🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.66 AU - 1.04 AU

Year: 286 Days

Day: 21 Hours

Environment

Temp: 149 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,157,850 km

• M1: 194,328 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3 AU - 3.3 AU

Year: 2042 Days

Day: 13.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,157,850 km

• M1: 71,358 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.49 AU - 5.29 AU

Year: 3360 Days

Day: 46.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.2

Radius: 14

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.5 AU - 5.66 AU

Year: 4814 Days

Day: 7.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,157,850 km

• M1: 174,282 km (0.118 R)
• M2: 688,150 km (0.059 R)
• M3: 1,298,061 km (0.097 R)
• M4: 2,106,188 km (0.098 R)
• M5: 3,479,646 km (0.105 R)
• M6: 4,140,271 km (0.075 R)
• M7: 4,656,084 km (0.084 R)
• M8: 5,896,550 km (0.062 R)
• M9: 8,884,318 km (0.066 R)
• M10: 9,526,542 km (0.087 R)
• M11: 12,542,884 km (0.098 R)
• M12: 14,926,277 km (0.078 R)
• M13: 15,630,135 km (0.054 R)
• M14: 17,213,329 km (0.111 R)
• M15: 20,389,891 km (0.063 R)

Asteroid Belt

Center: 7.22 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.2

Radius: 10.8

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.07 AU - 10.63 AU

Year: 9616 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,157,850 km

• M1: 135,536 km (0.081 R)
• M2: 471,383 km (0.102 R)
• M3: 854,054 km (0.11 R)
• M4: 1,854,116 km (0.099 R)
• M5: 2,546,305 km (0.084 R)
• M6: 3,217,850 km (0.09 R)
• M7: 5,532,728 km (0.05 R)
• M8: 6,109,577 km (0.116 R)
• M9: 9,195,033 km (0.074 R)
• M10: 12,264,333 km (0.115 R)
• M11: 13,674,741 km (0.119 R)
• M12: 15,600,964 km (0.088 R)
• M13: 15,958,802 km (0.11 R)
• M14: 16,939,864 km (0.031 R)
• M15: 18,552,679 km (0.047 R)
• M16: 19,089,735 km (0.108 R)
• M17: 19,568,299 km (0.073 R)
• M18: 22,381,637 km (0.085 R)
• M19: 24,480,644 km (0.082 R)
• M20: 27,048,641 km (0.092 R)
• M21: 27,739,484 km (0.029 R)
• M22: 28,089,244 km (0.118 R)
• M23: 28,708,579 km (0.07 R)
• M24: 30,621,039 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.1

Radius: 13.7

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.72 AU - 10.2 AU

Year: 10627 Days

Day: 6.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,157,850 km

• M1: 172,187 km (0.094 R)
• M2: 688,300 km (0.046 R)
• M3: 1,494,184 km (0.115 R)
• M4: 1,965,118 km (0.109 R)
• M5: 3,470,820 km (0.062 R)
• M6: 4,018,498 km (0.058 R)
• M7: 5,745,157 km (0.083 R)
• M8: 8,655,583 km (0.032 R)
• M9: 9,198,923 km (0.105 R)
• M10: 10,505,361 km (0.116 R)
• M11: 13,846,779 km (0.096 R)
• M12: 19,403,143 km (0.057 R)
• M13: 25,639,729 km (0.113 R)
• M14: 34,204,207 km (0.1 R)
• M15: 44,367,736 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.4

Radius: 14.7

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.89 AU - 13.03 AU

Year: 13253 Days

Day: 7.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,157,850 km

• M1: 184,604 km (0.098 R)
• M2: 740,061 km (0.075 R)
• M3: 1,206,208 km (0.106 R)
• M4: 1,834,519 km (0.104 R)
• M5: 3,323,915 km (0.093 R)
• M6: 4,229,431 km (0.111 R)
• M7: 4,726,545 km (0.077 R)
• M8: 5,325,086 km (0.101 R)
• M9: 10,784,062 km (0.087 R)
• M10: 16,811,958 km (0.027 R)
• M11: 23,473,851 km (0.116 R)
• M12: 37,693,278 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.3

Radius: 13.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 10.56 AU - 13.3 AU

Year: 15050 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,157,850 km

• M1: 170,392 km (0.051 R)
• M2: 597,643 km (0.119 R)
• M3: 1,576,014 km (0.113 R)
• M4: 2,260,424 km (0.032 R)
• M5: 3,185,238 km (0.11 R)
• M6: 3,886,553 km (0.109 R)
• M7: 4,914,290 km (0.034 R)
• M8: 5,890,566 km (0.059 R)
• M9: 7,374,427 km (0.103 R)
• M10: 11,069,644 km (0.074 R)
• M11: 11,590,394 km (0.114 R)
• M12: 13,059,595 km (0.098 R)
• M13: 14,308,288 km (0.061 R)
• M14: 15,207,521 km (0.09 R)
• M15: 15,707,178 km (0.095 R)
• M16: 17,349,164 km (0.084 R)
• M17: 18,532,633 km (0.115 R)
• M18: 19,185,329 km (0.064 R)
• M19: 20,193,319 km (0.066 R)
• M20: 22,314,916 km (0.12 R)
• M21: 30,122,728 km (0.11 R)
• M22: 35,190,057 km (0.101 R)
• M23: 36,827,405 km (0.083 R)
• M24: 38,121,128 km (0.12 R)
• M25: 39,847,936 km (0.031 R)
• M26: 45,931,333 km (0.119 R)
• M27: 46,526,883 km (0.115 R)
• M28: 50,524,586 km (0.104 R)
• M29: 54,412,934 km (0.112 R)
• M30: 55,079,842 km (0.087 R)
• M31: 55,752,284 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.7

Radius: 3.2

Gravity: 52.71 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 11.05 AU - 16.51 AU

Year: 18684 Days

Day: 22.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,157,850 km

• M1: 39,793 km (0.074 R)
• M2: 280,197 km (0.067 R)
• M3: 399,576 km (0.061 R)
• M4: 568,771 km (0.103 R)
• M5: 706,850 km (0.104 R)
• M6: 1,002,904 km (0.111 R)
• M7: 1,346,231 km (0.075 R)
• M8: 1,944,174 km (0.053 R)
• M9: 2,322,657 km (0.072 R)
• M10: 3,607,553 km (0.1 R)
• M11: 4,144,908 km (0.04 R)
• M12: 5,376,099 km (0.062 R)
• M13: 6,320,510 km (0.103 R)
• M14: 8,838,691 km (0.068 R)
• M15: 9,101,086 km (0.12 R)
• M16: 12,733,172 km (0.118 R)
• M17: 13,203,209 km (0.109 R)
• M18: 16,269,217 km (0.068 R)
• M19: 27,127,479 km (0.117 R)
• M20: 32,259,734 km (0.102 R)
• M21: 34,147,210 km (0.073 R)
• M22: 35,709,012 km (0.116 R)
• M23: 50,952,287 km (0.117 R)
• M24: 55,609,268 km (0.049 R)
• M25: 58,866,613 km (0.086 R)
• M26: 62,057,535 km (0.106 R)
• M27: 62,632,440 km (0.092 R)
• M28: 62,824,823 km (0.109 R)
• M29: 63,210,785 km (0.088 R)
• M30: 63,987,497 km (0.087 R)
• M31: 64,182,573 km (0.084 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: 396 - 14,663 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit