🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.9

Radius: 10.6

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.52 AU - 0.54 AU

Year: 262 Days

Day: 8.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 40,578,996 km

• M1: 132,095 km (0.084 R)
• M2: 555,008 km (0.115 R)
• M3: 1,025,194 km (0.057 R)
• M4: 1,422,975 km (0.077 R)
• M5: 1,824,346 km (0.054 R)
• M6: 2,307,996 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 8.6

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.21 AU - 1.81 AU

Year: 1259 Days

Day: 6.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 157.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,578,996 km

• M1: 106,962 km (0.119 R)
• M2: 506,688 km (0.07 R)
• M3: 900,878 km (0.099 R)
• M4: 1,313,320 km (0.07 R)
• M5: 1,627,625 km (0.109 R)
• M6: 2,045,751 km (0.107 R)
• M7: 2,316,074 km (0.091 R)
• M8: 4,099,430 km (0.084 R)
• M9: 4,513,966 km (0.084 R)
• M10: 5,280,805 km (0.107 R)
• M11: 5,905,376 km (0.115 R)
• M12: 8,020,989 km (0.112 R)
• M13: 10,171,758 km (0.064 R)
• M14: 11,910,085 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.4

Radius: 9.3

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.59 AU - 1.89 AU

Year: 1557 Days

Day: 9.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,578,996 km

• M1: 115,789 km (0.115 R)
• M2: 470,635 km (0.091 R)
• M3: 1,499,270 km (0.111 R)
• M4: 2,382,496 km (0.094 R)
• M5: 3,048,057 km (0.116 R)
• M6: 3,387,045 km (0.078 R)
• M7: 5,102,634 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.1

Radius: 11.2

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.06 AU - 2.08 AU

Year: 2020 Days

Day: 5.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,578,996 km

• M1: 139,276 km (0.058 R)
• M2: 556,354 km (0.061 R)
• M3: 937,231 km (0.114 R)
• M4: 1,286,990 km (0.099 R)
• M5: 1,716,785 km (0.115 R)
• M6: 2,162,736 km (0.075 R)
• M7: 3,084,858 km (0.113 R)
• M8: 3,571,500 km (0.067 R)
• M9: 6,427,024 km (0.034 R)
• M10: 6,792,940 km (0.085 R)
• M11: 7,302,620 km (0.116 R)
• M12: 7,701,448 km (0.107 R)
• M13: 8,572,108 km (0.119 R)
• M14: 9,507,094 km (0.058 R)
• M15: 9,886,774 km (0.119 R)
• M16: 10,243,864 km (0.096 R)
• M17: 10,778,527 km (0.118 R)
• M18: 11,903,652 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.8

Radius: 10.6

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.06 AU - 2.5 AU

Year: 2335 Days

Day: 9.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 40,578,996 km

• M1: 131,796 km (0.063 R)
• M2: 469,737 km (0.104 R)
• M3: 815,159 km (0.11 R)
• M4: 1,156,541 km (0.077 R)
• M5: 1,670,709 km (0.109 R)
• M6: 2,347,041 km (0.096 R)
• M7: 3,231,613 km (0.078 R)
• M8: 3,955,816 km (0.085 R)
• M9: 4,583,679 km (0.108 R)
• M10: 7,047,705 km (0.1 R)
• M11: 7,377,419 km (0.065 R)
• M12: 8,835,549 km (0.095 R)
• M13: 9,651,007 km (0.065 R)
• M14: 10,361,897 km (0.102 R)
• M15: 11,067,250 km (0.078 R)
• M16: 11,637,667 km (0.096 R)
• M17: 12,704,898 km (0.107 R)
• M18: 17,964,311 km (0.071 R)
• M19: 18,752,691 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.6

Radius: 7.1

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.81 AU - 5.87 AU

Year: 9572 Days

Day: 20.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,578,996 km

• M1: 88,263 km (0.086 R)
• M2: 393,143 km (0.091 R)
• M3: 683,812 km (0.105 R)
• M4: 912,098 km (0.101 R)
• M5: 1,248,394 km (0.075 R)
• M6: 1,780,065 km (0.1 R)
• M7: 3,240,739 km (0.108 R)
• M8: 3,802,628 km (0.052 R)
• M9: 4,482,850 km (0.082 R)
• M10: 5,781,659 km (0.099 R)
• M11: 7,085,404 km (0.075 R)
• M12: 8,574,501 km (0.115 R)
• M13: 8,878,035 km (0.06 R)
• M14: 9,188,750 km (0.097 R)
• M15: 10,116,706 km (0.11 R)
• M16: 10,902,992 km (0.1 R)
• M17: 11,362,706 km (0.027 R)
• M18: 13,917,240 km (0.091 R)
• M19: 16,696,469 km (0.087 R)
• M20: 17,583,584 km (0.106 R)
• M21: 18,215,934 km (0.113 R)
• M22: 21,927,009 km (0.075 R)
• M23: 22,169,507 km (0.03 R)
• M24: 23,240,328 km (0.067 R)
• M25: 23,746,119 km (0.116 R)
• M26: 35,023,704 km (0.113 R)
• M27: 36,361,558 km (0.054 R)
• M28: 38,902,029 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 19,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit