🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.8

Radius: 8

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.75 AU - 0.89 AU

Year: 513 Days

Day: 14.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,330,785 km

• M1: 99,483 km (0.075 R)
• M2: 350,209 km (0.077 R)
• M3: 712,235 km (0.108 R)
• M4: 970,591 km (0.072 R)
• M5: 1,226,703 km (0.077 R)
• M6: 1,912,310 km (0.045 R)
• M7: 2,284,808 km (0.047 R)
• M8: 2,757,238 km (0.084 R)
• M9: 3,118,667 km (0.056 R)
• M10: 3,486,827 km (0.081 R)
• M11: 3,870,396 km (0.092 R)
• M12: 4,542,689 km (0.1 R)
• M13: 4,969,342 km (0.065 R)
• M14: 5,306,835 km (0.064 R)
• M15: 5,676,641 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.9

Radius: 13.4

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.74 AU - 0.9 AU

Year: 513 Days

Day: 14.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,330,785 km

• M1: 166,652 km (0.062 R)
• M2: 633,846 km (0.079 R)
• M3: 1,072,318 km (0.07 R)
• M4: 1,723,667 km (0.078 R)
• M5: 2,306,799 km (0.088 R)
• M6: 2,848,343 km (0.116 R)
• M7: 3,410,083 km (0.069 R)
• M8: 3,848,256 km (0.053 R)
• M9: 4,309,167 km (0.082 R)
• M10: 5,020,056 km (0.112 R)
• M11: 6,358,508 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.7

Radius: 10.8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.84 AU - 0.94 AU

Year: 580 Days

Day: 9.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 128.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,330,785 km

• M1: 134,339 km (0.107 R)
• M2: 647,460 km (0.108 R)
• M3: 995,125 km (0.108 R)
• M4: 1,341,594 km (0.115 R)
• M5: 1,754,185 km (0.117 R)
• M6: 2,492,301 km (0.108 R)
• M7: 2,933,315 km (0.109 R)
• M8: 3,518,093 km (0.112 R)
• M9: 3,873,986 km (0.098 R)
• M10: 5,072,565 km (0.093 R)
• M11: 6,543,710 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.4

Radius: 13.3

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.01 AU - 1.11 AU

Year: 753 Days

Day: 9.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,330,785 km

• M1: 165,605 km (0.106 R)
• M2: 644,019 km (0.084 R)
• M3: 1,080,994 km (0.102 R)
• M4: 1,664,276 km (0.099 R)
• M5: 3,280,083 km (0.061 R)
• M6: 3,704,791 km (0.077 R)
• M7: 4,746,142 km (0.101 R)
• M8: 5,207,053 km (0.076 R)
• M9: 6,814,482 km (0.115 R)
• M10: 7,317,131 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.6

Radius: 13.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.98 AU - 1.2 AU

Year: 786 Days

Day: 5.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 16,330,785 km

• M1: 164,857 km (0.093 R)
• M2: 609,911 km (0.113 R)
• M3: 1,165,667 km (0.092 R)
• M4: 1,699,432 km (0.099 R)
• M5: 2,196,695 km (0.114 R)
• M6: 2,751,703 km (0.068 R)
• M7: 3,422,350 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.6

Radius: 11.5

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.38 AU - 1.56 AU

Year: 1230 Days

Day: 13.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,330,785 km

• M1: 143,016 km (0.109 R)
• M2: 529,277 km (0.09 R)
• M3: 947,403 km (0.074 R)
• M4: 1,817,315 km (0.113 R)
• M5: 2,744,373 km (0.053 R)
• M6: 3,397,966 km (0.103 R)
• M7: 3,945,644 km (0.068 R)
• M8: 4,495,715 km (0.097 R)
• M9: 5,015,867 km (0.057 R)
• M10: 5,972,396 km (0.116 R)
• M11: 6,699,292 km (0.089 R)
• M12: 7,616,327 km (0.1 R)
• M13: 8,471,578 km (0.108 R)
• M14: 9,176,633 km (0.063 R)
• M15: 11,634,376 km (0.027 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.5

Radius: 12.6

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.31 AU - 1.95 AU

Year: 1436 Days

Day: 7.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,330,785 km

• M1: 166,353 km (0.118 R)
• M2: 583,432 km (0.116 R)
• M3: 997,369 km (0.117 R)
• M4: 1,551,180 km (0.111 R)
• M5: 2,295,430 km (0.114 R)
• M6: 2,750,656 km (0.11 R)
• M7: 3,466,931 km (0.108 R)
• M8: 3,862,019 km (0.062 R)
• M9: 4,270,271 km (0.096 R)
• M10: 5,987,056 km (0.085 R)
• M11: 7,636,373 km (0.094 R)
• M12: 9,570,823 km (0.094 R)
• M13: 9,987,752 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.5

Radius: 9.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.91 AU - 2.63 AU

Year: 2361 Days

Day: 12 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 16,330,785 km

• M1: 120,875 km (0.088 R)
• M2: 492,027 km (0.069 R)
• M3: 926,310 km (0.113 R)
• M4: 1,320,201 km (0.092 R)
• M5: 1,982,321 km (0.098 R)
• M6: 5,873,661 km (0.107 R)
• M7: 7,381,907 km (0.113 R)
• M8: 8,469,483 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.5

Radius: 14.1

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.12 AU - 2.66 AU

Year: 2550 Days

Day: 15 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 16,330,785 km

• M1: 175,329 km (0.046 R)
• M2: 785,688 km (0.113 R)
• M3: 1,668,166 km (0.105 R)
• M4: 2,155,855 km (0.088 R)
• M5: 2,602,704 km (0.09 R)
• M6: 3,146,193 km (0.061 R)
• M7: 3,922,606 km (0.09 R)
• M8: 4,709,491 km (0.091 R)
• M9: 5,274,671 km (0.075 R)
• M10: 6,098,806 km (0.104 R)
• M11: 6,570,638 km (0.108 R)
• M12: 7,370,388 km (0.102 R)
• M13: 8,036,547 km (0.045 R)
• M14: 8,639,277 km (0.104 R)
• M15: 9,822,895 km (0.111 R)
• M16: 10,317,765 km (0.087 R)
• M17: 11,071,290 km (0.043 R)
• M18: 13,093,404 km (0.103 R)
• M19: 14,506,506 km (0.102 R)
• M20: 18,026,843 km (0.086 R)
• M21: 18,828,687 km (0.108 R)
• M22: 20,319,430 km (0.053 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 9.2

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.5 AU - 5.36 AU

Year: 6436 Days

Day: 5.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,330,785 km

• M1: 114,742 km (0.086 R)
• M2: 621,280 km (0.107 R)
• M3: 1,144,424 km (0.107 R)
• M4: 2,653,717 km (0.114 R)
• M5: 3,547,564 km (0.095 R)
• M6: 6,448,865 km (0.067 R)
• M7: 12,015,103 km (0.08 R)
• M8: 13,583,487 km (0.06 R)
• M9: 16,282,232 km (0.038 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: 466 - 17,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit