🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.57 AU - 0.69 AU

Year: 178 Days

Day: 44.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 62,951,252 km

• M1: 12,566 km (0.119 R)
• M2: 187,596 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.52 AU - 0.74 AU

Year: 178 Days

Day: 34.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.22 AU - 1.66 AU

Year: 616 Days

Day: 18.5 Hours

Environment

Temp: -17 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.46 AU - 2.92 AU

Year: 1573 Days

Day: 45.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 11.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.41 AU - 6.45 AU

Year: 5147 Days

Day: 8.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,951,252 km

• M1: 156,779 km (0.076 R)
• M2: 535,411 km (0.066 R)
• M3: 914,193 km (0.105 R)
• M4: 1,797,418 km (0.094 R)
• M5: 3,090,243 km (0.109 R)
• M6: 5,979,726 km (0.06 R)
• M7: 6,931,318 km (0.036 R)
• M8: 10,147,822 km (0.06 R)
• M9: 12,762,942 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.5

Radius: 15

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.23 AU - 6.81 AU

Year: 5265 Days

Day: 9.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,951,252 km

• M1: 187,745 km (0.114 R)
• M2: 1,215,034 km (0.095 R)
• M3: 1,966,464 km (0.094 R)
• M4: 3,769,268 km (0.078 R)
• M5: 4,724,002 km (0.097 R)
• M6: 5,359,493 km (0.104 R)
• M7: 6,939,845 km (0.102 R)
• M8: 8,813,259 km (0.073 R)
• M9: 10,539,768 km (0.095 R)
• M10: 12,482,446 km (0.107 R)
• M11: 13,867,124 km (0.111 R)
• M12: 19,318,321 km (0.095 R)
• M13: 20,229,222 km (0.104 R)
• M14: 21,537,605 km (0.098 R)
• M15: 22,824,446 km (0.098 R)
• M16: 24,484,085 km (0.117 R)
• M17: 25,634,343 km (0.082 R)
• M18: 26,906,523 km (0.093 R)
• M19: 27,954,157 km (0.054 R)
• M20: 29,576,546 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.1

Radius: 8.6

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.43 AU - 6.49 AU

Year: 5853 Days

Day: 8.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,951,252 km

• M1: 107,411 km (0.115 R)
• M2: 575,204 km (0.066 R)
• M3: 901,626 km (0.079 R)
• M4: 1,498,671 km (0.095 R)
• M5: 1,837,810 km (0.04 R)
• M6: 2,370,229 km (0.028 R)
• M7: 2,926,583 km (0.053 R)
• M8: 3,440,452 km (0.032 R)
• M9: 5,071,218 km (0.103 R)
• M10: 5,462,117 km (0.065 R)
• M11: 5,994,387 km (0.118 R)
• M12: 7,127,890 km (0.068 R)
• M13: 7,619,169 km (0.114 R)
• M14: 8,591,406 km (0.1 R)
• M15: 8,906,608 km (0.098 R)
• M16: 10,201,528 km (0.115 R)
• M17: 11,475,204 km (0.105 R)
• M18: 12,447,740 km (0.046 R)
• M19: 14,500,671 km (0.074 R)
• M20: 15,347,096 km (0.104 R)
• M21: 17,638,636 km (0.098 R)
• M22: 17,956,232 km (0.118 R)
• M23: 19,669,726 km (0.079 R)
• M24: 20,706,440 km (0.113 R)
• M25: 22,218,425 km (0.065 R)
• M26: 24,740,945 km (0.037 R)
• M27: 25,460,660 km (0.118 R)
• M28: 30,075,605 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.7

Radius: 7

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 10.86 AU - 16.08 AU

Year: 17622 Days

Day: 21.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,951,252 km

• M1: 104,270 km (0.054 R)
• M2: 956,080 km (0.037 R)
• M3: 1,767,499 km (0.097 R)
• M4: 3,455,412 km (0.081 R)
• M5: 3,961,352 km (0.058 R)
• M6: 5,333,314 km (0.115 R)
• M7: 5,930,957 km (0.038 R)
• M8: 6,206,068 km (0.113 R)
• M9: 8,524,535 km (0.119 R)
• M10: 11,126,940 km (0.073 R)
• M11: 18,657,697 km (0.03 R)
• M12: 19,940,947 km (0.029 R)
• M13: 20,381,364 km (0.073 R)
• M14: 29,576,546 km (0.108 R)
• M15: 29,919,425 km (0.116 R)
• M16: 36,685,587 km (0.091 R)
• M17: 38,966,655 km (0.103 R)
• M18: 41,198,506 km (0.082 R)
• M19: 42,490,582 km (0.107 R)
• M20: 51,307,582 km (0.098 R)

Kuiper Belt

Range: 30.8 - 51.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 11,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit