🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.76 AU - 1 AU

Year: 306 Days

Day: 41.1 Hours

Environment

Temp: 76 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.13 AU - 1.63 AU

Year: 601 Days

Day: 16.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.36 AU - 1.66 AU

Year: 688 Days

Day: 31.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.26 AU - 3.04 AU

Year: 1600 Days

Day: 34.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.3

Radius: 14.5

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.52 AU - 5.84 AU

Year: 3755 Days

Day: 9.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,011,867 km

• M1: 180,864 km (0.115 R)
• M2: 894,446 km (0.041 R)
• M3: 1,462,020 km (0.089 R)
• M4: 1,915,601 km (0.116 R)
• M5: 2,404,187 km (0.087 R)
• M6: 3,101,912 km (0.084 R)
• M7: 3,826,115 km (0.042 R)
• M8: 5,950,704 km (0.099 R)
• M9: 7,601,068 km (0.075 R)
• M10: 9,112,156 km (0.115 R)
• M11: 10,858,711 km (0.103 R)
• M12: 11,428,380 km (0.034 R)
• M13: 12,296,646 km (0.076 R)
• M14: 14,792,985 km (0.058 R)
• M15: 15,384,495 km (0.084 R)
• M16: 16,557,941 km (0.085 R)
• M17: 17,078,691 km (0.102 R)
• M18: 17,971,043 km (0.102 R)
• M19: 19,719,692 km (0.045 R)
• M20: 20,371,041 km (0.081 R)
• M21: 22,552,029 km (0.037 R)
• M22: 23,481,031 km (0.12 R)
• M23: 25,111,349 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.9

Radius: 14.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.23 AU - 11.19 AU

Year: 12998 Days

Day: 14.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,011,867 km

• M1: 189,541 km (0.044 R)
• M2: 1,144,424 km (0.102 R)
• M3: 3,399,612 km (0.051 R)
• M4: 4,144,759 km (0.076 R)
• M5: 7,369,490 km (0.038 R)
• M6: 8,228,332 km (0.078 R)
• M7: 8,702,258 km (0.068 R)
• M8: 9,236,322 km (0.078 R)
• M9: 11,743,283 km (0.092 R)
• M10: 14,446,517 km (0.116 R)
• M11: 15,792,150 km (0.101 R)
• M12: 19,835,032 km (0.067 R)
• M13: 28,984,288 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.5

Radius: 6

Gravity: 16.9 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 14.2 AU - 15.82 AU

Year: 21566 Days

Day: 17.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 81.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,011,867 km

• M1: 84,822 km (0.098 R)
• M2: 280,945 km (0.11 R)
• M3: 838,346 km (0.065 R)
• M4: 1,084,585 km (0.082 R)
• M5: 2,319,665 km (0.077 R)
• M6: 2,664,039 km (0.089 R)
• M7: 3,094,731 km (0.115 R)
• M8: 3,600,222 km (0.082 R)
• M9: 4,030,167 km (0.087 R)
• M10: 5,293,371 km (0.067 R)
• M11: 6,269,497 km (0.069 R)
• M12: 8,206,042 km (0.103 R)
• M13: 8,519,449 km (0.108 R)
• M14: 9,114,699 km (0.108 R)
• M15: 10,816,674 km (0.072 R)
• M16: 13,786,940 km (0.064 R)
• M17: 14,304,848 km (0.093 R)
• M18: 15,144,690 km (0.111 R)
• M19: 15,379,259 km (0.118 R)
• M20: 16,506,629 km (0.118 R)
• M21: 17,090,360 km (0.104 R)
• M22: 20,217,703 km (0.03 R)
• M23: 21,965,455 km (0.11 R)
• M24: 28,043,766 km (0.076 R)
• M25: 35,980,981 km (0.115 R)
• M26: 41,978,210 km (0.09 R)
• M27: 42,286,681 km (0.081 R)
• M28: 45,617,776 km (0.117 R)
• M29: 46,271,519 km (0.029 R)
• M30: 49,119,713 km (0.085 R)
• M31: 52,617,461 km (0.111 R)
• M32: 61,682,044 km (0.096 R)
• M33: 64,920,240 km (0.114 R)
• M34: 71,513,617 km (0.039 R)
• M35: 72,174,390 km (0.093 R)
• M36: 75,084,817 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 329.8

Radius: 3.7

Gravity: 24.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 16.49 AU - 22.77 AU

Year: 32254 Days

Day: 24.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,011,867 km

• M1: 46,076 km (0.069 R)
• M2: 206,146 km (0.064 R)
• M3: 369,357 km (0.091 R)
• M4: 635,342 km (0.052 R)
• M5: 955,033 km (0.109 R)
• M6: 1,207,704 km (0.102 R)
• M7: 3,155,169 km (0.077 R)
• M8: 3,382,707 km (0.085 R)
• M9: 3,713,019 km (0.043 R)
• M10: 3,838,382 km (0.117 R)
• M11: 5,862,142 km (0.104 R)
• M12: 10,477,236 km (0.111 R)
• M13: 11,176,756 km (0.117 R)
• M14: 11,307,205 km (0.118 R)
• M15: 11,637,667 km (0.1 R)
• M16: 11,906,794 km (0.107 R)
• M17: 12,952,632 km (0.089 R)
• M18: 16,709,484 km (0.078 R)
• M19: 17,311,765 km (0.098 R)
• M20: 18,196,935 km (0.118 R)
• M21: 19,298,574 km (0.025 R)
• M22: 20,346,806 km (0.117 R)
• M23: 20,835,543 km (0.116 R)
• M24: 23,184,977 km (0.08 R)
• M25: 24,588,056 km (0.116 R)
• M26: 29,631,149 km (0.114 R)
• M27: 35,181,530 km (0.078 R)
• M28: 37,175,370 km (0.09 R)
• M29: 40,152,218 km (0.072 R)
• M30: 40,766,018 km (0.079 R)
• M31: 42,012,468 km (0.037 R)
• M32: 44,091,878 km (0.097 R)
• M33: 46,238,757 km (0.041 R)
• M34: 47,082,639 km (0.079 R)
• M35: 47,593,964 km (0.086 R)
• M36: 57,634,824 km (0.04 R)
• M37: 58,219,901 km (0.117 R)
• M38: 61,002,122 km (0.099 R)
• M39: 71,886,414 km (0.116 R)
• M40: 73,932,315 km (0.113 R)
• M41: 81,276,374 km (0.11 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: 170 - 17,549 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit