🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.53 AU - 0.55 AU

Year: 145 Days

Day: 24 Hours

Environment

Temp: 172 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,069,333 km

• M1: 63,729 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.64 AU - 2.12 AU

Year: 942 Days

Day: 27 Hours

Environment

Temp: -64 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.35 AU - 3.19 AU

Year: 1684 Days

Day: 38.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,069,333 km

• M1: 37,998 km (0.077 R)
• M2: 1,510,340 km (0.111 R)

Asteroid Belt

Center: 3.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.68 AU - 5.08 AU

Year: 3348 Days

Day: 36.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.1

Radius: 9.8

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.82 AU - 7.42 AU

Year: 5530 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,069,333 km

• M1: 122,521 km (0.096 R)
• M2: 507,436 km (0.092 R)
• M3: 876,793 km (0.064 R)
• M4: 1,187,358 km (0.071 R)
• M5: 1,777,971 km (0.081 R)
• M6: 2,126,983 km (0.103 R)
• M7: 2,806,306 km (0.12 R)
• M8: 3,206,630 km (0.087 R)
• M9: 3,541,730 km (0.081 R)
• M10: 3,944,148 km (0.08 R)
• M11: 4,329,811 km (0.077 R)
• M12: 5,446,709 km (0.081 R)
• M13: 5,984,513 km (0.083 R)
• M14: 6,403,088 km (0.115 R)
• M15: 7,812,450 km (0.11 R)
• M16: 9,142,973 km (0.096 R)
• M17: 9,862,240 km (0.036 R)
• M18: 11,413,420 km (0.111 R)
• M19: 11,918,163 km (0.106 R)
• M20: 12,247,129 km (0.051 R)
• M21: 12,679,018 km (0.035 R)
• M22: 15,431,619 km (0.092 R)
• M23: 20,572,998 km (0.116 R)
• M24: 22,087,378 km (0.119 R)
• M25: 22,871,719 km (0.099 R)
• M26: 24,496,203 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.2

Radius: 8.9

Gravity: 7.07 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.9 AU - 7.72 AU

Year: 6491 Days

Day: 7 Hours

Environment

Temp: -148 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,069,333 km

• M1: 110,702 km (0.095 R)
• M2: 462,407 km (0.092 R)
• M3: 777,311 km (0.097 R)
• M4: 1,271,133 km (0.07 R)
• M5: 1,559,109 km (0.063 R)
• M6: 2,143,737 km (0.103 R)
• M7: 2,504,568 km (0.066 R)
• M8: 3,082,165 km (0.081 R)
• M9: 3,392,132 km (0.098 R)
• M10: 5,502,808 km (0.029 R)
• M11: 6,215,941 km (0.081 R)
• M12: 8,525,583 km (0.118 R)
• M13: 9,014,768 km (0.067 R)
• M14: 10,970,610 km (0.077 R)
• M15: 11,598,921 km (0.075 R)
• M16: 12,098,279 km (0.095 R)
• M17: 13,518,561 km (0.11 R)
• M18: 14,697,692 km (0.038 R)
• M19: 15,641,056 km (0.11 R)
• M20: 16,374,684 km (0.053 R)
• M21: 16,813,005 km (0.101 R)
• M22: 17,844,632 km (0.098 R)
• M23: 18,375,854 km (0.051 R)
• M24: 18,713,347 km (0.119 R)
• M25: 21,118,432 km (0.118 R)
• M26: 24,690,530 km (0.116 R)
• M27: 28,646,047 km (0.095 R)
• M28: 30,963,618 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 908.6

Radius: 5.4

Gravity: 31.16 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 13.31 AU - 18.99 AU

Year: 23705 Days

Day: 19.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 138.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,069,333 km

• M1: 67,469 km (0.065 R)
• M2: 237,113 km (0.055 R)
• M3: 909,106 km (0.067 R)
• M4: 1,477,129 km (0.117 R)
• M5: 1,828,086 km (0.115 R)
• M6: 2,325,648 km (0.116 R)
• M7: 2,493,647 km (0.108 R)
• M8: 2,748,113 km (0.094 R)
• M9: 3,553,398 km (0.107 R)
• M10: 5,789,886 km (0.116 R)
• M11: 8,201,554 km (0.032 R)
• M12: 8,938,922 km (0.12 R)
• M13: 11,692,869 km (0.111 R)
• M14: 16,675,375 km (0.098 R)
• M15: 17,854,805 km (0.07 R)
• M16: 25,291,016 km (0.119 R)
• M17: 27,458,839 km (0.084 R)
• M18: 30,670,855 km (0.109 R)
• M19: 31,885,739 km (0.096 R)
• M20: 32,435,960 km (0.033 R)
• M21: 41,465,239 km (0.11 R)
• M22: 52,988,613 km (0.119 R)
• M23: 60,834,273 km (0.104 R)
• M24: 66,473,515 km (0.073 R)
• M25: 68,504,007 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.7

Radius: 4.7

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.1 AU - 21.8 AU

Year: 26625 Days

Day: 16.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 54,069,333 km

• M1: 58,493 km (0.091 R)
• M2: 271,520 km (0.077 R)
• M3: 452,833 km (0.091 R)
• M4: 602,730 km (0.072 R)
• M5: 823,985 km (0.106 R)
• M6: 1,912,609 km (0.075 R)
• M7: 2,257,133 km (0.08 R)
• M8: 3,646,448 km (0.057 R)
• M9: 3,863,215 km (0.098 R)
• M10: 4,627,960 km (0.102 R)
• M11: 6,144,284 km (0.099 R)
• M12: 6,373,916 km (0.107 R)
• M13: 12,378,326 km (0.073 R)
• M14: 14,754,688 km (0.091 R)
• M15: 15,941,897 km (0.117 R)
• M16: 18,584,244 km (0.075 R)
• M17: 26,687,961 km (0.099 R)
• M18: 27,711,958 km (0.079 R)
• M19: 29,947,399 km (0.039 R)
• M20: 31,842,804 km (0.105 R)
• M21: 35,624,788 km (0.068 R)
• M22: 39,301,305 km (0.076 R)
• M23: 46,074,199 km (0.095 R)
• M24: 51,204,958 km (0.083 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 18,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit