🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.8

Radius: 11.8

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.66 AU - 0.8 AU

Year: 403 Days

Day: 11.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,463,831 km

• M1: 146,905 km (0.041 R)
• M2: 524,640 km (0.115 R)
• M3: 1,022,202 km (0.095 R)
• M4: 1,582,745 km (0.032 R)
• M5: 2,145,533 km (0.07 R)
• M6: 2,622,151 km (0.105 R)
• M7: 3,045,065 km (0.118 R)
• M8: 3,587,955 km (0.094 R)
• M9: 4,611,803 km (0.071 R)
• M10: 5,396,145 km (0.072 R)
• M11: 5,908,218 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.1

Radius: 13.5

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.06 AU - 1.76 AU

Year: 1081 Days

Day: 14.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,463,831 km

• M1: 171,888 km (0.054 R)
• M2: 621,280 km (0.085 R)
• M3: 1,056,610 km (0.055 R)
• M4: 1,524,103 km (0.055 R)
• M5: 1,986,211 km (0.115 R)
• M6: 2,793,890 km (0.109 R)
• M7: 4,195,323 km (0.081 R)
• M8: 5,062,242 km (0.094 R)
• M9: 5,507,595 km (0.078 R)
• M10: 6,134,709 km (0.079 R)
• M11: 6,571,236 km (0.03 R)
• M12: 7,177,107 km (0.114 R)
• M13: 7,636,373 km (0.041 R)
• M14: 8,224,293 km (0.097 R)
• M15: 9,103,928 km (0.034 R)
• M16: 9,951,699 km (0.106 R)
• M17: 10,984,074 km (0.098 R)
• M18: 11,457,701 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.5

Radius: 9

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.17 AU - 2.35 AU

Year: 2194 Days

Day: 12.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,463,831 km

• M1: 112,049 km (0.082 R)
• M2: 829,221 km (0.109 R)
• M3: 1,263,055 km (0.088 R)
• M4: 1,701,676 km (0.031 R)
• M5: 2,220,032 km (0.098 R)
• M6: 2,592,531 km (0.065 R)
• M7: 3,794,400 km (0.033 R)
• M8: 4,345,220 km (0.106 R)
• M9: 5,332,715 km (0.111 R)
• M10: 5,927,367 km (0.117 R)
• M11: 7,095,577 km (0.081 R)
• M12: 7,885,005 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.9

Radius: 6.8

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.67 AU - 11.43 AU

Year: 22126 Days

Day: 19 Hours

Environment

Temp: -241 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,463,831 km

• M1: 85,271 km (0.066 R)
• M2: 331,359 km (0.107 R)
• M3: 789,877 km (0.079 R)
• M4: 1,189,453 km (0.115 R)
• M5: 1,416,991 km (0.074 R)
• M6: 1,659,639 km (0.081 R)
• M7: 1,929,962 km (0.1 R)
• M8: 2,282,415 km (0.073 R)
• M9: 3,342,166 km (0.084 R)
• M10: 4,006,530 km (0.09 R)
• M11: 6,277,127 km (0.072 R)
• M12: 10,096,061 km (0.115 R)
• M13: 10,693,555 km (0.031 R)
• M14: 12,627,855 km (0.112 R)
• M15: 17,104,572 km (0.084 R)
• M16: 17,881,284 km (0.113 R)
• M17: 23,042,560 km (0.109 R)
• M18: 23,383,942 km (0.045 R)
• M19: 24,872,591 km (0.098 R)
• M20: 28,426,438 km (0.107 R)
• M21: 31,986,568 km (0.08 R)
• M22: 35,947,022 km (0.111 R)
• M23: 38,761,556 km (0.111 R)
• M24: 42,099,833 km (0.073 R)
• M25: 42,866,821 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.2

Radius: 7.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.16 AU - 12.1 AU

Year: 23975 Days

Day: 21 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,463,831 km

• M1: 97,089 km (0.107 R)
• M2: 466,895 km (0.103 R)
• M3: 952,490 km (0.117 R)
• M4: 1,524,103 km (0.101 R)
• M5: 2,407,479 km (0.104 R)
• M6: 3,080,968 km (0.109 R)
• M7: 4,731,033 km (0.096 R)
• M8: 5,561,301 km (0.068 R)
• M9: 9,289,280 km (0.117 R)
• M10: 10,755,339 km (0.069 R)
• M11: 11,453,961 km (0.074 R)
• M12: 12,685,151 km (0.048 R)
• M13: 13,136,189 km (0.118 R)
• M14: 14,207,459 km (0.103 R)
• M15: 16,220,448 km (0.117 R)
• M16: 16,598,781 km (0.113 R)
• M17: 20,980,802 km (0.085 R)
• M18: 21,520,850 km (0.106 R)
• M19: 22,911,662 km (0.053 R)
• M20: 23,871,482 km (0.057 R)
• M21: 28,744,184 km (0.103 R)
• M22: 33,138,322 km (0.109 R)
• M23: 34,241,008 km (0.09 R)
• M24: 37,827,916 km (0.066 R)
• M25: 38,093,303 km (0.051 R)
• M26: 44,693,860 km (0.096 R)
• M27: 46,797,954 km (0.075 R)
• M28: 49,599,324 km (0.07 R)
• M29: 52,345,941 km (0.088 R)
• M30: 52,675,505 km (0.09 R)
• M31: 56,740,079 km (0.083 R)
• M32: 58,670,939 km (0.069 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: 198 - 17,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit