🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.69 AU - 0.71 AU

Year: 212 Days

Day: 28.6 Hours

Environment

Temp: 146 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.95 AU - 1.15 AU

Year: 389 Days

Day: 31 Hours

Environment

Temp: 29 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.3

Radius: 13.5

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.07 AU - 7.05 AU

Year: 6076 Days

Day: 11.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,337,274 km

• M1: 167,849 km (0.081 R)
• M2: 636,988 km (0.093 R)
• M3: 1,890,917 km (0.111 R)
• M4: 3,017,987 km (0.119 R)
• M5: 4,704,554 km (0.12 R)
• M6: 5,970,301 km (0.065 R)
• M7: 8,960,314 km (0.09 R)
• M8: 9,482,111 km (0.079 R)
• M9: 10,510,746 km (0.072 R)
• M10: 10,973,752 km (0.089 R)
• M11: 11,410,129 km (0.107 R)
• M12: 13,228,790 km (0.063 R)
• M13: 13,860,692 km (0.096 R)
• M14: 14,607,334 km (0.081 R)
• M15: 15,479,340 km (0.075 R)
• M16: 18,694,199 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.3

Radius: 9.8

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.58 AU - 11.78 AU

Year: 10892 Days

Day: 8.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,337,274 km

• M1: 122,820 km (0.106 R)
• M2: 486,941 km (0.119 R)
• M3: 1,462,918 km (0.103 R)
• M4: 3,234,605 km (0.093 R)
• M5: 3,974,666 km (0.074 R)
• M6: 5,154,544 km (0.075 R)
• M7: 5,715,835 km (0.094 R)
• M8: 6,553,584 km (0.051 R)
• M9: 7,558,582 km (0.095 R)
• M10: 7,915,523 km (0.066 R)
• M11: 8,808,622 km (0.061 R)
• M12: 9,406,265 km (0.075 R)
• M13: 10,353,369 km (0.114 R)
• M14: 11,537,137 km (0.095 R)
• M15: 12,071,202 km (0.118 R)
• M16: 13,317,202 km (0.102 R)
• M17: 15,990,068 km (0.085 R)
• M18: 17,107,115 km (0.111 R)
• M19: 18,515,429 km (0.111 R)
• M20: 20,254,205 km (0.106 R)
• M21: 26,527,592 km (0.073 R)
• M22: 36,329,843 km (0.109 R)
• M23: 38,912,052 km (0.107 R)
• M24: 40,654,717 km (0.07 R)
• M25: 41,476,309 km (0.086 R)
• M26: 43,011,183 km (0.073 R)
• M27: 55,666,415 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.7

Radius: 6.3

Gravity: 24.51 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 12.03 AU - 13.61 AU

Year: 16601 Days

Day: 19.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,337,274 km

• M1: 78,389 km (0.08 R)
• M2: 375,939 km (0.097 R)
• M3: 587,770 km (0.117 R)
• M4: 949,348 km (0.103 R)
• M5: 1,174,493 km (0.087 R)
• M6: 1,547,141 km (0.037 R)
• M7: 2,261,621 km (0.109 R)
• M8: 2,504,867 km (0.029 R)
• M9: 3,044,017 km (0.106 R)
• M10: 3,869,499 km (0.087 R)
• M11: 4,153,734 km (0.044 R)
• M12: 6,462,329 km (0.053 R)
• M13: 7,567,558 km (0.11 R)
• M14: 8,793,662 km (0.075 R)
• M15: 9,567,083 km (0.084 R)
• M16: 10,566,098 km (0.066 R)
• M17: 11,894,078 km (0.091 R)
• M18: 14,498,278 km (0.106 R)
• M19: 16,295,546 km (0.084 R)
• M20: 17,630,109 km (0.029 R)
• M21: 21,870,461 km (0.076 R)
• M22: 22,168,460 km (0.09 R)
• M23: 24,225,281 km (0.117 R)
• M24: 31,404,782 km (0.069 R)
• M25: 37,422,506 km (0.109 R)
• M26: 40,625,995 km (0.06 R)
• M27: 55,637,692 km (0.088 R)
• M28: 56,379,249 km (0.116 R)
• M29: 56,752,495 km (0.103 R)
• M30: 57,692,868 km (0.05 R)
• M31: 59,798,158 km (0.094 R)
• M32: 63,554,411 km (0.076 R)
• M33: 69,158,198 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.7

Radius: 6.5

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 13.32 AU - 15 AU

Year: 19270 Days

Day: 21.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,337,274 km

• M1: 82,279 km (0.079 R)
• M2: 327,021 km (0.101 R)
• M3: 549,473 km (0.071 R)
• M4: 1,352,514 km (0.115 R)
• M5: 1,601,894 km (0.096 R)
• M6: 2,129,526 km (0.105 R)
• M7: 2,487,364 km (0.089 R)
• M8: 3,150,980 km (0.096 R)
• M9: 6,311,385 km (0.106 R)
• M10: 9,211,638 km (0.093 R)
• M11: 9,655,495 km (0.065 R)
• M12: 10,253,737 km (0.074 R)
• M13: 11,677,011 km (0.094 R)
• M14: 11,883,157 km (0.088 R)
• M15: 12,249,822 km (0.086 R)
• M16: 16,341,922 km (0.109 R)
• M17: 17,457,623 km (0.115 R)
• M18: 19,332,832 km (0.094 R)
• M19: 19,986,575 km (0.059 R)
• M20: 21,415,085 km (0.117 R)
• M21: 24,473,763 km (0.102 R)
• M22: 25,757,313 km (0.111 R)
• M23: 26,726,707 km (0.119 R)
• M24: 30,457,079 km (0.087 R)
• M25: 36,132,673 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.4

Radius: 4.2

Gravity: 25.48 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 13.5 AU - 19.58 AU

Year: 24327 Days

Day: 21.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,337,274 km

• M1: 52,359 km (0.069 R)
• M2: 250,128 km (0.119 R)
• M3: 396,584 km (0.058 R)
• M4: 627,862 km (0.115 R)
• M5: 932,892 km (0.105 R)
• M6: 1,360,293 km (0.117 R)
• M7: 1,926,671 km (0.065 R)
• M8: 2,636,662 km (0.045 R)
• M9: 3,090,243 km (0.074 R)
• M10: 3,252,557 km (0.056 R)
• M11: 4,183,205 km (0.118 R)
• M12: 5,090,516 km (0.101 R)
• M13: 6,821,513 km (0.115 R)
• M14: 8,855,296 km (0.088 R)
• M15: 18,168,961 km (0.089 R)
• M16: 18,877,007 km (0.119 R)
• M17: 19,328,793 km (0.03 R)
• M18: 22,796,771 km (0.114 R)
• M19: 23,933,715 km (0.081 R)
• M20: 26,208,500 km (0.089 R)
• M21: 26,883,934 km (0.101 R)
• M22: 27,918,703 km (0.032 R)
• M23: 31,433,505 km (0.099 R)
• M24: 34,155,288 km (0.108 R)
• M25: 34,422,320 km (0.074 R)
• M26: 34,690,849 km (0.118 R)
• M27: 43,255,028 km (0.062 R)
• M28: 44,673,963 km (0.088 R)
• M29: 45,475,509 km (0.11 R)
• M30: 45,637,074 km (0.099 R)
• M31: 52,236,435 km (0.083 R)
• M32: 55,485,701 km (0.119 R)
• M33: 60,024,201 km (0.032 R)
• M34: 62,982,798 km (0.089 R)
• M35: 63,787,784 km (0.044 R)
• M36: 68,338,701 km (0.072 R)

Kuiper Belt

Range: 30.3 - 52.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 12,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit