🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.59 AU - 0.67 AU

Year: 177 Days

Day: 13 Hours

Environment

Temp: 152 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.2 AU - 1.72 AU

Year: 623 Days

Day: 18.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,729,182 km

• M1: 15,857 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.21 AU - 3.55 AU

Year: 1726 Days

Day: 44.1 Hours

Environment

Temp: -98 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.08 AU - 5.32 AU

Year: 4187 Days

Day: 47.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.9

Radius: 13.5

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.87 AU - 7.29 AU

Year: 5960 Days

Day: 7.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,729,182 km

• M1: 168,746 km (0.111 R)
• M2: 599,588 km (0.073 R)
• M3: 1,191,248 km (0.101 R)
• M4: 2,120,849 km (0.098 R)
• M5: 4,637,384 km (0.055 R)
• M6: 6,707,969 km (0.106 R)
• M7: 9,251,282 km (0.059 R)
• M8: 10,669,171 km (0.116 R)
• M9: 12,432,331 km (0.107 R)
• M10: 13,656,042 km (0.103 R)
• M11: 14,212,546 km (0.114 R)
• M12: 15,430,721 km (0.102 R)
• M13: 17,483,952 km (0.088 R)
• M14: 18,542,506 km (0.107 R)
• M15: 20,860,077 km (0.054 R)
• M16: 21,524,441 km (0.112 R)
• M17: 23,129,327 km (0.08 R)
• M18: 30,071,266 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.9

Radius: 13.2

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 11.79 AU - 11.99 AU

Year: 14477 Days

Day: 12 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,729,182 km

• M1: 164,109 km (0.055 R)
• M2: 630,705 km (0.102 R)
• M3: 1,060,799 km (0.119 R)
• M4: 3,082,165 km (0.114 R)
• M5: 3,626,552 km (0.06 R)
• M6: 4,940,021 km (0.061 R)
• M7: 5,689,506 km (0.104 R)
• M8: 6,195,596 km (0.1 R)
• M9: 10,230,550 km (0.092 R)
• M10: 12,259,097 km (0.117 R)
• M11: 14,605,390 km (0.116 R)
• M12: 17,446,403 km (0.096 R)
• M13: 18,228,650 km (0.082 R)
• M14: 23,765,417 km (0.087 R)
• M15: 26,171,250 km (0.099 R)
• M16: 28,151,627 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.9

Radius: 7.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.48 AU - 18.14 AU

Year: 20125 Days

Day: 20.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,729,182 km

• M1: 89,759 km (0.09 R)
• M2: 353,350 km (0.095 R)
• M3: 618,587 km (0.042 R)
• M4: 1,585,438 km (0.078 R)
• M5: 2,129,974 km (0.103 R)
• M6: 3,027,562 km (0.113 R)
• M7: 6,633,768 km (0.114 R)
• M8: 7,491,413 km (0.093 R)
• M9: 8,777,206 km (0.073 R)
• M10: 9,283,595 km (0.114 R)
• M11: 10,558,019 km (0.103 R)
• M12: 10,972,555 km (0.11 R)
• M13: 14,689,314 km (0.041 R)
• M14: 15,936,362 km (0.113 R)
• M15: 19,016,433 km (0.12 R)
• M16: 22,134,052 km (0.099 R)
• M17: 24,034,843 km (0.094 R)
• M18: 26,041,997 km (0.089 R)
• M19: 30,699,278 km (0.054 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.5

Radius: 5.1

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.76 AU - 18.48 AU

Year: 23925 Days

Day: 21.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,729,182 km

• M1: 63,429 km (0.104 R)
• M2: 654,640 km (0.102 R)
• M3: 1,077,404 km (0.111 R)
• M4: 1,648,120 km (0.066 R)
• M5: 2,148,375 km (0.109 R)
• M6: 2,489,309 km (0.09 R)
• M7: 2,696,352 km (0.115 R)
• M8: 3,016,043 km (0.117 R)
• M9: 3,556,540 km (0.116 R)
• M10: 4,385,611 km (0.098 R)
• M11: 5,760,565 km (0.1 R)
• M12: 6,719,936 km (0.095 R)
• M13: 7,122,803 km (0.088 R)
• M14: 7,781,184 km (0.08 R)
• M15: 8,530,819 km (0.084 R)
• M16: 8,949,693 km (0.065 R)
• M17: 9,772,032 km (0.106 R)
• M18: 10,524,509 km (0.11 R)
• M19: 12,340,927 km (0.086 R)
• M20: 13,357,893 km (0.093 R)
• M21: 15,327,199 km (0.062 R)
• M22: 18,675,050 km (0.098 R)
• M23: 20,379,568 km (0.064 R)
• M24: 22,087,527 km (0.073 R)
• M25: 24,405,845 km (0.046 R)
• M26: 26,549,284 km (0.091 R)
• M27: 29,048,615 km (0.119 R)
• M28: 30,596,804 km (0.103 R)
• M29: 34,377,890 km (0.095 R)
• M30: 35,570,185 km (0.082 R)
• M31: 46,276,905 km (0.08 R)
• M32: 49,378,517 km (0.096 R)
• M33: 60,842,052 km (0.096 R)
• M34: 68,838,358 km (0.083 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 17,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit