🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.62 AU - 0.76 AU

Year: 242 Days

Day: 47.1 Hours

Environment

Temp: -0 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 69,174,948 km

• M1: 29,920 km (0.112 R)
• M2: 65,823 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.61 AU - 2.03 AU

Year: 1036 Days

Day: 47 Hours

Environment

Temp: -102 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 69,174,948 km

• M1: 29,620 km (0.093 R)
• M2: 523,293 km (0.085 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.03 AU - 2.21 AU

Year: 1302 Days

Day: 18.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.98 AU - 3.06 AU

Year: 1687 Days

Day: 34.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,174,948 km

• M1: 246,388 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.56 AU - 2.66 AU

Year: 1778 Days

Day: 30.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.1

Radius: 10.5

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.54 AU - 4.78 AU

Year: 3578 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,174,948 km

• M1: 131,048 km (0.09 R)
• M2: 503,546 km (0.066 R)
• M3: 839,693 km (0.12 R)
• M4: 1,237,922 km (0.067 R)
• M5: 3,060,174 km (0.112 R)
• M6: 4,270,870 km (0.091 R)
• M7: 5,887,574 km (0.115 R)
• M8: 6,289,693 km (0.056 R)
• M9: 6,649,027 km (0.106 R)
• M10: 7,021,974 km (0.105 R)
• M11: 8,475,019 km (0.107 R)
• M12: 9,445,610 km (0.086 R)
• M13: 10,697,744 km (0.092 R)
• M14: 12,802,436 km (0.103 R)
• M15: 21,484,648 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.6

Radius: 10.6

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.32 AU - 4.94 AU

Year: 4202 Days

Day: 12.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,174,948 km

• M1: 132,095 km (0.096 R)
• M2: 472,131 km (0.119 R)
• M3: 1,370,765 km (0.106 R)
• M4: 1,975,440 km (0.112 R)
• M5: 2,378,457 km (0.089 R)
• M6: 3,255,998 km (0.058 R)
• M7: 4,598,339 km (0.097 R)
• M8: 5,101,587 km (0.064 R)
• M9: 6,070,831 km (0.114 R)
• M10: 6,995,645 km (0.066 R)
• M11: 7,801,080 km (0.084 R)
• M12: 8,855,296 km (0.065 R)
• M13: 13,727,998 km (0.097 R)
• M14: 14,454,296 km (0.074 R)
• M15: 16,671,187 km (0.119 R)
• M16: 18,414,002 km (0.047 R)
• M17: 18,852,174 km (0.117 R)
• M18: 20,341,421 km (0.11 R)
• M19: 20,675,323 km (0.048 R)
• M20: 23,920,849 km (0.117 R)

Asteroid Belt

Center: 5.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.9

Radius: 11.7

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.31 AU - 8.75 AU

Year: 7861 Days

Day: 5.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,174,948 km

• M1: 145,858 km (0.094 R)
• M2: 858,093 km (0.047 R)
• M3: 3,242,983 km (0.099 R)
• M4: 4,218,810 km (0.059 R)
• M5: 5,252,531 km (0.069 R)
• M6: 5,880,543 km (0.052 R)
• M7: 7,287,062 km (0.12 R)
• M8: 8,371,198 km (0.05 R)
• M9: 9,136,241 km (0.084 R)
• M10: 9,996,429 km (0.109 R)
• M11: 10,857,813 km (0.109 R)
• M12: 18,328,282 km (0.103 R)
• M13: 20,563,424 km (0.068 R)
• M14: 21,129,054 km (0.112 R)
• M15: 22,802,455 km (0.071 R)
• M16: 24,652,832 km (0.075 R)
• M17: 26,316,958 km (0.117 R)
• M18: 29,458,364 km (0.113 R)
• M19: 31,437,394 km (0.083 R)
• M20: 38,389,207 km (0.071 R)
• M21: 39,370,868 km (0.114 R)
• M22: 45,615,233 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.4

Radius: 8.9

Gravity: 11.04 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.15 AU - 9.01 AU

Year: 9687 Days

Day: 6.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,174,948 km

• M1: 110,702 km (0.097 R)
• M2: 442,810 km (0.105 R)
• M3: 993,180 km (0.06 R)
• M4: 1,401,433 km (0.107 R)
• M5: 2,500,379 km (0.046 R)
• M6: 3,820,430 km (0.056 R)
• M7: 4,349,558 km (0.103 R)
• M8: 5,869,772 km (0.066 R)
• M9: 6,459,935 km (0.104 R)
• M10: 6,769,603 km (0.035 R)
• M11: 7,976,409 km (0.117 R)
• M12: 8,378,528 km (0.109 R)
• M13: 9,666,715 km (0.1 R)
• M14: 12,274,954 km (0.114 R)
• M15: 13,931,601 km (0.087 R)
• M16: 16,081,921 km (0.085 R)
• M17: 18,060,951 km (0.085 R)
• M18: 18,367,327 km (0.071 R)
• M19: 19,069,390 km (0.096 R)
• M20: 20,279,188 km (0.11 R)
• M21: 22,673,053 km (0.107 R)
• M22: 23,390,225 km (0.11 R)
• M23: 26,214,932 km (0.035 R)
• M24: 30,216,526 km (0.078 R)
• M25: 32,418,457 km (0.101 R)
• M26: 38,387,562 km (0.1 R)
• M27: 39,022,006 km (0.06 R)
• M28: 43,248,894 km (0.117 R)
• M29: 44,629,982 km (0.094 R)
• M30: 46,900,428 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 288.5

Radius: 3.6

Gravity: 22.26 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 12.31 AU - 19.47 AU

Year: 26714 Days

Day: 18.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,174,948 km

• M1: 44,730 km (0.043 R)
• M2: 355,295 km (0.093 R)
• M3: 518,955 km (0.095 R)
• M4: 751,131 km (0.084 R)
• M5: 1,611,618 km (0.064 R)
• M6: 2,185,026 km (0.114 R)
• M7: 2,785,961 km (0.077 R)
• M8: 3,574,940 km (0.116 R)
• M9: 3,808,163 km (0.114 R)
• M10: 4,914,589 km (0.056 R)
• M11: 5,166,512 km (0.115 R)
• M12: 6,014,283 km (0.07 R)
• M13: 7,176,359 km (0.093 R)
• M14: 7,834,291 km (0.1 R)
• M15: 12,447,141 km (0.079 R)
• M16: 13,813,867 km (0.074 R)
• M17: 16,125,005 km (0.047 R)
• M18: 19,649,680 km (0.091 R)
• M19: 22,557,713 km (0.098 R)
• M20: 23,655,014 km (0.103 R)
• M21: 26,388,765 km (0.074 R)
• M22: 26,937,640 km (0.062 R)
• M23: 37,193,172 km (0.071 R)
• M24: 41,606,609 km (0.116 R)
• M25: 59,315,257 km (0.069 R)
• M26: 61,974,508 km (0.034 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 17,073 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit