🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.88 AU - 1.2 AU

Year: 384 Days

Day: 35.4 Hours

Environment

Temp: 33 °C

Axial Tilt: 47.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.44 AU - 1.66 AU

Year: 698 Days

Day: 31.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.94 AU - 4.1 AU

Year: 2388 Days

Day: 20.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,339,248 km

• M1: 33,959 km (0.084 R)

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.2 AU - 4.86 AU

Year: 2926 Days

Day: 33 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,339,248 km

• M1: 117,584 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.7

Radius: 11.6

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.93 AU - 5.09 AU

Year: 4056 Days

Day: 8.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 96,339,248 km

• M1: 144,512 km (0.106 R)
• M2: 544,387 km (0.095 R)
• M3: 1,587,682 km (0.103 R)
• M4: 1,961,976 km (0.091 R)
• M5: 2,596,869 km (0.095 R)
• M6: 2,998,390 km (0.111 R)
• M7: 3,638,968 km (0.06 R)
• M8: 4,122,469 km (0.067 R)
• M9: 5,066,132 km (0.077 R)
• M10: 6,119,450 km (0.115 R)
• M11: 6,713,653 km (0.095 R)
• M12: 7,120,260 km (0.094 R)
• M13: 8,547,723 km (0.07 R)
• M14: 12,607,510 km (0.105 R)
• M15: 14,738,382 km (0.064 R)
• M16: 15,861,862 km (0.108 R)
• M17: 16,304,522 km (0.095 R)
• M18: 17,099,186 km (0.112 R)
• M19: 19,136,560 km (0.108 R)
• M20: 21,802,693 km (0.116 R)
• M21: 22,281,406 km (0.035 R)
• M22: 22,837,162 km (0.039 R)
• M23: 23,330,985 km (0.076 R)
• M24: 23,831,838 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.5

Radius: 12.2

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.35 AU - 5.35 AU

Year: 4475 Days

Day: 7.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 96,339,248 km

• M1: 151,692 km (0.051 R)
• M2: 657,333 km (0.103 R)
• M3: 1,316,760 km (0.119 R)
• M4: 1,890,767 km (0.116 R)
• M5: 2,627,687 km (0.071 R)
• M6: 3,527,817 km (0.119 R)
• M7: 4,016,553 km (0.061 R)
• M8: 5,317,307 km (0.062 R)
• M9: 7,717,455 km (0.094 R)
• M10: 9,312,767 km (0.117 R)
• M11: 10,765,362 km (0.112 R)
• M12: 12,126,553 km (0.063 R)
• M13: 14,860,903 km (0.094 R)
• M14: 15,520,181 km (0.093 R)
• M15: 16,256,352 km (0.074 R)
• M16: 16,721,003 km (0.094 R)
• M17: 17,859,742 km (0.107 R)
• M18: 18,542,357 km (0.099 R)
• M19: 20,025,919 km (0.06 R)
• M20: 23,447,970 km (0.101 R)
• M21: 24,797,343 km (0.056 R)
• M22: 25,882,227 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.1

Radius: 11.9

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.37 AU - 9.87 AU

Year: 9961 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,339,248 km

• M1: 153,637 km (0.096 R)
• M2: 549,024 km (0.06 R)
• M3: 1,121,535 km (0.079 R)
• M4: 1,571,675 km (0.096 R)
• M5: 2,142,690 km (0.083 R)
• M6: 2,768,009 km (0.103 R)
• M7: 3,689,083 km (0.107 R)
• M8: 4,706,349 km (0.08 R)
• M9: 7,186,233 km (0.115 R)
• M10: 7,581,620 km (0.044 R)
• M11: 10,804,557 km (0.109 R)
• M12: 12,302,779 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.9

Radius: 6.5

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 17.65 AU - 22.75 AU

Year: 32834 Days

Day: 18.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 96,339,248 km

• M1: 80,932 km (0.092 R)
• M2: 482,603 km (0.118 R)
• M3: 816,804 km (0.058 R)
• M4: 1,733,989 km (0.099 R)
• M5: 2,705,926 km (0.117 R)
• M6: 3,324,513 km (0.068 R)
• M7: 8,392,889 km (0.1 R)
• M8: 9,148,059 km (0.108 R)
• M9: 11,755,700 km (0.078 R)
• M10: 15,070,340 km (0.027 R)
• M11: 15,835,234 km (0.088 R)
• M12: 19,154,960 km (0.102 R)
• M13: 23,244,667 km (0.052 R)
• M14: 33,810,016 km (0.068 R)
• M15: 34,678,582 km (0.097 R)
• M16: 51,426,213 km (0.064 R)
• M17: 53,154,667 km (0.098 R)
• M18: 70,253,254 km (0.083 R)
• M19: 72,141,180 km (0.074 R)
• M20: 78,258,685 km (0.069 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 13,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit