🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.5

Radius: 8.7

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.59 AU - 0.61 AU

Year: 315 Days

Day: 10.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,332,745 km

• M1: 108,159 km (0.078 R)
• M2: 519,404 km (0.096 R)
• M3: 837,000 km (0.067 R)
• M4: 1,281,007 km (0.106 R)
• M5: 1,579,454 km (0.118 R)
• M6: 1,988,305 km (0.109 R)
• M7: 2,433,509 km (0.074 R)
• M8: 2,915,962 km (0.102 R)
• M9: 3,205,284 km (0.041 R)
• M10: 3,686,241 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.7

Radius: 8.3

Gravity: 11.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.47 AU - 0.77 AU

Year: 331 Days

Day: 8.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,332,745 km

• M1: 103,671 km (0.078 R)
• M2: 371,900 km (0.068 R)
• M3: 843,134 km (0.094 R)
• M4: 1,504,356 km (0.046 R)
• M5: 1,912,459 km (0.118 R)
• M6: 2,227,363 km (0.048 R)
• M7: 2,789,701 km (0.111 R)
• M8: 3,078,126 km (0.119 R)
• M9: 3,455,112 km (0.105 R)
• M10: 3,727,381 km (0.05 R)
• M11: 4,026,726 km (0.057 R)
• M12: 4,315,300 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.1

Radius: 8.3

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.71 AU - 1.07 AU

Year: 569 Days

Day: 11.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,332,745 km

• M1: 103,223 km (0.102 R)
• M2: 412,292 km (0.106 R)
• M3: 792,719 km (0.055 R)
• M4: 1,303,446 km (0.027 R)
• M5: 2,514,890 km (0.118 R)
• M6: 2,819,022 km (0.075 R)
• M7: 5,143,773 km (0.053 R)
• M8: 6,444,377 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.9

Radius: 13.1

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.79 AU - 1.29 AU

Year: 719 Days

Day: 14 Hours

Environment

Temp: -169 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,332,745 km

• M1: 162,912 km (0.055 R)
• M2: 620,981 km (0.108 R)
• M3: 1,093,261 km (0.076 R)
• M4: 1,693,597 km (0.039 R)
• M5: 2,103,645 km (0.111 R)
• M6: 2,518,929 km (0.114 R)
• M7: 3,036,388 km (0.088 R)
• M8: 3,800,235 km (0.086 R)
• M9: 4,469,685 km (0.113 R)
• M10: 5,114,751 km (0.104 R)
• M11: 6,178,990 km (0.079 R)
• M12: 6,939,396 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.9

Radius: 12.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.85 AU - 1.31 AU

Year: 761 Days

Day: 6.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,332,745 km

• M1: 156,629 km (0.119 R)
• M2: 660,624 km (0.059 R)
• M3: 1,242,410 km (0.075 R)
• M4: 1,749,248 km (0.093 R)
• M5: 2,315,625 km (0.086 R)
• M6: 2,877,216 km (0.113 R)
• M7: 3,528,565 km (0.043 R)
• M8: 4,410,893 km (0.108 R)
• M9: 4,912,794 km (0.041 R)
• M10: 5,558,159 km (0.118 R)
• M11: 6,259,474 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.9

Radius: 8.5

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.01 AU - 1.17 AU

Year: 772 Days

Day: 12 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,332,745 km

• M1: 105,915 km (0.118 R)
• M2: 398,529 km (0.119 R)
• M3: 767,587 km (0.054 R)
• M4: 1,172,249 km (0.115 R)
• M5: 1,642,884 km (0.057 R)
• M6: 2,195,947 km (0.1 R)
• M7: 2,652,071 km (0.061 R)
• M8: 2,962,337 km (0.111 R)
• M9: 4,314,403 km (0.083 R)
• M10: 4,946,304 km (0.068 R)
• M11: 5,940,531 km (0.115 R)
• M12: 6,434,204 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.7

Radius: 14.1

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.37 AU - 4.53 AU

Year: 5325 Days

Day: 7.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,332,745 km

• M1: 193,879 km (0.074 R)
• M2: 717,920 km (0.102 R)
• M3: 1,194,838 km (0.095 R)
• M4: 1,800,710 km (0.095 R)
• M5: 3,819,982 km (0.106 R)
• M6: 4,516,210 km (0.053 R)
• M7: 9,182,467 km (0.106 R)
• M8: 10,176,395 km (0.113 R)
• M9: 10,922,889 km (0.115 R)
• M10: 11,752,708 km (0.052 R)
• M11: 15,728,271 km (0.082 R)
• M12: 16,786,975 km (0.084 R)
• M13: 24,238,745 km (0.086 R)
• M14: 28,638,568 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 18,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit