🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.7

Radius: 12.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.74 AU - 1.08 AU

Year: 599 Days

Day: 13 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,536,730 km

• M1: 159,172 km (0.093 R)
• M2: 596,896 km (0.034 R)
• M3: 1,609,972 km (0.086 R)
• M4: 2,023,012 km (0.085 R)
• M5: 2,425,281 km (0.101 R)
• M6: 2,824,258 km (0.043 R)
• M7: 3,280,233 km (0.061 R)
• M8: 4,220,754 km (0.089 R)
• M9: 4,657,281 km (0.061 R)
• M10: 6,016,378 km (0.09 R)
• M11: 6,756,887 km (0.117 R)
• M12: 7,784,325 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.6

Radius: 12.9

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.29 AU - 1.83 AU

Year: 1345 Days

Day: 8.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,536,730 km

• M1: 160,369 km (0.118 R)
• M2: 713,432 km (0.106 R)
• M3: 1,426,117 km (0.102 R)
• M4: 2,011,643 km (0.067 R)
• M5: 3,430,279 km (0.026 R)
• M6: 4,387,855 km (0.087 R)
• M7: 5,232,335 km (0.116 R)
• M8: 5,832,073 km (0.055 R)
• M9: 6,477,289 km (0.043 R)
• M10: 7,572,644 km (0.071 R)
• M11: 8,759,255 km (0.111 R)
• M12: 10,476,488 km (0.118 R)
• M13: 10,963,579 km (0.088 R)
• M14: 11,499,588 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.7

Radius: 9

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.85 AU - 1.85 AU

Year: 1737 Days

Day: 8.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,536,730 km

• M1: 112,946 km (0.091 R)
• M2: 438,172 km (0.108 R)
• M3: 896,540 km (0.118 R)
• M4: 1,256,024 km (0.096 R)
• M5: 1,938,489 km (0.112 R)
• M6: 2,307,098 km (0.111 R)
• M7: 3,007,964 km (0.084 R)
• M8: 3,445,239 km (0.046 R)
• M9: 3,844,216 km (0.115 R)
• M10: 4,662,218 km (0.116 R)
• M11: 5,863,489 km (0.114 R)
• M12: 6,802,963 km (0.06 R)
• M13: 7,608,996 km (0.065 R)
• M14: 7,995,707 km (0.102 R)
• M15: 8,395,582 km (0.095 R)
• M16: 8,836,896 km (0.112 R)
• M17: 9,825,887 km (0.115 R)
• M18: 10,535,729 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.1

Radius: 10.6

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.54 AU - 2.3 AU

Year: 1836 Days

Day: 5.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,536,730 km

• M1: 131,796 km (0.067 R)
• M2: 461,659 km (0.102 R)
• M3: 1,612,216 km (0.095 R)
• M4: 2,548,101 km (0.074 R)
• M5: 3,143,350 km (0.095 R)
• M6: 5,157,686 km (0.038 R)
• M7: 6,155,952 km (0.079 R)
• M8: 7,993,463 km (0.04 R)
• M9: 8,477,412 km (0.063 R)
• M10: 9,593,263 km (0.079 R)
• M11: 10,078,409 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 9.1

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.42 AU - 4.28 AU

Year: 5214 Days

Day: 12.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,536,730 km

• M1: 113,545 km (0.107 R)
• M2: 465,249 km (0.092 R)
• M3: 1,063,192 km (0.078 R)
• M4: 1,472,791 km (0.118 R)
• M5: 2,142,690 km (0.052 R)
• M6: 2,433,658 km (0.111 R)
• M7: 2,768,608 km (0.066 R)
• M8: 3,191,970 km (0.037 R)
• M9: 5,815,019 km (0.067 R)
• M10: 7,677,662 km (0.101 R)
• M11: 7,962,646 km (0.066 R)
• M12: 8,629,852 km (0.105 R)
• M13: 9,865,680 km (0.109 R)
• M14: 11,215,502 km (0.099 R)
• M15: 11,863,859 km (0.112 R)
• M16: 15,770,608 km (0.083 R)
• M17: 16,232,117 km (0.1 R)
• M18: 18,934,004 km (0.103 R)
• M19: 22,497,126 km (0.051 R)
• M20: 24,436,064 km (0.093 R)
• M21: 24,976,561 km (0.062 R)
• M22: 26,241,860 km (0.041 R)
• M23: 27,549,345 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.5

Radius: 11.4

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.63 AU - 4.69 AU

Year: 6944 Days

Day: 11.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,536,730 km

• M1: 177,273 km (0.078 R)
• M2: 582,534 km (0.096 R)
• M3: 1,962,574 km (0.08 R)
• M4: 3,121,808 km (0.115 R)
• M5: 4,277,003 km (0.096 R)
• M6: 5,665,271 km (0.085 R)
• M7: 8,302,233 km (0.099 R)
• M8: 8,730,233 km (0.051 R)
• M9: 12,872,598 km (0.103 R)
• M10: 14,038,115 km (0.115 R)
• M11: 14,708,463 km (0.119 R)
• M12: 17,745,299 km (0.108 R)
• M13: 22,304,145 km (0.11 R)
• M14: 29,918,078 km (0.106 R)
• M15: 32,165,786 km (0.053 R)
• M16: 33,223,742 km (0.043 R)
• M17: 34,195,680 km (0.114 R)
• M18: 36,083,006 km (0.073 R)
• M19: 39,341,398 km (0.059 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: 213 - 18,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit