🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482

Radius: 11.7

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.69 AU - 0.95 AU

Year: 479 Days

Day: 5.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,012,833 km

• M1: 145,559 km (0.113 R)
• M2: 606,021 km (0.111 R)
• M3: 980,165 km (0.086 R)
• M4: 1,353,262 km (0.046 R)
• M5: 1,823,748 km (0.103 R)
• M6: 2,268,951 km (0.113 R)
• M7: 3,134,524 km (0.073 R)
• M8: 3,571,350 km (0.094 R)
• M9: 3,983,492 km (0.104 R)
• M10: 4,385,761 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.1

Radius: 12.8

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.94 AU - 1.46 AU

Year: 849 Days

Day: 14.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,012,833 km

• M1: 202,855 km (0.115 R)
• M2: 768,035 km (0.08 R)
• M3: 1,191,098 km (0.071 R)
• M4: 1,722,021 km (0.109 R)
• M5: 2,174,555 km (0.095 R)
• M6: 3,170,577 km (0.092 R)
• M7: 4,086,415 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 612.6

Radius: 8.4

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.03 AU - 1.63 AU

Year: 990 Days

Day: 5.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,012,833 km

• M1: 104,569 km (0.105 R)
• M2: 506,090 km (0.089 R)
• M3: 1,019,659 km (0.103 R)
• M4: 1,283,550 km (0.076 R)
• M5: 1,552,377 km (0.107 R)
• M6: 2,144,037 km (0.088 R)
• M7: 2,503,820 km (0.102 R)
• M8: 2,765,765 km (0.072 R)
• M9: 3,059,426 km (0.048 R)
• M10: 4,197,866 km (0.12 R)
• M11: 4,639,628 km (0.117 R)
• M12: 6,325,596 km (0.11 R)
• M13: 6,634,366 km (0.06 R)
• M14: 8,948,645 km (0.12 R)
• M15: 9,480,316 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.6

Radius: 9.8

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.19 AU - 1.95 AU

Year: 1270 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,012,833 km

• M1: 121,922 km (0.102 R)
• M2: 468,989 km (0.059 R)
• M3: 999,015 km (0.069 R)
• M4: 1,328,579 km (0.117 R)
• M5: 1,890,618 km (0.084 R)
• M6: 2,204,624 km (0.098 R)
• M7: 2,516,087 km (0.088 R)
• M8: 3,288,760 km (0.095 R)
• M9: 3,949,384 km (0.107 R)
• M10: 4,524,438 km (0.035 R)
• M11: 4,832,310 km (0.115 R)
• M12: 5,236,973 km (0.072 R)
• M13: 5,730,346 km (0.108 R)
• M14: 6,184,226 km (0.064 R)
• M15: 7,451,021 km (0.118 R)
• M16: 7,909,539 km (0.052 R)
• M17: 8,473,074 km (0.097 R)
• M18: 9,245,298 km (0.096 R)
• M19: 10,128,673 km (0.107 R)
• M20: 11,136,365 km (0.117 R)
• M21: 12,395,081 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.5

Radius: 8.4

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.74 AU - 1.98 AU

Year: 1638 Days

Day: 5.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,012,833 km

• M1: 104,419 km (0.096 R)
• M2: 450,290 km (0.114 R)
• M3: 747,092 km (0.07 R)
• M4: 1,111,662 km (0.093 R)
• M5: 1,447,659 km (0.074 R)
• M6: 1,718,730 km (0.116 R)
• M7: 2,478,986 km (0.112 R)
• M8: 3,165,192 km (0.096 R)
• M9: 3,511,960 km (0.099 R)
• M10: 4,452,781 km (0.088 R)
• M11: 5,139,285 km (0.118 R)
• M12: 5,664,972 km (0.05 R)
• M13: 5,964,467 km (0.05 R)
• M14: 6,347,587 km (0.104 R)
• M15: 6,645,586 km (0.034 R)
• M16: 7,679,307 km (0.066 R)
• M17: 11,133,672 km (0.062 R)
• M18: 13,018,456 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.9

Radius: 15

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.94 AU - 2.54 AU

Year: 2165 Days

Day: 5.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,012,833 km

• M1: 186,698 km (0.077 R)
• M2: 751,131 km (0.091 R)
• M3: 1,273,377 km (0.079 R)
• M4: 2,066,695 km (0.109 R)
• M5: 2,607,790 km (0.094 R)
• M6: 3,668,289 km (0.08 R)
• M7: 4,962,461 km (0.069 R)
• M8: 6,658,152 km (0.09 R)
• M9: 7,350,940 km (0.111 R)
• M10: 8,065,120 km (0.101 R)
• M11: 9,022,696 km (0.081 R)
• M12: 9,812,274 km (0.115 R)
• M13: 10,647,479 km (0.076 R)

Asteroid Belt

Center: 6.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.7

Radius: 5.9

Gravity: 18.43 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.47 AU - 10.67 AU

Year: 20633 Days

Day: 22 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,012,833 km

• M1: 74,201 km (0.111 R)
• M2: 329,714 km (0.071 R)
• M3: 516,262 km (0.052 R)
• M4: 870,959 km (0.059 R)
• M5: 1,303,147 km (0.058 R)
• M6: 2,062,805 km (0.093 R)
• M7: 3,705,689 km (0.108 R)
• M8: 5,619,644 km (0.045 R)
• M9: 5,821,003 km (0.114 R)
• M10: 7,369,042 km (0.033 R)
• M11: 7,659,561 km (0.11 R)
• M12: 8,315,248 km (0.043 R)
• M13: 9,970,100 km (0.072 R)
• M14: 11,572,143 km (0.072 R)
• M15: 12,570,410 km (0.111 R)
• M16: 13,338,296 km (0.029 R)
• M17: 14,360,049 km (0.067 R)
• M18: 16,312,750 km (0.104 R)
• M19: 17,910,455 km (0.065 R)
• M20: 19,243,223 km (0.055 R)
• M21: 19,794,341 km (0.075 R)
• M22: 20,356,081 km (0.106 R)
• M23: 20,545,622 km (0.091 R)
• M24: 21,905,616 km (0.051 R)
• M25: 25,346,966 km (0.094 R)
• M26: 25,676,679 km (0.08 R)
• M27: 26,682,725 km (0.12 R)
• M28: 34,472,735 km (0.057 R)
• M29: 36,249,359 km (0.032 R)
• M30: 36,808,107 km (0.054 R)
• M31: 39,246,702 km (0.09 R)
• M32: 42,559,697 km (0.117 R)
• M33: 66,215,458 km (0.063 R)
• M34: 72,646,521 km (0.07 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: 538 - 15,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit