🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.56 AU - 0.84 AU

Year: 206 Days

Day: 29.6 Hours

Environment

Temp: 219 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,277,318 km

• M1: 26,928 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.9 AU - 1.5 AU

Year: 462 Days

Day: 18 Hours

Environment

Temp: 19 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.38 AU - 2.18 AU

Year: 835 Days

Day: 44.1 Hours

Environment

Temp: -39 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.98 AU - 5.72 AU

Year: 4349 Days

Day: 14.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.7

Radius: 9.3

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.06 AU - 8.54 AU

Year: 6932 Days

Day: 6.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 30,277,318 km

• M1: 115,639 km (0.115 R)
• M2: 466,297 km (0.106 R)
• M3: 755,918 km (0.03 R)
• M4: 1,050,177 km (0.083 R)
• M5: 1,601,894 km (0.045 R)
• M6: 1,899,295 km (0.118 R)
• M7: 2,406,880 km (0.094 R)
• M8: 3,369,692 km (0.104 R)
• M9: 4,406,106 km (0.087 R)
• M10: 5,452,693 km (0.034 R)
• M11: 6,271,592 km (0.055 R)
• M12: 6,947,176 km (0.09 R)
• M13: 7,283,621 km (0.119 R)
• M14: 7,591,942 km (0.093 R)
• M15: 8,234,615 km (0.072 R)
• M16: 10,527,352 km (0.099 R)
• M17: 12,327,613 km (0.029 R)
• M18: 13,967,654 km (0.044 R)
• M19: 14,324,445 km (0.064 R)
• M20: 17,400,776 km (0.043 R)
• M21: 20,661,112 km (0.104 R)
• M22: 21,832,612 km (0.057 R)
• M23: 24,651,036 km (0.116 R)
• M24: 24,997,954 km (0.117 R)
• M25: 26,598,950 km (0.115 R)
• M26: 27,055,523 km (0.115 R)
• M27: 31,200,730 km (0.098 R)
• M28: 35,750,750 km (0.089 R)
• M29: 38,241,404 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93

Radius: 12.3

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.46 AU - 13.94 AU

Year: 14977 Days

Day: 13.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,277,318 km

• M1: 307,872 km (0.115 R)
• M2: 3,000,335 km (0.099 R)
• M3: 6,096,861 km (0.067 R)
• M4: 11,591,890 km (0.105 R)
• M5: 13,585,282 km (0.081 R)
• M6: 14,242,166 km (0.092 R)
• M7: 16,401,761 km (0.094 R)
• M8: 17,655,840 km (0.057 R)
• M9: 28,460,397 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.5

Radius: 7.9

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 17.71 AU - 19.49 AU

Year: 28193 Days

Day: 22.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 30,277,318 km

• M1: 98,286 km (0.109 R)
• M2: 345,870 km (0.06 R)
• M3: 861,983 km (0.118 R)
• M4: 1,645,128 km (0.118 R)
• M5: 1,950,307 km (0.085 R)
• M6: 2,354,222 km (0.079 R)
• M7: 2,930,622 km (0.086 R)
• M8: 3,356,079 km (0.111 R)
• M9: 3,967,186 km (0.114 R)
• M10: 6,410,119 km (0.079 R)
• M11: 7,620,366 km (0.086 R)
• M12: 8,523,937 km (0.103 R)
• M13: 9,765,151 km (0.059 R)
• M14: 12,157,520 km (0.041 R)
• M15: 13,862,337 km (0.085 R)
• M16: 15,795,291 km (0.075 R)
• M17: 17,820,098 km (0.078 R)
• M18: 18,228,351 km (0.092 R)
• M19: 24,020,930 km (0.09 R)
• M20: 35,476,537 km (0.051 R)
• M21: 40,166,879 km (0.038 R)
• M22: 43,611,968 km (0.112 R)
• M23: 48,504,716 km (0.086 R)
• M24: 51,083,035 km (0.076 R)
• M25: 55,986,554 km (0.112 R)
• M26: 56,862,599 km (0.113 R)
• M27: 58,462,249 km (0.082 R)
• M28: 60,274,628 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21

Radius: 6.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 14.54 AU - 23.08 AU

Year: 28672 Days

Day: 17.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,277,318 km

• M1: 89,609 km (0.102 R)
• M2: 357,988 km (0.105 R)
• M3: 1,571,077 km (0.107 R)
• M4: 1,842,298 km (0.112 R)
• M5: 2,069,687 km (0.116 R)
• M6: 2,396,558 km (0.039 R)
• M7: 5,554,120 km (0.066 R)
• M8: 6,966,773 km (0.083 R)
• M9: 13,075,003 km (0.049 R)
• M10: 16,790,117 km (0.054 R)
• M11: 18,041,354 km (0.12 R)
• M12: 19,019,873 km (0.113 R)
• M13: 19,219,586 km (0.085 R)
• M14: 19,623,501 km (0.066 R)
• M15: 27,385,237 km (0.114 R)
• M16: 27,810,992 km (0.12 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 15,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit