🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.44 AU - 0.64 AU

Year: 152 Days

Day: 40.7 Hours

Environment

Temp: 157 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,644,444 km

• M1: 127,906 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.66 AU - 0.7 AU

Year: 215 Days

Day: 44.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.86 AU - 0.86 AU

Year: 305 Days

Day: 31.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.04 AU - 1.52 AU

Year: 554 Days

Day: 34 Hours

Environment

Temp: -40 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,644,444 km

• M1: 49,966 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.62 AU - 3.4 AU

Year: 1999 Days

Day: 16.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.5

Radius: 12.7

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.55 AU - 4.81 AU

Year: 3876 Days

Day: 8.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,644,444 km

• M1: 164,258 km (0.082 R)
• M2: 576,700 km (0.077 R)
• M3: 1,422,377 km (0.111 R)
• M4: 3,174,018 km (0.085 R)
• M5: 4,133,389 km (0.105 R)
• M6: 4,706,199 km (0.071 R)
• M7: 5,250,287 km (0.109 R)
• M8: 6,342,351 km (0.046 R)
• M9: 8,515,859 km (0.099 R)
• M10: 12,356,784 km (0.069 R)
• M11: 13,447,053 km (0.095 R)
• M12: 14,762,767 km (0.053 R)
• M13: 17,223,951 km (0.066 R)
• M14: 17,895,196 km (0.117 R)
• M15: 21,099,134 km (0.115 R)
• M16: 21,797,158 km (0.11 R)
• M17: 27,203,625 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.5

Radius: 13.4

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.83 AU - 4.91 AU

Year: 4115 Days

Day: 10.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,644,444 km

• M1: 166,802 km (0.039 R)
• M2: 587,770 km (0.06 R)
• M3: 1,039,556 km (0.103 R)
• M4: 1,922,781 km (0.115 R)
• M5: 2,886,940 km (0.11 R)
• M6: 4,631,999 km (0.108 R)
• M7: 5,247,744 km (0.113 R)
• M8: 7,714,313 km (0.066 R)
• M9: 8,897,034 km (0.115 R)
• M10: 9,775,473 km (0.11 R)
• M11: 10,511,345 km (0.12 R)
• M12: 12,006,725 km (0.111 R)
• M13: 13,734,730 km (0.071 R)
• M14: 15,059,569 km (0.098 R)
• M15: 16,467,883 km (0.074 R)
• M16: 17,066,275 km (0.094 R)
• M17: 17,679,028 km (0.102 R)
• M18: 18,191,251 km (0.079 R)
• M19: 20,526,473 km (0.104 R)
• M20: 21,411,644 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.9

Radius: 14.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.95 AU - 7.29 AU

Year: 7274 Days

Day: 14.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,644,444 km

• M1: 181,911 km (0.104 R)
• M2: 1,161,029 km (0.079 R)
• M3: 1,788,742 km (0.117 R)
• M4: 2,781,623 km (0.06 R)
• M5: 3,689,083 km (0.058 R)
• M6: 4,786,234 km (0.096 R)
• M7: 10,046,095 km (0.107 R)
• M8: 11,180,197 km (0.117 R)
• M9: 18,994,292 km (0.119 R)
• M10: 22,695,942 km (0.079 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.7

Radius: 8.6

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.79 AU - 8.35 AU

Year: 7975 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,644,444 km

• M1: 106,962 km (0.069 R)
• M2: 574,905 km (0.104 R)
• M3: 959,222 km (0.11 R)
• M4: 1,291,329 km (0.05 R)
• M5: 2,366,638 km (0.072 R)
• M6: 3,110,289 km (0.116 R)
• M7: 3,631,189 km (0.102 R)
• M8: 4,315,749 km (0.099 R)
• M9: 4,876,143 km (0.059 R)
• M10: 6,073,973 km (0.09 R)
• M11: 7,975,511 km (0.103 R)
• M12: 14,554,526 km (0.08 R)
• M13: 14,924,482 km (0.079 R)
• M14: 15,618,915 km (0.111 R)
• M15: 16,006,673 km (0.089 R)
• M16: 17,692,043 km (0.101 R)
• M17: 19,641,602 km (0.105 R)
• M18: 21,018,202 km (0.063 R)
• M19: 25,178,219 km (0.069 R)
• M20: 31,570,237 km (0.079 R)
• M21: 33,030,163 km (0.087 R)
• M22: 33,669,394 km (0.11 R)
• M23: 35,859,956 km (0.12 R)
• M24: 38,260,553 km (0.03 R)
• M25: 39,919,145 km (0.084 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 13,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit