🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.67 AU - 0.79 AU

Year: 227 Days

Day: 38.9 Hours

Environment

Temp: 203 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.02 AU - 1.32 AU

Year: 460 Days

Day: 20.1 Hours

Environment

Temp: 0 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.89 AU - 3.45 AU

Year: 2051 Days

Day: 29.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.15 AU - 5.17 AU

Year: 3656 Days

Day: 47.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,967,322 km

• M1: 353,949 km (0.103 R)

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.2

Radius: 9.4

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.71 AU - 5.87 AU

Year: 5063 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,967,322 km

• M1: 116,986 km (0.109 R)
• M2: 692,489 km (0.11 R)
• M3: 1,252,882 km (0.118 R)
• M4: 1,819,559 km (0.034 R)
• M5: 3,365,653 km (0.091 R)
• M6: 4,324,276 km (0.052 R)
• M7: 4,941,367 km (0.118 R)
• M8: 8,867,863 km (0.11 R)
• M9: 9,549,430 km (0.091 R)
• M10: 14,911,317 km (0.072 R)
• M11: 19,075,673 km (0.069 R)
• M12: 22,613,813 km (0.091 R)
• M13: 23,455,600 km (0.079 R)
• M14: 24,028,260 km (0.034 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.3

Radius: 15

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.4 AU - 11.24 AU

Year: 11184 Days

Day: 8.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,967,322 km

• M1: 187,297 km (0.083 R)
• M2: 672,592 km (0.112 R)
• M3: 1,268,141 km (0.081 R)
• M4: 1,967,362 km (0.052 R)
• M5: 3,047,309 km (0.072 R)
• M6: 4,759,456 km (0.047 R)
• M7: 7,046,209 km (0.089 R)
• M8: 8,520,646 km (0.109 R)
• M9: 10,655,856 km (0.119 R)
• M10: 11,459,496 km (0.107 R)
• M11: 15,485,025 km (0.077 R)
• M12: 16,167,939 km (0.032 R)
• M13: 17,667,359 km (0.061 R)
• M14: 18,262,459 km (0.068 R)
• M15: 21,273,715 km (0.117 R)
• M16: 22,032,924 km (0.05 R)
• M17: 24,694,270 km (0.066 R)
• M18: 27,662,890 km (0.089 R)
• M19: 30,224,305 km (0.072 R)
• M20: 32,495,201 km (0.101 R)
• M21: 34,761,608 km (0.104 R)
• M22: 35,461,726 km (0.111 R)
• M23: 37,010,663 km (0.057 R)
• M24: 38,480,312 km (0.077 R)
• M25: 44,202,431 km (0.047 R)
• M26: 48,125,186 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.9

Radius: 11.5

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.8 AU - 10.2 AU

Year: 11493 Days

Day: 7.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,967,322 km

• M1: 143,016 km (0.105 R)
• M2: 861,085 km (0.085 R)
• M3: 1,335,161 km (0.1 R)
• M4: 1,818,512 km (0.069 R)
• M5: 2,302,910 km (0.088 R)
• M6: 3,287,264 km (0.105 R)
• M7: 4,296,002 km (0.032 R)
• M8: 5,163,371 km (0.089 R)
• M9: 7,079,420 km (0.108 R)
• M10: 7,885,603 km (0.117 R)
• M11: 8,425,502 km (0.099 R)
• M12: 8,942,063 km (0.071 R)
• M13: 9,529,534 km (0.025 R)
• M14: 10,619,654 km (0.093 R)
• M15: 11,056,031 km (0.054 R)
• M16: 14,257,425 km (0.078 R)
• M17: 15,821,770 km (0.115 R)
• M18: 18,107,476 km (0.116 R)
• M19: 24,817,389 km (0.09 R)
• M20: 26,274,173 km (0.102 R)
• M21: 27,889,980 km (0.107 R)
• M22: 28,827,510 km (0.099 R)
• M23: 29,251,021 km (0.114 R)
• M24: 30,546,090 km (0.094 R)
• M25: 34,068,222 km (0.061 R)
• M26: 34,899,538 km (0.113 R)
• M27: 37,349,203 km (0.102 R)
• M28: 39,001,661 km (0.116 R)
• M29: 40,702,289 km (0.068 R)
• M30: 41,101,716 km (0.104 R)
• M31: 47,557,761 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.4

Radius: 6.3

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 10.63 AU - 16.25 AU

Year: 17907 Days

Day: 17.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,967,322 km

• M1: 89,310 km (0.117 R)
• M2: 540,796 km (0.114 R)
• M3: 1,727,407 km (0.081 R)
• M4: 2,402,691 km (0.049 R)
• M5: 2,656,409 km (0.046 R)
• M6: 2,993,304 km (0.117 R)
• M7: 3,405,895 km (0.079 R)
• M8: 3,701,500 km (0.104 R)
• M9: 5,477,077 km (0.108 R)
• M10: 6,023,409 km (0.113 R)
• M11: 6,605,494 km (0.099 R)
• M12: 8,051,208 km (0.095 R)
• M13: 12,277,796 km (0.102 R)
• M14: 14,128,771 km (0.086 R)
• M15: 16,433,176 km (0.098 R)
• M16: 18,003,356 km (0.093 R)
• M17: 28,160,602 km (0.107 R)
• M18: 28,559,430 km (0.064 R)
• M19: 42,089,660 km (0.108 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 19,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit