🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.2

Radius: 8.6

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.75 AU - 0.81 AU

Year: 467 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,915,202 km

• M1: 107,112 km (0.086 R)
• M2: 461,809 km (0.057 R)
• M3: 1,127,519 km (0.067 R)
• M4: 1,493,735 km (0.052 R)
• M5: 1,807,441 km (0.119 R)
• M6: 2,834,431 km (0.104 R)
• M7: 3,128,989 km (0.091 R)
• M8: 3,648,094 km (0.109 R)
• M9: 4,053,205 km (0.115 R)
• M10: 4,732,529 km (0.114 R)
• M11: 6,203,525 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.1

Radius: 11.4

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.65 AU - 0.95 AU

Year: 485 Days

Day: 13.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,915,202 km

• M1: 148,251 km (0.08 R)
• M2: 568,921 km (0.065 R)
• M3: 965,505 km (0.106 R)
• M4: 1,517,521 km (0.045 R)
• M5: 2,710,713 km (0.099 R)
• M6: 3,164,145 km (0.118 R)
• M7: 4,152,538 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.4

Radius: 9.2

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.74 AU - 1.12 AU

Year: 608 Days

Day: 14.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,915,202 km

• M1: 114,442 km (0.115 R)
• M2: 513,121 km (0.038 R)
• M3: 1,076,955 km (0.101 R)
• M4: 1,467,256 km (0.116 R)
• M5: 1,801,458 km (0.115 R)
• M6: 3,599,923 km (0.104 R)
• M7: 4,002,940 km (0.071 R)
• M8: 4,516,210 km (0.092 R)
• M9: 5,943,823 km (0.081 R)
• M10: 6,384,388 km (0.119 R)
• M11: 7,130,134 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.6

Radius: 8.8

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2 AU - 2.04 AU

Year: 1947 Days

Day: 14.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,915,202 km

• M1: 109,506 km (0.082 R)
• M2: 467,045 km (0.111 R)
• M3: 963,560 km (0.109 R)
• M4: 1,388,119 km (0.076 R)
• M5: 2,394,314 km (0.115 R)
• M6: 2,867,941 km (0.091 R)
• M7: 3,243,731 km (0.094 R)
• M8: 5,150,804 km (0.107 R)
• M9: 5,918,092 km (0.078 R)
• M10: 6,304,802 km (0.076 R)
• M11: 6,811,640 km (0.081 R)
• M12: 7,820,827 km (0.095 R)
• M13: 8,771,372 km (0.109 R)
• M14: 10,512,242 km (0.117 R)
• M15: 11,152,521 km (0.081 R)
• M16: 12,046,518 km (0.078 R)
• M17: 13,148,905 km (0.109 R)
• M18: 14,018,816 km (0.052 R)

Asteroid Belt

Center: 2.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.5

Radius: 10.3

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.05 AU - 3.73 AU

Year: 4233 Days

Day: 9.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,915,202 km

• M1: 128,205 km (0.115 R)
• M2: 569,968 km (0.047 R)
• M3: 1,008,738 km (0.113 R)
• M4: 1,823,598 km (0.071 R)
• M5: 2,373,071 km (0.075 R)
• M6: 2,826,053 km (0.04 R)
• M7: 3,584,365 km (0.078 R)
• M8: 4,315,300 km (0.12 R)
• M9: 5,018,410 km (0.119 R)
• M10: 6,357,760 km (0.06 R)
• M11: 6,772,296 km (0.044 R)
• M12: 8,793,363 km (0.105 R)
• M13: 10,199,134 km (0.107 R)
• M14: 10,851,231 km (0.1 R)
• M15: 14,946,174 km (0.03 R)
• M16: 15,521,527 km (0.092 R)
• M17: 19,226,767 km (0.112 R)
• M18: 21,911,899 km (0.101 R)
• M19: 22,928,566 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.2

Radius: 6.9

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.27 AU - 8.91 AU

Year: 14183 Days

Day: 19 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,915,202 km

• M1: 85,869 km (0.081 R)
• M2: 358,885 km (0.062 R)
• M3: 1,229,844 km (0.104 R)
• M4: 1,915,601 km (0.096 R)
• M5: 2,398,353 km (0.085 R)
• M6: 5,169,504 km (0.094 R)
• M7: 6,279,371 km (0.053 R)
• M8: 10,051,780 km (0.106 R)
• M9: 14,471,350 km (0.105 R)
• M10: 15,501,481 km (0.118 R)
• M11: 21,477,168 km (0.104 R)
• M12: 22,223,362 km (0.092 R)
• M13: 24,745,283 km (0.089 R)
• M14: 26,309,030 km (0.074 R)
• M15: 30,143,223 km (0.044 R)
• M16: 30,452,741 km (0.116 R)
• M17: 34,110,259 km (0.114 R)
• M18: 38,291,071 km (0.107 R)
• M19: 41,133,730 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386

Radius: 3.3

Gravity: 35.45 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.51 AU - 9.17 AU

Year: 16336 Days

Day: 16.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,915,202 km

• M1: 42,336 km (0.077 R)
• M2: 226,192 km (0.104 R)
• M3: 556,504 km (0.033 R)
• M4: 908,807 km (0.086 R)
• M5: 1,016,667 km (0.047 R)
• M6: 1,324,689 km (0.037 R)
• M7: 2,622,600 km (0.117 R)
• M8: 3,321,222 km (0.033 R)
• M9: 3,579,428 km (0.097 R)
• M10: 4,844,129 km (0.053 R)
• M11: 5,996,631 km (0.114 R)
• M12: 6,656,357 km (0.05 R)
• M13: 8,538,598 km (0.116 R)
• M14: 9,781,457 km (0.088 R)
• M15: 11,083,407 km (0.093 R)
• M16: 11,368,391 km (0.089 R)
• M17: 11,834,688 km (0.082 R)
• M18: 12,619,328 km (0.074 R)
• M19: 17,143,467 km (0.073 R)
• M20: 19,598,219 km (0.112 R)
• M21: 20,267,819 km (0.078 R)
• M22: 24,415,868 km (0.101 R)
• M23: 26,484,358 km (0.068 R)
• M24: 27,821,763 km (0.047 R)
• M25: 28,880,617 km (0.111 R)
• M26: 33,979,062 km (0.031 R)
• M27: 35,066,040 km (0.118 R)
• M28: 36,175,907 km (0.038 R)
• M29: 42,631,653 km (0.052 R)
• M30: 45,473,265 km (0.095 R)
• M31: 46,349,759 km (0.118 R)
• M32: 48,287,350 km (0.114 R)
• M33: 51,372,657 km (0.12 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 13,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit