🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.8

Radius: 8

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.4 AU - 0.62 AU

Year: 256 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,980,478 km

• M1: 100,829 km (0.101 R)
• M2: 350,657 km (0.046 R)
• M3: 712,535 km (0.09 R)
• M4: 1,369,269 km (0.069 R)
• M5: 1,734,887 km (0.094 R)
• M6: 2,078,064 km (0.12 R)
• M7: 2,663,889 km (0.12 R)
• M8: 2,990,910 km (0.083 R)
• M9: 3,280,233 km (0.107 R)
• M10: 3,891,340 km (0.096 R)
• M11: 4,391,445 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871

Radius: 9.8

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.45 AU - 0.63 AU

Year: 279 Days

Day: 10 Hours

Environment

Temp: -151 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,980,478 km

• M1: 123,418 km (0.048 R)
• M2: 435,629 km (0.1 R)
• M3: 761,304 km (0.112 R)
• M4: 1,193,941 km (0.06 R)
• M5: 1,725,163 km (0.107 R)
• M6: 2,140,895 km (0.048 R)
• M7: 2,460,436 km (0.114 R)
• M8: 2,812,141 km (0.071 R)
• M9: 3,229,220 km (0.111 R)
• M10: 3,571,649 km (0.055 R)
• M11: 4,304,380 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72

Radius: 10.4

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.58 AU - 0.72 AU

Year: 368 Days

Day: 15 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 32,980,478 km

• M1: 129,402 km (0.059 R)
• M2: 455,675 km (0.088 R)
• M3: 824,583 km (0.057 R)
• M4: 1,239,119 km (0.043 R)
• M5: 1,837,810 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.2

Radius: 11.5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.86 AU - 1.26 AU

Year: 767 Days

Day: 13.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,980,478 km

• M1: 143,016 km (0.045 R)
• M2: 632,949 km (0.04 R)
• M3: 1,156,691 km (0.101 R)
• M4: 2,055,475 km (0.103 R)
• M5: 2,519,378 km (0.117 R)
• M6: 2,918,056 km (0.036 R)
• M7: 3,286,665 km (0.049 R)
• M8: 4,076,841 km (0.111 R)
• M9: 4,909,802 km (0.065 R)
• M10: 5,781,659 km (0.109 R)
• M11: 6,180,337 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.3

Radius: 14.3

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.56 AU - 1.68 AU

Year: 1449 Days

Day: 6.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,980,478 km

• M1: 177,872 km (0.113 R)
• M2: 714,629 km (0.076 R)
• M3: 1,198,279 km (0.036 R)
• M4: 1,679,087 km (0.06 R)
• M5: 2,501,725 km (0.105 R)
• M6: 2,992,406 km (0.049 R)
• M7: 3,680,257 km (0.102 R)
• M8: 4,282,538 km (0.101 R)
• M9: 4,827,374 km (0.062 R)
• M10: 5,462,417 km (0.09 R)
• M11: 6,420,441 km (0.112 R)
• M12: 6,927,129 km (0.087 R)
• M13: 7,487,822 km (0.108 R)
• M14: 8,078,584 km (0.042 R)
• M15: 8,792,016 km (0.089 R)
• M16: 9,322,491 km (0.065 R)
• M17: 9,940,479 km (0.056 R)
• M18: 10,795,431 km (0.091 R)
• M19: 11,661,752 km (0.093 R)
• M20: 14,412,259 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.4

Radius: 12.3

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.43 AU - 2.53 AU

Year: 2745 Days

Day: 10.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 80.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,980,478 km

• M1: 153,637 km (0.066 R)
• M2: 751,131 km (0.043 R)
• M3: 1,789,789 km (0.071 R)
• M4: 2,578,768 km (0.076 R)
• M5: 3,418,611 km (0.113 R)
• M6: 3,923,204 km (0.112 R)
• M7: 4,589,663 km (0.025 R)
• M8: 6,066,343 km (0.074 R)
• M9: 7,904,751 km (0.078 R)
• M10: 8,546,676 km (0.058 R)
• M11: 9,150,154 km (0.108 R)
• M12: 10,363,392 km (0.114 R)
• M13: 11,510,659 km (0.08 R)
• M14: 13,293,865 km (0.11 R)
• M15: 13,815,064 km (0.086 R)
• M16: 14,349,727 km (0.057 R)
• M17: 15,050,294 km (0.119 R)
• M18: 15,460,790 km (0.094 R)
• M19: 16,901,567 km (0.114 R)
• M20: 17,513,572 km (0.035 R)
• M21: 18,959,585 km (0.104 R)
• M22: 19,378,459 km (0.108 R)
• M23: 20,609,201 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.8

Radius: 11.8

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.49 AU - 4.17 AU

Year: 5269 Days

Day: 12.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,980,478 km

• M1: 147,055 km (0.082 R)
• M2: 515,813 km (0.087 R)
• M3: 947,553 km (0.109 R)
• M4: 1,460,225 km (0.073 R)
• M5: 1,892,114 km (0.119 R)
• M6: 2,295,729 km (0.119 R)
• M7: 3,321,821 km (0.11 R)
• M8: 4,033,308 km (0.101 R)
• M9: 4,790,124 km (0.071 R)
• M10: 6,586,196 km (0.115 R)
• M11: 8,474,570 km (0.089 R)
• M12: 9,586,381 km (0.105 R)
• M13: 11,457,103 km (0.063 R)
• M14: 13,344,130 km (0.075 R)
• M15: 14,559,912 km (0.03 R)
• M16: 15,194,955 km (0.067 R)
• M17: 16,769,173 km (0.107 R)
• M18: 17,467,047 km (0.116 R)
• M19: 18,583,347 km (0.118 R)
• M20: 19,124,891 km (0.082 R)
• M21: 19,538,080 km (0.113 R)
• M22: 20,168,785 km (0.099 R)
• M23: 21,693,337 km (0.119 R)
• M24: 23,685,831 km (0.116 R)
• M25: 24,242,485 km (0.057 R)
• M26: 27,330,933 km (0.077 R)
• M27: 27,767,609 km (0.05 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 16,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit