🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.8

Radius: 13

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.48 AU - 0.8 AU

Year: 347 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 97.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,993,894 km

• M1: 161,715 km (0.095 R)
• M2: 665,262 km (0.086 R)
• M3: 1,155,644 km (0.107 R)
• M4: 1,953,000 km (0.119 R)
• M5: 2,380,252 km (0.103 R)
• M6: 3,048,805 km (0.099 R)
• M7: 3,475,009 km (0.061 R)
• M8: 4,491,227 km (0.053 R)
• M9: 5,277,962 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.2

Radius: 8.3

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.67 AU - 0.95 AU

Year: 494 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,993,894 km

• M1: 103,223 km (0.112 R)
• M2: 362,476 km (0.069 R)
• M3: 672,742 km (0.096 R)
• M4: 1,437,785 km (0.116 R)
• M5: 1,825,842 km (0.079 R)
• M6: 2,550,195 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.1

Radius: 13.4

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.2 AU - 1.36 AU

Year: 982 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,993,894 km

• M1: 167,250 km (0.051 R)
• M2: 585,376 km (0.097 R)
• M3: 1,095,206 km (0.111 R)
• M4: 1,604,587 km (0.116 R)
• M5: 2,783,717 km (0.067 R)
• M6: 3,530,809 km (0.062 R)
• M7: 4,171,686 km (0.114 R)
• M8: 4,779,353 km (0.116 R)
• M9: 5,229,642 km (0.091 R)
• M10: 5,647,020 km (0.072 R)
• M11: 6,459,187 km (0.108 R)
• M12: 7,035,139 km (0.106 R)
• M13: 7,745,879 km (0.096 R)
• M14: 8,343,372 km (0.085 R)
• M15: 9,397,738 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.8

Radius: 9

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.49 AU - 2.31 AU

Year: 1776 Days

Day: 14.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,993,894 km

• M1: 112,049 km (0.102 R)
• M2: 410,646 km (0.108 R)
• M3: 822,040 km (0.107 R)
• M4: 1,319,902 km (0.058 R)
• M5: 1,658,741 km (0.095 R)
• M6: 2,115,613 km (0.118 R)
• M7: 2,712,060 km (0.045 R)
• M8: 4,082,526 km (0.043 R)
• M9: 4,376,336 km (0.091 R)
• M10: 5,436,237 km (0.117 R)
• M11: 6,343,698 km (0.032 R)
• M12: 6,712,157 km (0.067 R)
• M13: 7,492,310 km (0.082 R)
• M14: 7,994,660 km (0.095 R)
• M15: 8,678,023 km (0.102 R)
• M16: 9,399,683 km (0.103 R)
• M17: 9,706,209 km (0.076 R)
• M18: 10,125,382 km (0.1 R)
• M19: 11,037,331 km (0.102 R)
• M20: 11,844,860 km (0.051 R)
• M21: 12,527,026 km (0.061 R)
• M22: 13,150,401 km (0.095 R)
• M23: 14,101,993 km (0.093 R)
• M24: 15,098,763 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.2

Radius: 12.9

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.29 AU - 4.49 AU

Year: 5204 Days

Day: 13.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,993,894 km

• M1: 160,519 km (0.062 R)
• M2: 900,729 km (0.109 R)
• M3: 1,412,503 km (0.086 R)
• M4: 2,163,933 km (0.068 R)
• M5: 2,641,001 km (0.08 R)
• M6: 3,522,282 km (0.056 R)
• M7: 4,043,780 km (0.083 R)
• M8: 5,102,484 km (0.093 R)
• M9: 7,397,764 km (0.089 R)
• M10: 9,183,514 km (0.086 R)
• M11: 12,175,322 km (0.055 R)
• M12: 12,791,366 km (0.093 R)
• M13: 16,558,689 km (0.114 R)
• M14: 19,515,790 km (0.032 R)
• M15: 21,082,379 km (0.074 R)
• M16: 22,885,482 km (0.057 R)
• M17: 24,708,033 km (0.113 R)
• M18: 27,840,014 km (0.074 R)
• M19: 31,037,818 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.7

Radius: 4

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.37 AU - 10.21 AU

Year: 16189 Days

Day: 23.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,993,894 km

• M1: 85,720 km (0.107 R)
• M2: 267,481 km (0.117 R)
• M3: 447,746 km (0.092 R)
• M4: 792,420 km (0.1 R)
• M5: 1,340,098 km (0.049 R)
• M6: 1,535,173 km (0.06 R)
• M7: 1,721,273 km (0.117 R)
• M8: 2,620,207 km (0.058 R)
• M9: 5,106,224 km (0.12 R)
• M10: 5,252,082 km (0.082 R)
• M11: 5,991,395 km (0.111 R)
• M12: 6,693,009 km (0.098 R)
• M13: 7,787,916 km (0.034 R)
• M14: 8,581,083 km (0.093 R)
• M15: 9,959,628 km (0.096 R)
• M16: 11,134,570 km (0.093 R)
• M17: 12,346,462 km (0.103 R)
• M18: 13,092,506 km (0.069 R)
• M19: 15,817,132 km (0.086 R)
• M20: 16,696,469 km (0.116 R)
• M21: 18,689,412 km (0.11 R)
• M22: 20,102,663 km (0.105 R)
• M23: 20,613,689 km (0.118 R)
• M24: 21,585,626 km (0.119 R)
• M25: 26,036,911 km (0.083 R)
• M26: 29,633,094 km (0.106 R)
• M27: 33,648,750 km (0.117 R)
• M28: 34,265,243 km (0.055 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: 548 - 18,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit