🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.1

Radius: 10.6

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.64 AU - 0.76 AU

Year: 412 Days

Day: 9.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,963,392 km

• M1: 131,796 km (0.108 R)
• M2: 466,895 km (0.113 R)
• M3: 830,567 km (0.078 R)
• M4: 1,411,007 km (0.069 R)
• M5: 1,964,370 km (0.051 R)
• M6: 3,644,503 km (0.073 R)
• M7: 4,529,076 km (0.102 R)
• M8: 5,061,794 km (0.09 R)
• M9: 5,982,868 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.2

Radius: 11.9

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.64 AU - 0.96 AU

Year: 503 Days

Day: 11.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,963,392 km

• M1: 147,952 km (0.049 R)
• M2: 575,952 km (0.075 R)
• M3: 976,724 km (0.065 R)
• M4: 1,564,644 km (0.056 R)
• M5: 2,523,417 km (0.102 R)
• M6: 2,955,605 km (0.094 R)
• M7: 3,571,948 km (0.093 R)
• M8: 3,944,447 km (0.032 R)
• M9: 5,467,653 km (0.095 R)
• M10: 5,877,102 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525

Radius: 13.6

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.71 AU - 1.03 AU

Year: 570 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,963,392 km

• M1: 169,345 km (0.088 R)
• M2: 638,185 km (0.117 R)
• M3: 1,165,966 km (0.117 R)
• M4: 1,620,295 km (0.079 R)
• M5: 2,204,025 km (0.109 R)
• M6: 2,808,102 km (0.115 R)
• M7: 3,231,613 km (0.113 R)
• M8: 3,672,628 km (0.083 R)
• M9: 4,323,678 km (0.095 R)
• M10: 5,614,258 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.9

Radius: 10.3

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.1 AU - 3.34 AU

Year: 4062 Days

Day: 7.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,963,392 km

• M1: 128,056 km (0.037 R)
• M2: 476,768 km (0.069 R)
• M3: 1,001,259 km (0.114 R)
• M4: 1,432,848 km (0.099 R)
• M5: 1,784,104 km (0.11 R)
• M6: 3,398,564 km (0.059 R)
• M7: 3,852,444 km (0.062 R)
• M8: 5,118,790 km (0.116 R)
• M9: 6,615,068 km (0.103 R)
• M10: 8,151,438 km (0.066 R)
• M11: 8,655,583 km (0.03 R)
• M12: 9,109,164 km (0.111 R)
• M13: 10,026,199 km (0.031 R)
• M14: 11,084,454 km (0.109 R)
• M15: 11,745,826 km (0.096 R)
• M16: 12,302,330 km (0.061 R)
• M17: 13,982,913 km (0.104 R)
• M18: 15,760,136 km (0.11 R)
• M19: 17,738,717 km (0.037 R)
• M20: 18,932,508 km (0.093 R)
• M21: 20,545,173 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403

Radius: 9.5

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.13 AU - 4.77 AU

Year: 5518 Days

Day: 10.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,963,392 km

• M1: 119,230 km (0.104 R)
• M2: 420,520 km (0.1 R)
• M3: 815,907 km (0.065 R)
• M4: 1,291,478 km (0.11 R)
• M5: 1,918,593 km (0.07 R)
• M6: 2,456,995 km (0.112 R)
• M7: 3,707,933 km (0.117 R)
• M8: 4,307,521 km (0.054 R)
• M9: 4,742,253 km (0.075 R)
• M10: 5,074,210 km (0.104 R)
• M11: 6,046,297 km (0.085 R)
• M12: 8,765,388 km (0.109 R)
• M13: 9,869,720 km (0.077 R)
• M14: 10,756,984 km (0.086 R)
• M15: 12,115,483 km (0.112 R)
• M16: 12,641,170 km (0.12 R)
• M17: 13,032,966 km (0.084 R)
• M18: 13,687,008 km (0.118 R)
• M19: 14,362,742 km (0.115 R)
• M20: 14,789,545 km (0.062 R)
• M21: 16,235,259 km (0.098 R)
• M22: 20,125,551 km (0.076 R)
• M23: 22,606,482 km (0.115 R)
• M24: 25,284,583 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 8.3

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.2 AU - 4.72 AU

Year: 5539 Days

Day: 9.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 29,963,392 km

• M1: 103,223 km (0.108 R)
• M2: 429,047 km (0.093 R)
• M3: 872,904 km (0.11 R)
• M4: 1,136,794 km (0.109 R)
• M5: 1,616,255 km (0.096 R)
• M6: 1,962,126 km (0.119 R)
• M7: 2,582,807 km (0.072 R)
• M8: 2,919,702 km (0.028 R)
• M9: 3,243,581 km (0.089 R)
• M10: 4,061,133 km (0.084 R)
• M11: 5,152,001 km (0.095 R)
• M12: 6,163,133 km (0.1 R)
• M13: 7,596,729 km (0.094 R)
• M14: 8,212,325 km (0.104 R)
• M15: 8,944,157 km (0.106 R)
• M16: 9,326,081 km (0.077 R)
• M17: 10,305,498 km (0.075 R)
• M18: 11,108,091 km (0.116 R)
• M19: 11,499,888 km (0.09 R)
• M20: 12,519,995 km (0.101 R)
• M21: 13,766,146 km (0.101 R)
• M22: 14,506,057 km (0.106 R)
• M23: 15,941,448 km (0.082 R)
• M24: 16,885,112 km (0.085 R)
• M25: 21,258,605 km (0.114 R)
• M26: 23,424,184 km (0.061 R)
• M27: 24,560,230 km (0.037 R)
• M28: 27,560,565 km (0.066 R)
• M29: 32,955,663 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.3

Radius: 14.8

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.81 AU - 4.33 AU

Year: 5772 Days

Day: 6.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 116.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,963,392 km

• M1: 184,454 km (0.117 R)
• M2: 1,573,470 km (0.119 R)
• M3: 2,089,882 km (0.092 R)
• M4: 3,355,480 km (0.112 R)
• M5: 3,996,507 km (0.087 R)
• M6: 6,488,658 km (0.093 R)
• M7: 9,924,323 km (0.117 R)
• M8: 11,252,901 km (0.098 R)
• M9: 13,516,168 km (0.043 R)
• M10: 14,922,238 km (0.043 R)
• M11: 17,771,479 km (0.099 R)
• M12: 22,996,783 km (0.093 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 17,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit