🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.1

Radius: 11.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.49 AU - 0.75 AU

Year: 326 Days

Day: 8.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,160,639 km

• M1: 144,212 km (0.11 R)
• M2: 531,820 km (0.112 R)
• M3: 961,765 km (0.1 R)
• M4: 1,452,147 km (0.115 R)
• M5: 1,817,016 km (0.044 R)
• M6: 2,191,459 km (0.09 R)
• M7: 2,617,813 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.7

Radius: 12.5

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.76 AU - 0.94 AU

Year: 523 Days

Day: 9.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,160,639 km

• M1: 155,432 km (0.068 R)
• M2: 586,723 km (0.096 R)
• M3: 1,243,458 km (0.055 R)
• M4: 1,659,639 km (0.116 R)
• M5: 2,273,289 km (0.083 R)
• M6: 3,188,978 km (0.119 R)
• M7: 5,046,983 km (0.104 R)
• M8: 5,652,107 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 10.1

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.69 AU - 1.01 AU

Year: 523 Days

Day: 5.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,160,639 km

• M1: 125,662 km (0.104 R)
• M2: 520,900 km (0.063 R)
• M3: 837,898 km (0.114 R)
• M4: 1,774,081 km (0.079 R)
• M5: 2,215,694 km (0.099 R)
• M6: 2,572,485 km (0.116 R)
• M7: 3,152,626 km (0.114 R)
• M8: 3,486,079 km (0.107 R)
• M9: 3,856,035 km (0.084 R)
• M10: 4,306,923 km (0.045 R)
• M11: 4,792,817 km (0.065 R)
• M12: 5,126,420 km (0.06 R)
• M13: 5,573,418 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.2

Radius: 9.4

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.13 AU - 1.77 AU

Year: 1164 Days

Day: 8.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,160,639 km

• M1: 116,836 km (0.065 R)
• M2: 496,366 km (0.084 R)
• M3: 847,173 km (0.072 R)
• M4: 1,170,304 km (0.113 R)
• M5: 1,509,891 km (0.101 R)
• M6: 1,809,985 km (0.115 R)
• M7: 2,269,549 km (0.094 R)
• M8: 2,831,289 km (0.067 R)
• M9: 3,307,609 km (0.12 R)
• M10: 3,618,623 km (0.099 R)
• M11: 4,474,173 km (0.086 R)
• M12: 5,438,481 km (0.032 R)
• M13: 6,980,087 km (0.117 R)
• M14: 7,570,101 km (0.111 R)
• M15: 7,903,405 km (0.104 R)
• M16: 8,682,511 km (0.108 R)
• M17: 10,550,240 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.1

Radius: 13

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.16 AU - 2.46 AU

Year: 2341 Days

Day: 12 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 20,160,639 km

• M1: 176,675 km (0.103 R)
• M2: 651,499 km (0.096 R)
• M3: 1,136,196 km (0.043 R)
• M4: 1,655,450 km (0.103 R)
• M5: 2,401,345 km (0.095 R)
• M6: 3,038,034 km (0.104 R)
• M7: 3,523,179 km (0.118 R)
• M8: 4,223,297 km (0.081 R)
• M9: 5,227,249 km (0.089 R)
• M10: 6,113,317 km (0.114 R)
• M11: 6,748,510 km (0.114 R)
• M12: 7,156,463 km (0.118 R)
• M13: 7,958,008 km (0.1 R)
• M14: 10,647,180 km (0.115 R)
• M15: 11,323,063 km (0.091 R)
• M16: 11,817,185 km (0.107 R)
• M17: 12,937,523 km (0.076 R)
• M18: 13,615,351 km (0.093 R)
• M19: 14,316,666 km (0.049 R)
• M20: 15,539,180 km (0.064 R)
• M21: 16,253,509 km (0.095 R)
• M22: 17,692,940 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.9

Radius: 9

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.76 AU - 3.02 AU

Year: 3276 Days

Day: 10.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 95.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 20,160,639 km

• M1: 111,899 km (0.092 R)
• M2: 533,915 km (0.061 R)
• M3: 999,613 km (0.095 R)
• M4: 1,615,657 km (0.079 R)
• M5: 2,002,517 km (0.113 R)
• M6: 2,608,837 km (0.087 R)
• M7: 2,999,587 km (0.089 R)
• M8: 3,548,013 km (0.089 R)
• M9: 5,357,698 km (0.092 R)
• M10: 5,992,143 km (0.114 R)
• M11: 6,675,655 km (0.077 R)
• M12: 7,543,323 km (0.084 R)
• M13: 8,630,152 km (0.068 R)
• M14: 9,462,365 km (0.109 R)
• M15: 9,817,959 km (0.12 R)
• M16: 10,430,412 km (0.075 R)
• M17: 11,024,765 km (0.092 R)
• M18: 11,912,778 km (0.066 R)
• M19: 12,752,022 km (0.104 R)
• M20: 13,186,155 km (0.113 R)
• M21: 14,340,601 km (0.119 R)
• M22: 14,862,997 km (0.055 R)
• M23: 15,670,377 km (0.089 R)
• M24: 16,112,738 km (0.1 R)
• M25: 16,620,473 km (0.104 R)
• M26: 16,906,953 km (0.103 R)
• M27: 18,573,473 km (0.066 R)
• M28: 18,882,094 km (0.093 R)
• M29: 20,022,029 km (0.062 R)
• M30: 23,356,716 km (0.031 R)
• M31: 24,373,532 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.3

Radius: 14.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.74 AU - 4.46 AU

Year: 5536 Days

Day: 7.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 20,160,639 km

• M1: 178,021 km (0.085 R)
• M2: 625,917 km (0.094 R)
• M3: 1,345,034 km (0.119 R)
• M4: 1,845,439 km (0.098 R)
• M5: 2,572,186 km (0.037 R)
• M6: 3,203,638 km (0.052 R)
• M7: 4,178,418 km (0.06 R)
• M8: 6,214,894 km (0.034 R)
• M9: 7,150,180 km (0.093 R)
• M10: 8,047,767 km (0.102 R)
• M11: 8,984,549 km (0.045 R)
• M12: 9,624,229 km (0.093 R)
• M13: 10,602,001 km (0.11 R)
• M14: 12,363,366 km (0.098 R)
• M15: 17,310,568 km (0.098 R)
• M16: 17,912,699 km (0.118 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: 319 - 12,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit