (0.095 R)
• M5: 2,219,733 km (0.106 R)
• M6: 2,788,504 km (0.095 R)
• M7: 3,284,571 km (0.108 R)
• M8: 3,897,324 km (0.056 R)
• M9: 4,457,568 km (0.106 R)
• M10: 4,900,078 km (0.095 R)
• M11: 5,499,367 km (0.092 R)
• M12: 6,469,659 km (0.106 R)
• M13: 7,192,666 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379

Radius: 9.5

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.25 AU - 1.39 AU

Year: 979 Days

Day: 13.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,600,329 km

• M1: 118,182 km (0.119 R)
• M2: 433,535 km (0.086 R)
• M3: 839,543 km (0.027 R)
• M4: 1,620,444 km (0.089 R)
• M5: 1,998,029 km (0.105 R)
• M6: 3,539,785 km (0.053 R)
• M7: 4,337,889 km (0.115 R)
• M8: 5,734,685 km (0.118 R)
• M9: 6,106,435 km (0.092 R)
• M10: 6,598,912 km (0.111 R)
• M11: 7,095,577 km (0.036 R)
• M12: 7,432,770 km (0.036 R)
• M13: 7,733,612 km (0.115 R)
• M14: 8,139,321 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.9

Radius: 8.7

Gravity: 12.7 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.75 AU - 1.83 AU

Year: 1546 Days

Day: 6 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,600,329 km

• M1: 108,159 km (0.057 R)
• M2: 471,084 km (0.095 R)
• M3: 766,390 km (0.109 R)
• M4: 1,197,381 km (0.051 R)
• M5: 1,469,949 km (0.081 R)
• M6: 2,254,141 km (0.071 R)
• M7: 3,473,812 km (0.111 R)
• M8: 4,001,444 km (0.098 R)
• M9: 4,622,275 km (0.09 R)
• M10: 4,913,542 km (0.101 R)
• M11: 5,578,953 km (0.084 R)
• M12: 6,714,401 km (0.112 R)
• M13: 7,061,468 km (0.082 R)
• M14: 7,533,599 km (0.089 R)
• M15: 8,235,662 km (0.078 R)
• M16: 9,076,851 km (0.103 R)
• M17: 9,769,788 km (0.028 R)
• M18: 10,497,582 km (0.072 R)
• M19: 11,561,522 km (0.05 R)
• M20: 12,939,169 km (0.077 R)
• M21: 13,688,953 km (0.115 R)
• M22: 14,031,233 km (0.105 R)
• M23: 15,366,244 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.9

Radius: 13.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.27 AU - 6.43 AU

Year: 7990 Days

Day: 11.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,600,329 km

• M1: 177,124 km (0.106 R)
• M2: 616,792 km (0.09 R)
• M3: 1,608,476 km (0.087 R)
• M4: 2,928,827 km (0.11 R)
• M5: 3,367,149 km (0.113 R)
• M6: 4,174,379 km (0.086 R)
• M7: 5,582,843 km (0.116 R)
• M8: 6,592,928 km (0.083 R)
• M9: 7,093,781 km (0.072 R)
• M10: 9,318,900 km (0.11 R)
• M11: 10,072,873 km (0.065 R)
• M12: 10,569,838 km (0.058 R)
• M13: 11,257,988 km (0.106 R)
• M14: 11,703,191 km (0.099 R)
• M15: 12,252,814 km (0.062 R)
• M16: 12,867,810 km (0.042 R)
• M17: 13,904,673 km (0.117 R)
• M18: 17,409,602 km (0.056 R)
• M19: 19,620,509 km (0.049 R)
• M20: 21,060,538 km (0.087 R)
• M21: 22,993,791 km (0.099 R)
• M22: 24,519,540 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.2

Radius: 3.4

Gravity: 15.07 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.36 AU - 7.98 AU

Year: 11123 Days

Day: 15.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 32,600,329 km

• M1: 42,935 km (0.085 R)
• M2: 152,141 km (0.048 R)
• M3: 356,941 km (0.117 R)
• M4: 515,215 km (0.103 R)
• M5: 878,140 km (0.078 R)
• M6: 1,288,337 km (0.096 R)
• M7: 1,402,630 km (0.05 R)
• M8: 1,929,364 km (0.066 R)
• M9: 2,335,821 km (0.105 R)
• M10: 2,630,828 km (0.083 R)
• M11: 4,136,531 km (0.115 R)
• M12: 4,889,457 km (0.101 R)
• M13: 6,797,278 km (0.084 R)
• M14: 7,039,777 km (0.095 R)
• M15: 7,180,847 km (0.091 R)
• M16: 8,537,251 km (0.042 R)
• M17: 10,972,106 km (0.053 R)
• M18: 12,812,310 km (0.095 R)
• M19: 12,969,986 km (0.057 R)
• M20: 15,433,414 km (0.119 R)
• M21: 15,552,344 km (0.115 R)
• M22: 16,463,246 km (0.106 R)
• M23: 16,587,262 km (0.104 R)
• M24: 16,712,027 km (0.048 R)
• M25: 25,394,837 km (0.087 R)
• M26: 26,399,835 km (0.104 R)
• M27: 27,170,863 km (0.101 R)
• M28: 28,847,556 km (0.06 R)
• M29: 30,592,017 km (0.083 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 18,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit