🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61

Radius: 10.7

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.52 AU - 0.64 AU

Year: 300 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 32,763,664 km

• M1: 133,142 km (0.107 R)
• M2: 618,438 km (0.119 R)
• M3: 1,071,121 km (0.03 R)
• M4: 1,656,946 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576

Radius: 11.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.1 AU - 1.5 AU

Year: 1005 Days

Day: 8.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,763,664 km

• M1: 143,016 km (0.046 R)
• M2: 542,292 km (0.112 R)
• M3: 1,985,014 km (0.105 R)
• M4: 2,926,733 km (0.079 R)
• M5: 3,607,403 km (0.105 R)
• M6: 4,699,468 km (0.096 R)
• M7: 5,634,454 km (0.099 R)
• M8: 6,209,808 km (0.085 R)
• M9: 7,311,147 km (0.054 R)
• M10: 8,277,250 km (0.093 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.1

Radius: 10.4

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.06 AU - 3.9 AU

Year: 4403 Days

Day: 7.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,763,664 km

• M1: 131,347 km (0.064 R)
• M2: 488,287 km (0.097 R)
• M3: 867,368 km (0.107 R)
• M4: 1,192,744 km (0.091 R)
• M5: 1,671,158 km (0.089 R)
• M6: 2,202,679 km (0.052 R)
• M7: 2,532,692 km (0.045 R)
• M8: 2,861,508 km (0.11 R)
• M9: 3,853,641 km (0.094 R)
• M10: 4,641,274 km (0.118 R)
• M11: 5,267,191 km (0.075 R)
• M12: 6,120,348 km (0.116 R)
• M13: 8,276,203 km (0.101 R)
• M14: 8,895,089 km (0.085 R)
• M15: 10,895,512 km (0.108 R)
• M16: 11,241,382 km (0.069 R)
• M17: 12,000,891 km (0.065 R)
• M18: 12,746,487 km (0.084 R)
• M19: 14,537,023 km (0.092 R)
• M20: 15,655,716 km (0.099 R)
• M21: 17,587,324 km (0.086 R)
• M22: 18,671,759 km (0.08 R)
• M23: 21,645,466 km (0.058 R)
• M24: 23,891,378 km (0.053 R)
• M25: 24,476,156 km (0.107 R)
• M26: 24,846,561 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.8

Radius: 13.9

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.63 AU - 5.77 AU

Year: 6911 Days

Day: 8.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,763,664 km

• M1: 172,935 km (0.101 R)
• M2: 840,441 km (0.116 R)
• M3: 1,598,752 km (0.112 R)
• M4: 2,085,993 km (0.03 R)
• M5: 2,747,215 km (0.101 R)
• M6: 3,369,842 km (0.117 R)
• M7: 4,493,621 km (0.098 R)
• M8: 5,244,752 km (0.08 R)
• M9: 5,981,372 km (0.093 R)
• M10: 7,069,995 km (0.111 R)
• M11: 7,510,860 km (0.075 R)
• M12: 8,694,329 km (0.105 R)
• M13: 10,321,206 km (0.105 R)
• M14: 10,793,935 km (0.113 R)
• M15: 11,231,659 km (0.057 R)
• M16: 11,681,200 km (0.052 R)
• M17: 12,670,192 km (0.085 R)
• M18: 16,478,804 km (0.079 R)
• M19: 17,191,488 km (0.11 R)
• M20: 20,544,425 km (0.103 R)
• M21: 23,980,688 km (0.093 R)
• M22: 25,748,786 km (0.062 R)
• M23: 27,153,061 km (0.081 R)
• M24: 30,595,457 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.6

Radius: 4.1

Gravity: 37.16 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.77 AU - 7.31 AU

Year: 11344 Days

Day: 23.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 32,763,664 km

• M1: 56,548 km (0.058 R)
• M2: 218,114 km (0.039 R)
• M3: 360,531 km (0.089 R)
• M4: 898,335 km (0.054 R)
• M5: 1,484,011 km (0.113 R)
• M6: 1,768,845 km (0.083 R)
• M7: 2,348,986 km (0.094 R)
• M8: 2,955,605 km (0.075 R)
• M9: 3,431,027 km (0.089 R)
• M10: 4,066,519 km (0.031 R)
• M11: 4,471,630 km (0.114 R)
• M12: 4,622,724 km (0.082 R)
• M13: 4,903,070 km (0.109 R)
• M14: 7,527,615 km (0.078 R)
• M15: 8,731,878 km (0.107 R)
• M16: 9,355,103 km (0.086 R)
• M17: 10,058,961 km (0.12 R)
• M18: 11,971,719 km (0.093 R)
• M19: 13,228,641 km (0.077 R)
• M20: 14,373,962 km (0.116 R)
• M21: 18,589,630 km (0.08 R)
• M22: 19,617,816 km (0.077 R)
• M23: 25,141,717 km (0.09 R)
• M24: 27,190,909 km (0.103 R)
• M25: 29,454,325 km (0.113 R)
• M26: 30,849,175 km (0.044 R)
• M27: 36,380,706 km (0.104 R)
• M28: 42,808,328 km (0.119 R)
• M29: 43,353,014 km (0.103 R)
• M30: 43,489,896 km (0.101 R)
• M31: 50,405,058 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.5

Radius: 3.3

Gravity: 25.76 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.49 AU - 7.89 AU

Year: 11736 Days

Day: 22.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 160.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,763,664 km

• M1: 40,990 km (0.106 R)
• M2: 151,991 km (0.098 R)
• M3: 473,926 km (0.069 R)
• M4: 587,920 km (0.101 R)
• M5: 837,150 km (0.11 R)
• M6: 1,349,672 km (0.079 R)
• M7: 2,263,715 km (0.119 R)
• M8: 4,810,469 km (0.115 R)
• M9: 9,288,532 km (0.113 R)
• M10: 12,646,106 km (0.11 R)
• M11: 16,137,870 km (0.095 R)
• M12: 25,117,333 km (0.029 R)
• M13: 26,183,068 km (0.092 R)
• M14: 31,863,449 km (0.109 R)
• M15: 37,049,409 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 95

Radius: 6.9

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.04 AU - 8.84 AU

Year: 15175 Days

Day: 19.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,763,664 km

• M1: 91,255 km (0.067 R)
• M2: 351,106 km (0.1 R)
• M3: 1,249,441 km (0.106 R)
• M4: 2,161,540 km (0.05 R)
• M5: 2,506,812 km (0.115 R)
• M6: 3,204,686 km (0.109 R)
• M7: 3,521,983 km (0.066 R)
• M8: 4,978,318 km (0.091 R)
• M9: 5,855,410 km (0.092 R)
• M10: 12,641,918 km (0.118 R)
• M11: 13,167,305 km (0.1 R)
• M12: 18,501,666 km (0.084 R)
• M13: 20,726,037 km (0.084 R)
• M14: 22,507,000 km (0.063 R)
• M15: 27,575,525 km (0.103 R)
• M16: 30,747,898 km (0.062 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 13,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit