🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.51 AU - 0.79 AU

Year: 224 Days

Day: 27.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.9 AU - 1.32 AU

Year: 500 Days

Day: 46 Hours

Environment

Temp: -73 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.6

Radius: 12.8

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.19 AU - 5.07 AU

Year: 3588 Days

Day: 7.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,292,037 km

• M1: 159,172 km (0.077 R)
• M2: 597,344 km (0.075 R)
• M3: 1,113,158 km (0.094 R)
• M4: 1,626,428 km (0.113 R)
• M5: 2,032,287 km (0.096 R)
• M6: 2,476,294 km (0.1 R)
• M7: 2,933,016 km (0.088 R)
• M8: 3,663,951 km (0.086 R)
• M9: 4,105,863 km (0.063 R)
• M10: 4,922,518 km (0.107 R)
• M11: 6,013,834 km (0.064 R)
• M12: 7,067,602 km (0.117 R)
• M13: 7,522,379 km (0.103 R)
• M14: 7,996,455 km (0.087 R)
• M15: 8,454,673 km (0.115 R)
• M16: 9,005,044 km (0.102 R)
• M17: 9,579,200 km (0.077 R)
• M18: 10,424,129 km (0.112 R)
• M19: 12,078,682 km (0.071 R)
• M20: 13,553,268 km (0.073 R)
• M21: 14,257,126 km (0.118 R)
• M22: 14,670,315 km (0.117 R)
• M23: 16,179,608 km (0.064 R)
• M24: 17,261,201 km (0.098 R)
• M25: 19,505,019 km (0.086 R)
• M26: 20,272,755 km (0.029 R)
• M27: 23,834,830 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.3

Radius: 11.8

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.49 AU - 6.87 AU

Year: 6568 Days

Day: 9.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,292,037 km

• M1: 146,905 km (0.057 R)
• M2: 1,409,212 km (0.108 R)
• M3: 2,629,482 km (0.088 R)
• M4: 3,868,601 km (0.106 R)
• M5: 5,782,107 km (0.086 R)
• M6: 9,318,302 km (0.11 R)
• M7: 10,029,939 km (0.061 R)
• M8: 10,421,137 km (0.099 R)
• M9: 13,557,307 km (0.089 R)
• M10: 19,736,148 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.6

Radius: 13.5

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.69 AU - 8.39 AU

Year: 8851 Days

Day: 11.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,292,037 km

• M1: 271,969 km (0.044 R)
• M2: 699,968 km (0.106 R)
• M3: 1,228,348 km (0.118 R)
• M4: 1,763,161 km (0.073 R)
• M5: 2,749,459 km (0.102 R)
• M6: 3,201,843 km (0.112 R)
• M7: 3,897,922 km (0.12 R)
• M8: 6,419,993 km (0.027 R)
• M9: 18,831,380 km (0.093 R)
• M10: 23,834,232 km (0.083 R)
• M11: 24,900,566 km (0.072 R)
• M12: 26,478,823 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.6

Radius: 3.1

Gravity: 14.42 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.41 AU - 13.95 AU

Year: 17064 Days

Day: 20.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,292,037 km

• M1: 44,879 km (0.06 R)
• M2: 246,388 km (0.104 R)
• M3: 2,329,538 km (0.117 R)
• M4: 3,208,126 km (0.034 R)
• M5: 4,153,585 km (0.097 R)
• M6: 4,450,686 km (0.085 R)
• M7: 11,951,374 km (0.061 R)
• M8: 12,058,785 km (0.104 R)
• M9: 14,105,583 km (0.105 R)
• M10: 15,913,922 km (0.117 R)
• M11: 20,362,664 km (0.086 R)
• M12: 23,243,021 km (0.1 R)
• M13: 24,346,455 km (0.075 R)
• M14: 25,573,307 km (0.093 R)
• M15: 35,890,624 km (0.109 R)
• M16: 38,873,755 km (0.072 R)
• M17: 40,183,933 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.6

Radius: 5.2

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 11.72 AU - 12.9 AU

Year: 18464 Days

Day: 19.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,292,037 km

• M1: 66,272 km (0.041 R)
• M2: 328,517 km (0.048 R)
• M3: 747,092 km (0.094 R)
• M4: 1,113,008 km (0.047 R)
• M5: 1,894,059 km (0.08 R)
• M6: 3,064,064 km (0.07 R)
• M7: 3,589,152 km (0.059 R)
• M8: 4,486,440 km (0.12 R)
• M9: 12,593,448 km (0.104 R)
• M10: 16,330,552 km (0.103 R)
• M11: 17,750,984 km (0.052 R)
• M12: 18,742,519 km (0.092 R)
• M13: 21,290,320 km (0.062 R)
• M14: 23,960,343 km (0.107 R)
• M15: 28,149,981 km (0.115 R)
• M16: 33,541,937 km (0.118 R)
• M17: 37,006,923 km (0.103 R)
• M18: 39,031,431 km (0.092 R)
• M19: 44,638,060 km (0.037 R)
• M20: 47,554,022 km (0.09 R)
• M21: 50,431,537 km (0.068 R)
• M22: 59,391,851 km (0.072 R)
• M23: 61,228,464 km (0.094 R)
• M24: 62,348,353 km (0.067 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 15,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit