🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.8

Radius: 11.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.39 AU - 1.47 AU

Year: 1140 Days

Day: 11 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,345,497 km

• M1: 150,495 km (0.045 R)
• M2: 604,824 km (0.043 R)
• M3: 1,390,811 km (0.118 R)
• M4: 1,886,280 km (0.1 R)
• M5: 2,434,556 km (0.075 R)
• M6: 3,062,717 km (0.097 R)
• M7: 3,599,175 km (0.086 R)
• M8: 3,971,375 km (0.117 R)
• M9: 4,401,169 km (0.037 R)
• M10: 5,051,621 km (0.082 R)
• M11: 5,613,511 km (0.097 R)
• M12: 6,628,682 km (0.089 R)
• M13: 7,903,704 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.2

Radius: 14.1

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.32 AU - 1.58 AU

Year: 1164 Days

Day: 5.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,345,497 km

• M1: 176,077 km (0.061 R)
• M2: 710,141 km (0.084 R)
• M3: 1,956,142 km (0.066 R)
• M4: 2,457,444 km (0.1 R)
• M5: 2,979,391 km (0.055 R)
• M6: 3,989,775 km (0.108 R)
• M7: 4,807,178 km (0.074 R)
• M8: 5,275,569 km (0.037 R)
• M9: 5,920,037 km (0.1 R)
• M10: 6,798,924 km (0.117 R)
• M11: 7,864,659 km (0.116 R)
• M12: 8,305,075 km (0.11 R)
• M13: 8,816,999 km (0.119 R)
• M14: 9,639,040 km (0.082 R)
• M15: 10,083,944 km (0.092 R)

Asteroid Belt

Center: 2.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.3

Radius: 9.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.63 AU - 2.77 AU

Year: 2959 Days

Day: 8.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,345,497 km

• M1: 118,182 km (0.098 R)
• M2: 492,177 km (0.112 R)
• M3: 993,479 km (0.096 R)
• M4: 1,300,454 km (0.082 R)
• M5: 1,622,987 km (0.062 R)
• M6: 3,034,593 km (0.108 R)
• M7: 4,960,965 km (0.105 R)
• M8: 5,328,826 km (0.079 R)
• M9: 7,284,220 km (0.063 R)
• M10: 7,703,393 km (0.086 R)
• M11: 13,233,727 km (0.115 R)
• M12: 14,988,809 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.2

Radius: 13.7

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.9 AU - 4.2 AU

Year: 5435 Days

Day: 7.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,345,497 km

• M1: 170,691 km (0.119 R)
• M2: 760,855 km (0.114 R)
• M3: 1,840,503 km (0.078 R)
• M4: 3,098,621 km (0.11 R)
• M5: 3,542,178 km (0.091 R)
• M6: 4,584,427 km (0.034 R)
• M7: 5,500,714 km (0.091 R)
• M8: 6,343,997 km (0.077 R)
• M9: 7,271,952 km (0.118 R)
• M10: 7,951,875 km (0.113 R)
• M11: 8,870,855 km (0.067 R)
• M12: 9,774,575 km (0.119 R)
• M13: 10,425,176 km (0.071 R)
• M14: 11,197,401 km (0.083 R)
• M15: 12,007,473 km (0.114 R)
• M16: 13,061,689 km (0.109 R)
• M17: 14,176,642 km (0.112 R)
• M18: 15,067,946 km (0.102 R)
• M19: 18,031,480 km (0.057 R)
• M20: 18,878,802 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.6

Radius: 13.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.63 AU - 4.81 AU

Year: 5781 Days

Day: 10.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,345,497 km

• M1: 190,139 km (0.107 R)
• M2: 1,040,154 km (0.088 R)
• M3: 1,497,923 km (0.114 R)
• M4: 2,018,075 km (0.059 R)
• M5: 2,516,984 km (0.056 R)
• M6: 3,609,348 km (0.095 R)
• M7: 4,151,640 km (0.096 R)
• M8: 5,827,735 km (0.092 R)
• M9: 6,476,391 km (0.113 R)
• M10: 9,048,876 km (0.107 R)
• M11: 9,521,456 km (0.046 R)
• M12: 10,010,491 km (0.101 R)
• M13: 11,729,520 km (0.116 R)
• M14: 12,448,637 km (0.111 R)
• M15: 13,088,318 km (0.099 R)
• M16: 13,582,290 km (0.083 R)
• M17: 15,684,290 km (0.075 R)
• M18: 17,201,062 km (0.11 R)
• M19: 18,538,019 km (0.109 R)
• M20: 24,834,443 km (0.106 R)
• M21: 26,279,858 km (0.093 R)
• M22: 27,422,636 km (0.088 R)
• M23: 29,059,237 km (0.115 R)
• M24: 32,029,203 km (0.102 R)
• M25: 33,843,526 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.8

Radius: 7.5

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.68 AU - 8.72 AU

Year: 12883 Days

Day: 18.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,345,497 km

• M1: 93,199 km (0.118 R)
• M2: 551,717 km (0.039 R)
• M3: 844,480 km (0.075 R)
• M4: 1,437,336 km (0.095 R)
• M5: 1,786,947 km (0.078 R)
• M6: 2,820,518 km (0.07 R)
• M7: 4,896,039 km (0.054 R)
• M8: 6,279,670 km (0.101 R)
• M9: 8,462,153 km (0.084 R)
• M10: 9,228,094 km (0.112 R)
• M11: 9,556,462 km (0.105 R)
• M12: 10,286,649 km (0.053 R)
• M13: 10,690,862 km (0.115 R)
• M14: 12,585,669 km (0.055 R)
• M15: 15,731,712 km (0.036 R)
• M16: 15,998,595 km (0.104 R)
• M17: 16,473,119 km (0.079 R)
• M18: 16,887,206 km (0.106 R)
• M19: 18,836,915 km (0.053 R)
• M20: 19,518,932 km (0.099 R)
• M21: 21,174,083 km (0.108 R)
• M22: 23,523,667 km (0.095 R)
• M23: 25,396,183 km (0.044 R)
• M24: 26,041,698 km (0.094 R)
• M25: 26,698,283 km (0.12 R)
• M26: 28,044,215 km (0.083 R)
• M27: 29,738,860 km (0.038 R)
• M28: 37,083,517 km (0.084 R)
• M29: 42,901,229 km (0.065 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: 367 - 19,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit