🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.45 AU - 0.55 AU

Year: 135 Days

Day: 12.1 Hours

Environment

Temp: 232 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,519,633 km

• M1: 50,564 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.03 AU - 1.29 AU

Year: 476 Days

Day: 41.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,519,633 km

• M1: 234,869 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.06 AU - 1.28 AU

Year: 482 Days

Day: 21.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.92 AU - 2.74 AU

Year: 1354 Days

Day: 19.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.93 AU - 4.21 AU

Year: 3127 Days

Day: 18.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.8

Radius: 8.7

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.7 AU - 4.8 AU

Year: 3942 Days

Day: 5.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,519,633 km

• M1: 108,159 km (0.09 R)
• M2: 484,847 km (0.047 R)
• M3: 773,122 km (0.118 R)
• M4: 1,248,993 km (0.077 R)
• M5: 2,079,560 km (0.051 R)
• M6: 2,481,081 km (0.113 R)
• M7: 2,896,813 km (0.089 R)
• M8: 3,419,658 km (0.112 R)
• M9: 4,096,139 km (0.096 R)
• M10: 6,130,521 km (0.089 R)
• M11: 6,599,959 km (0.068 R)
• M12: 7,262,977 km (0.055 R)
• M13: 10,064,346 km (0.096 R)
• M14: 10,541,115 km (0.113 R)
• M15: 11,123,798 km (0.102 R)
• M16: 12,158,866 km (0.082 R)
• M17: 15,306,705 km (0.087 R)
• M18: 17,808,579 km (0.117 R)
• M19: 19,487,067 km (0.105 R)
• M20: 21,909,655 km (0.063 R)
• M21: 23,834,382 km (0.097 R)
• M22: 24,217,203 km (0.12 R)
• M23: 24,916,273 km (0.082 R)
• M24: 26,681,827 km (0.111 R)
• M25: 27,763,570 km (0.096 R)
• M26: 28,358,072 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.8

Radius: 14.2

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 4.78 AU - 6.08 AU

Year: 4818 Days

Day: 11.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,519,633 km

• M1: 176,825 km (0.115 R)
• M2: 667,805 km (0.083 R)
• M3: 1,152,352 km (0.071 R)
• M4: 1,869,674 km (0.111 R)
• M5: 3,648,094 km (0.03 R)
• M6: 4,168,993 km (0.097 R)
• M7: 6,801,168 km (0.107 R)
• M8: 7,375,624 km (0.104 R)
• M9: 9,043,939 km (0.097 R)
• M10: 15,602,310 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.7

Radius: 8.3

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.02 AU - 9.3 AU

Year: 8073 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,519,633 km

• M1: 103,223 km (0.101 R)
• M2: 513,121 km (0.08 R)
• M3: 827,426 km (0.1 R)
• M4: 1,094,458 km (0.094 R)
• M5: 1,444,218 km (0.091 R)
• M6: 1,726,958 km (0.042 R)
• M7: 2,031,539 km (0.118 R)
• M8: 2,355,119 km (0.106 R)
• M9: 2,769,655 km (0.103 R)
• M10: 3,065,560 km (0.103 R)
• M11: 3,675,171 km (0.118 R)
• M12: 4,494,818 km (0.095 R)
• M13: 4,990,435 km (0.076 R)
• M14: 5,430,852 km (0.073 R)
• M15: 5,770,139 km (0.049 R)
• M16: 6,288,945 km (0.086 R)
• M17: 8,072,899 km (0.094 R)
• M18: 9,059,348 km (0.066 R)
• M19: 9,361,685 km (0.111 R)
• M20: 15,407,982 km (0.112 R)
• M21: 20,681,307 km (0.092 R)
• M22: 21,817,353 km (0.084 R)
• M23: 24,712,521 km (0.077 R)
• M24: 26,339,248 km (0.119 R)
• M25: 27,673,063 km (0.061 R)
• M26: 30,378,391 km (0.096 R)
• M27: 31,547,797 km (0.026 R)
• M28: 33,460,107 km (0.027 R)
• M29: 33,872,249 km (0.117 R)
• M30: 35,341,899 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.2

Radius: 3.9

Gravity: 60.04 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.98 AU - 12.98 AU

Year: 16789 Days

Day: 15.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,519,633 km

• M1: 49,218 km (0.069 R)
• M2: 212,130 km (0.078 R)
• M3: 353,500 km (0.087 R)
• M4: 978,370 km (0.104 R)
• M5: 1,357,451 km (0.119 R)
• M6: 2,039,169 km (0.119 R)
• M7: 3,975,713 km (0.094 R)
• M8: 5,371,162 km (0.103 R)
• M9: 6,971,261 km (0.079 R)
• M10: 10,763,268 km (0.108 R)
• M11: 12,779,697 km (0.12 R)
• M12: 13,056,902 km (0.069 R)
• M13: 14,428,864 km (0.107 R)
• M14: 16,786,377 km (0.067 R)
• M15: 22,047,884 km (0.104 R)
• M16: 23,568,097 km (0.098 R)
• M17: 31,215,391 km (0.091 R)
• M18: 41,109,495 km (0.074 R)
• M19: 42,784,243 km (0.08 R)
• M20: 43,716,537 km (0.032 R)
• M21: 46,594,950 km (0.117 R)
• M22: 47,747,601 km (0.081 R)
• M23: 49,257,193 km (0.109 R)
• M24: 61,509,109 km (0.076 R)
• M25: 62,497,203 km (0.03 R)
• M26: 69,711,860 km (0.115 R)
• M27: 72,746,602 km (0.09 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 20,077 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit