🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 9.5

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.62 AU - 0.9 AU

Year: 442 Days

Day: 14.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,380,363 km

• M1: 118,182 km (0.067 R)
• M2: 597,943 km (0.104 R)
• M3: 1,013,526 km (0.104 R)
• M4: 1,378,844 km (0.095 R)
• M5: 1,711,848 km (0.069 R)
• M6: 2,184,877 km (0.088 R)
• M7: 3,587,507 km (0.032 R)
• M8: 4,103,918 km (0.082 R)
• M9: 5,048,180 km (0.074 R)
• M10: 5,868,276 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.8

Radius: 10.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.01 AU - 1.03 AU

Year: 687 Days

Day: 9.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,380,363 km

• M1: 129,402 km (0.085 R)
• M2: 478,115 km (0.116 R)
• M3: 1,175,989 km (0.076 R)
• M4: 1,588,430 km (0.034 R)
• M5: 1,992,344 km (0.086 R)
• M6: 2,575,926 km (0.087 R)
• M7: 3,355,929 km (0.106 R)
• M8: 3,876,230 km (0.101 R)
• M9: 4,449,489 km (0.079 R)
• M10: 5,483,660 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.4

Radius: 8.2

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1 AU - 1.24 AU

Year: 790 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,380,363 km

• M1: 102,026 km (0.075 R)
• M2: 436,377 km (0.032 R)
• M3: 809,324 km (0.111 R)
• M4: 2,004,462 km (0.108 R)
• M5: 2,590,586 km (0.087 R)
• M6: 3,219,346 km (0.109 R)
• M7: 3,605,757 km (0.105 R)
• M8: 4,989,239 km (0.073 R)
• M9: 6,268,600 km (0.076 R)
• M10: 6,850,386 km (0.098 R)
• M11: 8,682,062 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.8

Radius: 8.1

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.75 AU - 2.79 AU

Year: 2281 Days

Day: 10 Hours

Environment

Temp: -209 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,380,363 km

• M1: 106,813 km (0.115 R)
• M2: 621,729 km (0.113 R)
• M3: 875,297 km (0.104 R)
• M4: 1,759,570 km (0.114 R)
• M5: 3,104,605 km (0.078 R)
• M6: 4,450,985 km (0.057 R)
• M7: 5,620,242 km (0.107 R)
• M8: 6,600,707 km (0.03 R)
• M9: 7,425,739 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55

Radius: 14.8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.2 AU - 2.42 AU

Year: 2341 Days

Day: 15 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 87,380,363 km

• M1: 184,005 km (0.048 R)
• M2: 678,726 km (0.093 R)
• M3: 1,256,473 km (0.119 R)
• M4: 1,751,492 km (0.105 R)
• M5: 2,261,770 km (0.11 R)
• M6: 4,747,040 km (0.108 R)
• M7: 5,287,986 km (0.11 R)
• M8: 6,454,400 km (0.049 R)
• M9: 6,992,204 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.9

Radius: 8.9

Gravity: 7.71 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.92 AU - 3.84 AU

Year: 4144 Days

Day: 5.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,380,363 km

• M1: 111,899 km (0.052 R)
• M2: 429,495 km (0.091 R)
• M3: 955,182 km (0.094 R)
• M4: 1,870,572 km (0.103 R)
• M5: 2,256,235 km (0.112 R)
• M6: 3,226,377 km (0.117 R)
• M7: 3,869,199 km (0.116 R)
• M8: 5,015,717 km (0.102 R)
• M9: 5,878,000 km (0.102 R)
• M10: 6,525,758 km (0.104 R)
• M11: 7,286,015 km (0.046 R)
• M12: 11,587,103 km (0.118 R)
• M13: 15,461,987 km (0.083 R)
• M14: 17,216,471 km (0.116 R)
• M15: 20,319,580 km (0.071 R)
• M16: 21,049,168 km (0.108 R)
• M17: 23,849,940 km (0.118 R)
• M18: 24,661,658 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859

Radius: 6.9

Gravity: 18.04 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 8.51 AU - 12.05 AU

Year: 21980 Days

Day: 25 Hours

Environment

Temp: -231 °C

Axial Tilt: 64.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,380,363 km

• M1: 85,869 km (0.102 R)
• M2: 335,698 km (0.069 R)
• M3: 794,664 km (0.09 R)
• M4: 1,482,814 km (0.109 R)
• M5: 1,861,895 km (0.091 R)
• M6: 2,788,355 km (0.09 R)
• M7: 6,646,185 km (0.097 R)
• M8: 7,420,952 km (0.1 R)
• M9: 7,987,629 km (0.065 R)
• M10: 10,997,687 km (0.112 R)
• M11: 11,261,578 km (0.118 R)
• M12: 13,303,888 km (0.081 R)
• M13: 14,216,884 km (0.106 R)
• M14: 15,089,937 km (0.084 R)
• M15: 17,832,515 km (0.117 R)
• M16: 19,802,719 km (0.05 R)
• M17: 20,991,424 km (0.073 R)
• M18: 25,068,714 km (0.086 R)
• M19: 29,899,678 km (0.112 R)
• M20: 33,489,727 km (0.112 R)
• M21: 34,747,397 km (0.115 R)
• M22: 37,208,581 km (0.091 R)
• M23: 46,306,076 km (0.118 R)
• M24: 46,822,189 km (0.082 R)
• M25: 48,925,086 km (0.055 R)
• M26: 53,129,983 km (0.117 R)
• M27: 54,456,019 km (0.115 R)
• M28: 56,584,048 km (0.047 R)
• M29: 59,574,659 km (0.04 R)
• M30: 65,004,763 km (0.092 R)
• M31: 65,435,605 km (0.07 R)
• M32: 67,178,270 km (0.081 R)
• M33: 77,318,463 km (0.064 R)
• M34: 78,775,696 km (0.099 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 19,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit