🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.51 AU - 0.59 AU

Year: 259 Days

Day: 26.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,132,111 km

• M1: 72,256 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.54 AU - 0.64 AU

Year: 288 Days

Day: 34.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,132,111 km

• M1: 53,406 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.51 AU - 0.83 AU

Year: 349 Days

Day: 17.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,132,111 km

• M1: 49,367 km (0.104 R)
• M2: 455,376 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.6

Radius: 11.1

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.89 AU - 0.91 AU

Year: 543 Days

Day: 9.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,132,111 km

• M1: 138,079 km (0.049 R)
• M2: 614,398 km (0.102 R)
• M3: 1,062,893 km (0.094 R)
• M4: 1,431,203 km (0.074 R)
• M5: 2,034,830 km (0.082 R)
• M6: 2,488,710 km (0.097 R)
• M7: 3,069,449 km (0.075 R)
• M8: 4,241,997 km (0.109 R)
• M9: 5,784,052 km (0.114 R)
• M10: 6,560,016 km (0.057 R)
• M11: 7,015,542 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.8

Radius: 14.1

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.25 AU - 1.26 AU

Year: 889 Days

Day: 12.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,132,111 km

• M1: 175,329 km (0.107 R)
• M2: 812,915 km (0.11 R)
• M3: 1,505,852 km (0.075 R)
• M4: 2,294,383 km (0.08 R)
• M5: 2,993,453 km (0.047 R)
• M6: 4,078,337 km (0.102 R)
• M7: 4,712,183 km (0.065 R)
• M8: 5,292,623 km (0.063 R)
• M9: 6,385,884 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.2

Radius: 12.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.63 AU - 1.87 AU

Year: 1472 Days

Day: 9.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,132,111 km

• M1: 173,534 km (0.11 R)
• M2: 618,438 km (0.053 R)
• M3: 1,469,649 km (0.051 R)
• M4: 2,002,068 km (0.12 R)
• M5: 2,772,647 km (0.097 R)
• M6: 3,262,580 km (0.096 R)
• M7: 4,082,077 km (0.111 R)
• M8: 4,629,605 km (0.087 R)
• M9: 5,284,395 km (0.049 R)
• M10: 5,957,586 km (0.094 R)
• M11: 6,437,645 km (0.109 R)
• M12: 7,206,279 km (0.059 R)
• M13: 8,272,014 km (0.096 R)
• M14: 9,353,158 km (0.071 R)
• M15: 10,715,247 km (0.048 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.4

Radius: 13

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.96 AU - 2.62 AU

Year: 2203 Days

Day: 14.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,132,111 km

• M1: 161,715 km (0.115 R)
• M2: 570,566 km (0.03 R)
• M3: 1,052,870 km (0.096 R)
• M4: 1,520,214 km (0.039 R)
• M5: 2,094,520 km (0.101 R)
• M6: 3,018,436 km (0.101 R)
• M7: 4,873,749 km (0.112 R)
• M8: 5,642,532 km (0.06 R)
• M9: 6,206,816 km (0.072 R)
• M10: 6,908,280 km (0.105 R)
• M11: 7,501,735 km (0.111 R)
• M12: 7,989,723 km (0.118 R)
• M13: 8,441,209 km (0.074 R)
• M14: 9,395,644 km (0.118 R)
• M15: 9,803,448 km (0.082 R)
• M16: 12,504,587 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.7

Radius: 3.5

Gravity: 17.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.95 AU - 9.95 AU

Year: 17024 Days

Day: 19.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,132,111 km

• M1: 48,320 km (0.099 R)
• M2: 172,786 km (0.074 R)
• M3: 290,519 km (0.104 R)
• M4: 401,221 km (0.101 R)
• M5: 1,745,358 km (0.116 R)
• M6: 2,397,007 km (0.06 R)
• M7: 3,942,801 km (0.106 R)
• M8: 4,104,966 km (0.095 R)
• M9: 4,356,290 km (0.099 R)
• M10: 4,500,353 km (0.105 R)
• M11: 6,983,079 km (0.049 R)
• M12: 7,101,112 km (0.12 R)
• M13: 7,628,145 km (0.062 R)
• M14: 9,413,147 km (0.109 R)
• M15: 10,556,224 km (0.116 R)
• M16: 17,245,942 km (0.096 R)
• M17: 18,795,476 km (0.087 R)
• M18: 18,947,767 km (0.105 R)
• M19: 19,100,806 km (0.086 R)
• M20: 23,640,952 km (0.119 R)
• M21: 26,491,689 km (0.072 R)
• M22: 26,972,047 km (0.098 R)
• M23: 30,184,213 km (0.106 R)
• M24: 31,451,606 km (0.103 R)
• M25: 32,864,259 km (0.117 R)
• M26: 38,201,911 km (0.109 R)
• M27: 40,059,916 km (0.1 R)
• M28: 40,185,878 km (0.063 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 13,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit