🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.7

Radius: 13.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.39 AU - 0.65 AU

Year: 254 Days

Day: 11.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 26,334,659 km

• M1: 171,439 km (0.065 R)
• M2: 1,558,660 km (0.111 R)
• M3: 2,136,557 km (0.116 R)
• M4: 2,563,060 km (0.052 R)
• M5: 3,447,483 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 14

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.7 AU - 0.9 AU

Year: 485 Days

Day: 8 Hours

Environment

Temp: -168 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,334,659 km

• M1: 174,132 km (0.029 R)
• M2: 660,774 km (0.103 R)
• M3: 1,148,014 km (0.106 R)
• M4: 1,721,871 km (0.108 R)
• M5: 2,384,740 km (0.068 R)
• M6: 3,038,183 km (0.103 R)
• M7: 4,094,045 km (0.072 R)
• M8: 4,678,374 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.7

Radius: 9.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.82 AU - 1.14 AU

Year: 658 Days

Day: 6.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,334,659 km

• M1: 114,592 km (0.084 R)
• M2: 441,015 km (0.095 R)
• M3: 831,166 km (0.103 R)
• M4: 2,302,162 km (0.079 R)
• M5: 2,766,364 km (0.098 R)
• M6: 3,098,621 km (0.083 R)
• M7: 3,385,849 km (0.071 R)
• M8: 3,987,830 km (0.106 R)
• M9: 4,470,433 km (0.077 R)
• M10: 4,808,524 km (0.114 R)
• M11: 5,227,099 km (0.075 R)
• M12: 5,822,948 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378

Radius: 14.1

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.12 AU - 1.74 AU

Year: 1160 Days

Day: 13.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,334,659 km

• M1: 175,478 km (0.096 R)
• M2: 617,839 km (0.11 R)
• M3: 1,091,915 km (0.037 R)
• M4: 1,760,917 km (0.072 R)
• M5: 2,268,203 km (0.097 R)
• M6: 3,137,367 km (0.103 R)
• M7: 3,686,241 km (0.085 R)
• M8: 6,886,289 km (0.103 R)
• M9: 8,575,100 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.1

Radius: 10.5

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.76 AU - 2.7 AU

Year: 2259 Days

Day: 7.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,334,659 km

• M1: 130,599 km (0.072 R)
• M2: 492,626 km (0.094 R)
• M3: 828,323 km (0.09 R)
• M4: 1,370,765 km (0.108 R)
• M5: 2,139,549 km (0.12 R)
• M6: 3,326,458 km (0.048 R)
• M7: 3,756,851 km (0.042 R)
• M8: 5,662,878 km (0.119 R)
• M9: 6,068,737 km (0.058 R)
• M10: 7,024,817 km (0.119 R)
• M11: 7,524,175 km (0.11 R)
• M12: 9,583,838 km (0.062 R)
• M13: 10,421,736 km (0.101 R)
• M14: 10,877,860 km (0.03 R)
• M15: 13,629,563 km (0.099 R)
• M16: 18,469,802 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146

Radius: 12.2

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.13 AU - 3.07 AU

Year: 2843 Days

Day: 9.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,334,659 km

• M1: 151,692 km (0.119 R)
• M2: 899,682 km (0.103 R)
• M3: 1,365,529 km (0.084 R)
• M4: 1,881,193 km (0.087 R)
• M5: 2,859,862 km (0.086 R)
• M6: 3,297,885 km (0.088 R)
• M7: 3,796,944 km (0.085 R)
• M8: 4,436,923 km (0.092 R)
• M9: 5,027,386 km (0.115 R)
• M10: 5,583,890 km (0.076 R)
• M11: 7,245,773 km (0.086 R)
• M12: 7,984,637 km (0.043 R)
• M13: 8,773,018 km (0.038 R)
• M14: 9,893,506 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 10.6

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.56 AU - 3.84 AU

Year: 3883 Days

Day: 7.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 26,334,659 km

• M1: 131,796 km (0.116 R)
• M2: 489,484 km (0.05 R)
• M3: 1,207,853 km (0.076 R)
• M4: 2,186,223 km (0.119 R)
• M5: 3,084,259 km (0.091 R)
• M6: 4,234,966 km (0.097 R)
• M7: 4,933,439 km (0.028 R)
• M8: 5,350,817 km (0.104 R)
• M9: 5,763,408 km (0.075 R)
• M10: 6,197,092 km (0.108 R)
• M11: 6,652,617 km (0.088 R)
• M12: 7,461,493 km (0.116 R)
• M13: 8,083,521 km (0.053 R)
• M14: 8,852,454 km (0.098 R)
• M15: 9,274,320 km (0.056 R)
• M16: 11,186,181 km (0.078 R)
• M17: 11,634,226 km (0.119 R)
• M18: 12,234,712 km (0.081 R)
• M19: 15,114,322 km (0.072 R)
• M20: 16,682,257 km (0.111 R)
• M21: 17,090,659 km (0.059 R)
• M22: 18,917,100 km (0.087 R)
• M23: 19,618,265 km (0.099 R)
• M24: 20,937,419 km (0.089 R)
• M25: 25,326,022 km (0.108 R)
• M26: 26,334,611 km (0.084 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: 495 - 13,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit