🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.4

Radius: 12.2

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.02 AU - 1.26 AU

Year: 774 Days

Day: 7.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,875,310 km

• M1: 151,991 km (0.059 R)
• M2: 682,166 km (0.103 R)
• M3: 1,134,999 km (0.113 R)
• M4: 1,517,222 km (0.051 R)
• M5: 2,034,232 km (0.115 R)
• M6: 2,500,379 km (0.059 R)
• M7: 2,951,267 km (0.119 R)
• M8: 3,402,005 km (0.059 R)
• M9: 4,126,059 km (0.105 R)
• M10: 5,128,065 km (0.107 R)
• M11: 5,901,636 km (0.084 R)
• M12: 6,622,099 km (0.092 R)
• M13: 7,563,220 km (0.037 R)
• M14: 8,464,397 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.7

Radius: 8.9

Gravity: 12.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.49 AU - 2.27 AU

Year: 1639 Days

Day: 14.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,875,310 km

• M1: 110,702 km (0.095 R)
• M2: 472,280 km (0.073 R)
• M3: 812,316 km (0.087 R)
• M4: 1,101,340 km (0.031 R)
• M5: 1,525,898 km (0.079 R)
• M6: 2,177,397 km (0.119 R)
• M7: 2,553,486 km (0.094 R)
• M8: 3,420,406 km (0.106 R)
• M9: 3,767,323 km (0.09 R)
• M10: 5,193,290 km (0.038 R)
• M11: 5,990,796 km (0.094 R)
• M12: 6,316,471 km (0.045 R)
• M13: 6,680,293 km (0.077 R)
• M14: 7,450,423 km (0.059 R)
• M15: 7,827,409 km (0.103 R)
• M16: 8,463,500 km (0.087 R)
• M17: 11,508,863 km (0.111 R)
• M18: 12,092,295 km (0.065 R)
• M19: 13,150,102 km (0.089 R)
• M20: 14,624,987 km (0.083 R)
• M21: 15,355,922 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.9

Radius: 11.5

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.76 AU - 2.2 AU

Year: 1771 Days

Day: 10 Hours

Environment

Temp: -193 °C

Axial Tilt: 75 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,875,310 km

• M1: 143,016 km (0.104 R)
• M2: 685,158 km (0.052 R)
• M3: 1,687,614 km (0.11 R)
• M4: 3,018,137 km (0.089 R)
• M5: 3,578,830 km (0.077 R)
• M6: 5,805,594 km (0.119 R)
• M7: 12,144,654 km (0.116 R)
• M8: 12,781,044 km (0.107 R)
• M9: 14,077,459 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.7

Radius: 13.9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.97 AU - 4.49 AU

Year: 4580 Days

Day: 9.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,875,310 km

• M1: 172,935 km (0.087 R)
• M2: 640,578 km (0.117 R)
• M3: 1,758,074 km (0.079 R)
• M4: 2,193,254 km (0.109 R)
• M5: 2,631,875 km (0.118 R)
• M6: 3,846,610 km (0.092 R)
• M7: 4,392,193 km (0.083 R)
• M8: 5,407,215 km (0.066 R)
• M9: 6,001,567 km (0.09 R)
• M10: 8,240,300 km (0.065 R)
• M11: 10,130,020 km (0.079 R)
• M12: 11,036,134 km (0.088 R)
• M13: 11,750,464 km (0.095 R)
• M14: 16,154,775 km (0.085 R)
• M15: 18,624,037 km (0.097 R)
• M16: 19,092,578 km (0.115 R)
• M17: 21,262,794 km (0.073 R)
• M18: 24,459,401 km (0.103 R)
• M19: 25,757,313 km (0.072 R)
• M20: 26,675,844 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.3

Radius: 3

Gravity: 92.26 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.93 AU - 9.27 AU

Year: 13322 Days

Day: 20.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,875,310 km

• M1: 37,250 km (0.096 R)
• M2: 166,951 km (0.105 R)
• M3: 263,143 km (0.086 R)
• M4: 435,180 km (0.103 R)
• M5: 634,893 km (0.095 R)
• M6: 760,705 km (0.043 R)
• M7: 924,664 km (0.111 R)
• M8: 1,214,286 km (0.065 R)
• M9: 1,365,829 km (0.081 R)
• M10: 2,140,596 km (0.063 R)
• M11: 2,757,388 km (0.058 R)
• M12: 3,403,800 km (0.1 R)
• M13: 3,538,738 km (0.12 R)
• M14: 3,705,539 km (0.114 R)
• M15: 4,651,596 km (0.101 R)
• M16: 5,269,136 km (0.091 R)
• M17: 6,706,622 km (0.076 R)
• M18: 7,312,494 km (0.117 R)
• M19: 8,833,006 km (0.079 R)
• M20: 20,440,155 km (0.093 R)
• M21: 21,338,790 km (0.109 R)
• M22: 23,022,215 km (0.086 R)
• M23: 24,192,369 km (0.082 R)
• M24: 25,504,043 km (0.087 R)
• M25: 25,710,040 km (0.105 R)
• M26: 36,167,828 km (0.054 R)
• M27: 39,095,908 km (0.1 R)
• M28: 43,337,905 km (0.103 R)
• M29: 45,720,999 km (0.088 R)
• M30: 50,908,754 km (0.096 R)
• M31: 56,475,141 km (0.059 R)
• M32: 58,417,071 km (0.104 R)
• M33: 59,494,774 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 11,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit