🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.7

Radius: 10.2

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.82 AU - 0.96 AU

Year: 551 Days

Day: 6 Hours

Environment

Temp: -147 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 31,603,514 km

• M1: 127,308 km (0.054 R)
• M2: 763,248 km (0.111 R)
• M3: 1,396,945 km (0.025 R)
• M4: 1,756,877 km (0.032 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.6

Radius: 13.1

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.84 AU - 1.26 AU

Year: 706 Days

Day: 7.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 93.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 31,603,514 km

• M1: 162,912 km (0.062 R)
• M2: 578,645 km (0.081 R)
• M3: 1,296,415 km (0.119 R)
• M4: 1,803,402 km (0.1 R)
• M5: 2,260,274 km (0.067 R)
• M6: 2,751,703 km (0.083 R)
• M7: 3,302,373 km (0.107 R)
• M8: 3,925,897 km (0.029 R)
• M9: 4,504,691 km (0.094 R)
• M10: 5,057,306 km (0.101 R)
• M11: 6,166,574 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.7

Radius: 8.4

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.94 AU - 2.22 AU

Year: 1968 Days

Day: 9.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,603,514 km

• M1: 104,569 km (0.093 R)
• M2: 534,214 km (0.065 R)
• M3: 984,952 km (0.038 R)
• M4: 2,116,511 km (0.105 R)
• M5: 2,565,304 km (0.037 R)
• M6: 3,109,541 km (0.105 R)
• M7: 3,792,306 km (0.118 R)
• M8: 4,703,656 km (0.097 R)
• M9: 5,306,835 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.9

Radius: 8.1

Gravity: 14.75 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.93 AU - 3.15 AU

Year: 2656 Days

Day: 7.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 31,603,514 km

• M1: 100,679 km (0.041 R)
• M2: 376,987 km (0.089 R)
• M3: 634,744 km (0.046 R)
• M4: 993,479 km (0.103 R)
• M5: 1,295,518 km (0.055 R)
• M6: 1,670,410 km (0.107 R)
• M7: 2,010,895 km (0.117 R)
• M8: 2,547,203 km (0.062 R)
• M9: 3,450,325 km (0.109 R)
• M10: 3,721,247 km (0.068 R)
• M11: 4,175,875 km (0.095 R)
• M12: 4,598,040 km (0.092 R)
• M13: 5,764,904 km (0.105 R)
• M14: 6,203,973 km (0.077 R)
• M15: 6,843,803 km (0.073 R)
• M16: 7,591,194 km (0.094 R)
• M17: 9,174,389 km (0.106 R)
• M18: 12,297,843 km (0.11 R)
• M19: 13,878,793 km (0.083 R)
• M20: 14,467,760 km (0.072 R)
• M21: 15,278,879 km (0.077 R)
• M22: 15,590,791 km (0.116 R)
• M23: 16,173,624 km (0.072 R)
• M24: 17,214,377 km (0.104 R)
• M25: 18,947,618 km (0.069 R)
• M26: 19,307,700 km (0.082 R)
• M27: 19,979,843 km (0.093 R)
• M28: 20,604,264 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.7

Radius: 12.9

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.07 AU - 3.35 AU

Year: 2927 Days

Day: 7.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,603,514 km

• M1: 166,951 km (0.047 R)
• M2: 587,022 km (0.107 R)
• M3: 1,027,887 km (0.117 R)
• M4: 1,768,696 km (0.048 R)
• M5: 2,267,455 km (0.051 R)
• M6: 2,714,304 km (0.092 R)
• M7: 3,274,398 km (0.111 R)
• M8: 4,140,869 km (0.114 R)
• M9: 4,886,914 km (0.062 R)
• M10: 5,936,642 km (0.106 R)
• M11: 7,573,991 km (0.09 R)
• M12: 8,001,541 km (0.081 R)
• M13: 9,570,374 km (0.054 R)
• M14: 9,992,839 km (0.068 R)
• M15: 10,629,527 km (0.1 R)
• M16: 13,073,657 km (0.104 R)
• M17: 13,982,015 km (0.07 R)
• M18: 15,924,544 km (0.103 R)
• M19: 16,519,046 km (0.116 R)
• M20: 17,523,745 km (0.113 R)
• M21: 19,227,515 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303

Radius: 14.2

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.15 AU - 5.49 AU

Year: 8050 Days

Day: 13.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,603,514 km

• M1: 176,974 km (0.088 R)
• M2: 2,218,237 km (0.032 R)
• M3: 2,927,331 km (0.076 R)
• M4: 4,750,181 km (0.116 R)
• M5: 5,348,423 km (0.111 R)
• M6: 6,533,089 km (0.089 R)
• M7: 7,205,232 km (0.046 R)
• M8: 7,960,252 km (0.111 R)
• M9: 9,376,944 km (0.063 R)
• M10: 11,424,640 km (0.088 R)
• M11: 12,402,262 km (0.12 R)
• M12: 13,541,150 km (0.11 R)
• M13: 14,136,251 km (0.108 R)
• M14: 19,613,178 km (0.063 R)
• M15: 21,739,563 km (0.111 R)
• M16: 22,182,522 km (0.062 R)
• M17: 26,613,910 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 18,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit