🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.51 AU - 0.67 AU

Year: 195 Days

Day: 37.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.24 AU - 1.78 AU

Year: 799 Days

Day: 15.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.36 AU - 1.7 AU

Year: 815 Days

Day: 16.1 Hours

Environment

Temp: -88 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.7 AU - 2.68 AU

Year: 1395 Days

Day: 14.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,340,493 km

• M1: 232,475 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.06 AU - 2.44 AU

Year: 1453 Days

Day: 35.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.2

Radius: 13.7

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.18 AU - 4.1 AU

Year: 2989 Days

Day: 10.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,340,493 km

• M1: 200,312 km (0.101 R)
• M2: 693,087 km (0.105 R)
• M3: 1,154,896 km (0.063 R)
• M4: 1,789,939 km (0.057 R)
• M5: 2,284,958 km (0.092 R)
• M6: 3,932,479 km (0.084 R)
• M7: 4,862,828 km (0.107 R)
• M8: 6,366,736 km (0.074 R)
• M9: 6,793,688 km (0.111 R)
• M10: 8,074,994 km (0.08 R)
• M11: 8,819,243 km (0.117 R)
• M12: 9,351,213 km (0.074 R)
• M13: 11,005,467 km (0.065 R)
• M14: 11,696,908 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.6

Radius: 14.8

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.97 AU - 5.87 AU

Year: 5432 Days

Day: 15 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,340,493 km

• M1: 184,005 km (0.067 R)
• M2: 667,954 km (0.098 R)
• M3: 1,227,750 km (0.106 R)
• M4: 1,804,300 km (0.095 R)
• M5: 2,561,564 km (0.06 R)
• M6: 3,179,104 km (0.077 R)
• M7: 4,125,610 km (0.06 R)
• M8: 4,717,120 km (0.048 R)
• M9: 5,859,599 km (0.091 R)
• M10: 7,529,710 km (0.11 R)
• M11: 8,379,426 km (0.07 R)
• M12: 9,007,587 km (0.106 R)
• M13: 9,582,791 km (0.112 R)
• M14: 12,182,951 km (0.079 R)
• M15: 13,460,368 km (0.055 R)
• M16: 15,570,446 km (0.081 R)
• M17: 17,136,137 km (0.069 R)
• M18: 17,893,102 km (0.053 R)
• M19: 18,541,010 km (0.094 R)
• M20: 20,090,545 km (0.103 R)
• M21: 20,649,293 km (0.083 R)
• M22: 21,290,171 km (0.118 R)
• M23: 22,762,214 km (0.105 R)
• M24: 24,379,815 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.4

Radius: 9

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.77 AU - 6.99 AU

Year: 6137 Days

Day: 12.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,340,493 km

• M1: 111,899 km (0.033 R)
• M2: 603,927 km (0.09 R)
• M3: 1,102,387 km (0.095 R)
• M4: 1,396,646 km (0.072 R)
• M5: 1,800,560 km (0.059 R)
• M6: 2,198,191 km (0.104 R)
• M7: 3,590,947 km (0.113 R)
• M8: 3,923,653 km (0.113 R)
• M9: 4,250,973 km (0.03 R)
• M10: 4,818,248 km (0.044 R)
• M11: 5,435,190 km (0.104 R)
• M12: 6,338,611 km (0.099 R)
• M13: 6,755,092 km (0.103 R)
• M14: 7,837,582 km (0.114 R)
• M15: 8,482,199 km (0.096 R)
• M16: 10,485,165 km (0.12 R)
• M17: 11,068,447 km (0.113 R)
• M18: 11,520,083 km (0.066 R)
• M19: 12,088,705 km (0.084 R)
• M20: 12,893,990 km (0.095 R)
• M21: 13,507,042 km (0.118 R)
• M22: 14,851,478 km (0.025 R)
• M23: 15,712,264 km (0.046 R)
• M24: 18,564,348 km (0.101 R)
• M25: 18,987,859 km (0.109 R)
• M26: 20,446,738 km (0.077 R)
• M27: 21,357,190 km (0.093 R)
• M28: 28,688,384 km (0.07 R)
• M29: 37,201,849 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.6

Radius: 15

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.92 AU - 6.36 AU

Year: 6549 Days

Day: 13.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,340,493 km

• M1: 186,549 km (0.118 R)
• M2: 727,195 km (0.068 R)
• M3: 1,452,147 km (0.118 R)
• M4: 2,442,484 km (0.12 R)
• M5: 2,987,021 km (0.027 R)
• M6: 3,612,938 km (0.06 R)
• M7: 4,325,622 km (0.095 R)
• M8: 6,682,537 km (0.048 R)
• M9: 7,226,624 km (0.085 R)
• M10: 7,800,183 km (0.07 R)
• M11: 8,321,830 km (0.117 R)
• M12: 12,491,721 km (0.099 R)
• M13: 14,722,226 km (0.061 R)
• M14: 16,610,600 km (0.059 R)
• M15: 20,711,376 km (0.108 R)
• M16: 22,671,109 km (0.091 R)
• M17: 25,706,449 km (0.107 R)
• M18: 27,967,621 km (0.084 R)
• M19: 32,060,320 km (0.087 R)
• M20: 32,779,287 km (0.08 R)
• M21: 33,508,876 km (0.086 R)
• M22: 37,547,121 km (0.071 R)
• M23: 38,346,123 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.7

Radius: 4.7

Gravity: 28.82 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.02 AU - 11.94 AU

Year: 13571 Days

Day: 21.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,340,493 km

• M1: 58,942 km (0.082 R)
• M2: 349,909 km (0.029 R)
• M3: 566,527 km (0.111 R)
• M4: 921,672 km (0.092 R)
• M5: 1,236,726 km (0.102 R)
• M6: 1,764,956 km (0.069 R)
• M7: 3,352,937 km (0.109 R)
• M8: 3,724,538 km (0.082 R)
• M9: 4,904,716 km (0.082 R)
• M10: 5,140,332 km (0.109 R)
• M11: 7,746,776 km (0.117 R)
• M12: 9,229,441 km (0.095 R)
• M13: 11,526,366 km (0.117 R)
• M14: 13,124,371 km (0.102 R)
• M15: 13,513,176 km (0.109 R)
• M16: 13,976,331 km (0.081 R)
• M17: 15,074,529 km (0.055 R)
• M18: 19,959,946 km (0.091 R)
• M19: 22,618,001 km (0.094 R)
• M20: 30,051,669 km (0.102 R)
• M21: 30,275,467 km (0.066 R)
• M22: 30,953,744 km (0.038 R)
• M23: 33,647,254 km (0.106 R)
• M24: 35,361,047 km (0.099 R)
• M25: 39,898,500 km (0.063 R)
• M26: 50,579,788 km (0.105 R)
• M27: 52,176,745 km (0.09 R)
• M28: 56,146,026 km (0.078 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: 226 - 13,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit