🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.53 AU - 0.63 AU

Year: 199 Days

Day: 18.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.3

Radius: 12.1

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.11 AU - 2.53 AU

Year: 1589 Days

Day: 8.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,400,563 km

• M1: 162,613 km (0.051 R)
• M2: 607,816 km (0.103 R)
• M3: 1,049,728 km (0.066 R)
• M4: 1,503,159 km (0.12 R)
• M5: 2,440,091 km (0.098 R)
• M6: 3,918,417 km (0.083 R)
• M7: 4,342,078 km (0.107 R)
• M8: 6,137,253 km (0.083 R)
• M9: 6,964,828 km (0.083 R)
• M10: 8,277,998 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.8

Radius: 14

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.92 AU - 2.96 AU

Year: 1714 Days

Day: 14.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,400,563 km

• M1: 174,132 km (0.03 R)
• M2: 805,285 km (0.076 R)
• M3: 1,325,437 km (0.098 R)
• M4: 1,914,703 km (0.091 R)
• M5: 2,419,596 km (0.096 R)
• M6: 4,013,262 km (0.092 R)
• M7: 5,950,106 km (0.063 R)
• M8: 6,611,179 km (0.073 R)
• M9: 8,479,955 km (0.068 R)
• M10: 9,930,905 km (0.098 R)
• M11: 11,123,649 km (0.095 R)
• M12: 12,248,924 km (0.12 R)
• M13: 13,448,699 km (0.107 R)
• M14: 14,231,844 km (0.091 R)
• M15: 15,746,672 km (0.101 R)
• M16: 16,371,991 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.8

Radius: 13.8

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.89 AU - 3.21 AU

Year: 2395 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,400,563 km

• M1: 172,187 km (0.055 R)
• M2: 607,218 km (0.083 R)
• M3: 1,231,490 km (0.051 R)
• M4: 1,678,039 km (0.053 R)
• M5: 2,915,064 km (0.107 R)
• M6: 3,638,370 km (0.087 R)
• M7: 4,072,952 km (0.071 R)
• M8: 4,648,903 km (0.112 R)
• M9: 5,208,998 km (0.098 R)
• M10: 6,120,498 km (0.088 R)
• M11: 7,699,653 km (0.108 R)
• M12: 8,165,501 km (0.055 R)
• M13: 10,037,419 km (0.106 R)
• M14: 12,222,744 km (0.106 R)
• M15: 12,988,087 km (0.101 R)
• M16: 14,567,691 km (0.09 R)
• M17: 15,137,809 km (0.104 R)
• M18: 18,269,341 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.6

Radius: 11.3

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.25 AU - 3.97 AU

Year: 3084 Days

Day: 9.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,400,563 km

• M1: 140,622 km (0.085 R)
• M2: 526,435 km (0.057 R)
• M3: 1,159,982 km (0.093 R)
• M4: 1,686,716 km (0.057 R)
• M5: 2,261,471 km (0.105 R)
• M6: 2,806,157 km (0.116 R)
• M7: 3,313,892 km (0.097 R)
• M8: 3,863,066 km (0.081 R)
• M9: 5,262,853 km (0.115 R)
• M10: 5,704,466 km (0.025 R)
• M11: 7,418,708 km (0.075 R)
• M12: 8,263,786 km (0.093 R)
• M13: 10,522,565 km (0.066 R)
• M14: 11,225,824 km (0.078 R)
• M15: 13,434,038 km (0.102 R)
• M16: 13,982,165 km (0.03 R)
• M17: 15,025,760 km (0.06 R)
• M18: 15,467,373 km (0.107 R)
• M19: 16,222,692 km (0.074 R)
• M20: 18,805,649 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.3

Radius: 14

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.68 AU - 6.2 AU

Year: 5704 Days

Day: 6.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,400,563 km

• M1: 199,713 km (0.083 R)
• M2: 769,681 km (0.07 R)
• M3: 1,999,376 km (0.066 R)
• M4: 5,620,990 km (0.116 R)
• M5: 9,935,543 km (0.082 R)
• M6: 10,712,554 km (0.095 R)
• M7: 11,161,647 km (0.048 R)
• M8: 12,486,336 km (0.069 R)
• M9: 18,977,537 km (0.066 R)
• M10: 19,904,296 km (0.106 R)
• M11: 24,684,845 km (0.09 R)
• M12: 25,391,097 km (0.108 R)
• M13: 26,516,522 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825

Radius: 10.5

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.84 AU - 8 AU

Year: 7313 Days

Day: 15 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,400,563 km

• M1: 131,197 km (0.076 R)
• M2: 693,985 km (0.062 R)
• M3: 1,420,432 km (0.08 R)
• M4: 2,104,393 km (0.064 R)
• M5: 2,485,569 km (0.07 R)
• M6: 2,851,635 km (0.109 R)
• M7: 3,320,774 km (0.103 R)
• M8: 3,767,024 km (0.064 R)
• M9: 4,147,302 km (0.096 R)
• M10: 4,867,616 km (0.083 R)
• M11: 5,636,848 km (0.042 R)
• M12: 6,414,308 km (0.067 R)
• M13: 7,416,464 km (0.065 R)
• M14: 8,911,096 km (0.116 R)
• M15: 9,359,740 km (0.118 R)
• M16: 9,823,494 km (0.047 R)
• M17: 12,321,030 km (0.108 R)
• M18: 12,709,386 km (0.06 R)
• M19: 13,163,416 km (0.099 R)
• M20: 13,983,811 km (0.082 R)
• M21: 16,249,919 km (0.098 R)
• M22: 18,533,082 km (0.104 R)
• M23: 20,709,132 km (0.117 R)
• M24: 29,715,223 km (0.098 R)
• M25: 30,717,978 km (0.053 R)
• M26: 31,330,432 km (0.102 R)
• M27: 35,511,393 km (0.06 R)
• M28: 37,793,359 km (0.099 R)
• M29: 38,851,465 km (0.098 R)
• M30: 39,929,168 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.2

Radius: 5

Gravity: 17.93 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 10.64 AU - 13.46 AU

Year: 18806 Days

Day: 16.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,400,563 km

• M1: 68,815 km (0.102 R)
• M2: 235,916 km (0.094 R)
• M3: 599,887 km (0.085 R)
• M4: 1,112,410 km (0.107 R)
• M5: 1,452,595 km (0.1 R)
• M6: 1,772,286 km (0.109 R)
• M7: 2,401,046 km (0.113 R)
• M8: 3,848,256 km (0.116 R)
• M9: 6,267,552 km (0.061 R)
• M10: 6,680,293 km (0.088 R)
• M11: 9,438,578 km (0.106 R)
• M12: 13,471,438 km (0.091 R)
• M13: 18,024,599 km (0.073 R)
• M14: 18,354,612 km (0.1 R)
• M15: 18,688,664 km (0.117 R)
• M16: 19,890,084 km (0.068 R)
• M17: 21,509,182 km (0.085 R)
• M18: 24,099,319 km (0.118 R)
• M19: 24,701,900 km (0.095 R)
• M20: 28,418,659 km (0.065 R)
• M21: 34,098,142 km (0.104 R)
• M22: 36,017,034 km (0.098 R)
• M23: 37,202,298 km (0.1 R)
• M24: 38,549,427 km (0.106 R)
• M25: 40,630,632 km (0.075 R)
• M26: 45,470,572 km (0.105 R)
• M27: 51,338,249 km (0.108 R)
• M28: 54,882,971 km (0.095 R)
• M29: 57,690,773 km (0.096 R)
• M30: 58,048,312 km (0.052 R)
• M31: 59,675,787 km (0.065 R)
• M32: 62,832,153 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: 448 - 15,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit