🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.59 AU - 0.83 AU

Year: 215 Days

Day: 23.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.89 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.97 AU - 3.17 AU

Year: 1936 Days

Day: 47.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.03 AU - 3.31 AU

Year: 2031 Days

Day: 25.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.22 AU - 5.28 AU

Year: 3726 Days

Day: 38.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,926,183 km

• M1: 482,752 km (0.05 R)

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.8

Radius: 9.1

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.84 AU - 6.26 AU

Year: 5356 Days

Day: 10.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 93,926,183 km

• M1: 113,395 km (0.068 R)
• M2: 557,701 km (0.073 R)
• M3: 1,220,868 km (0.096 R)
• M4: 1,521,410 km (0.107 R)
• M5: 2,213,001 km (0.08 R)
• M6: 2,578,020 km (0.04 R)
• M7: 4,509,777 km (0.087 R)
• M8: 5,986,757 km (0.119 R)
• M9: 9,733,286 km (0.086 R)
• M10: 10,718,538 km (0.047 R)
• M11: 11,045,559 km (0.096 R)
• M12: 13,742,210 km (0.06 R)
• M13: 14,521,914 km (0.106 R)
• M14: 19,483,926 km (0.103 R)
• M15: 22,230,244 km (0.12 R)
• M16: 29,196,119 km (0.097 R)
• M17: 29,743,198 km (0.109 R)
• M18: 32,289,653 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.2

Radius: 14.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.19 AU - 7.31 AU

Year: 5623 Days

Day: 8.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,926,183 km

• M1: 176,376 km (0.099 R)
• M2: 779,704 km (0.097 R)
• M3: 1,225,955 km (0.061 R)
• M4: 1,964,370 km (0.072 R)
• M5: 2,947,527 km (0.115 R)
• M6: 3,686,690 km (0.114 R)
• M7: 4,520,249 km (0.059 R)
• M8: 7,414,220 km (0.119 R)
• M9: 11,821,822 km (0.11 R)
• M10: 12,652,240 km (0.097 R)
• M11: 14,545,850 km (0.075 R)
• M12: 15,438,799 km (0.115 R)
• M13: 18,201,872 km (0.097 R)
• M14: 19,451,014 km (0.067 R)
• M15: 22,587,334 km (0.111 R)
• M16: 24,111,287 km (0.059 R)
• M17: 25,874,298 km (0.034 R)
• M18: 28,816,290 km (0.072 R)
• M19: 30,129,310 km (0.097 R)
• M20: 31,481,825 km (0.106 R)
• M21: 33,688,543 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 9.7

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 7.03 AU - 11.21 AU

Year: 9912 Days

Day: 7.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,926,183 km

• M1: 121,025 km (0.073 R)
• M2: 527,632 km (0.098 R)
• M3: 1,018,313 km (0.057 R)
• M4: 1,506,002 km (0.077 R)
• M5: 2,024,358 km (0.069 R)
• M6: 2,658,055 km (0.106 R)
• M7: 3,251,659 km (0.117 R)
• M8: 3,702,398 km (0.048 R)
• M9: 4,469,386 km (0.053 R)
• M10: 7,337,776 km (0.096 R)
• M11: 7,963,394 km (0.11 R)
• M12: 9,112,306 km (0.093 R)
• M13: 9,575,909 km (0.091 R)
• M14: 15,174,161 km (0.079 R)
• M15: 16,311,553 km (0.088 R)
• M16: 16,869,853 km (0.093 R)
• M17: 18,024,599 km (0.113 R)
• M18: 19,854,330 km (0.045 R)
• M19: 22,634,756 km (0.03 R)
• M20: 23,407,429 km (0.051 R)
• M21: 24,518,642 km (0.106 R)
• M22: 25,251,373 km (0.12 R)
• M23: 25,664,712 km (0.072 R)
• M24: 28,775,300 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.4

Radius: 3.4

Gravity: 53.75 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 14.71 AU - 22.43 AU

Year: 28800 Days

Day: 23.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 145.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,926,183 km

• M1: 42,336 km (0.045 R)
• M2: 174,132 km (0.077 R)
• M3: 346,618 km (0.047 R)
• M4: 479,611 km (0.076 R)
• M5: 738,415 km (0.118 R)
• M6: 949,498 km (0.12 R)
• M7: 1,245,253 km (0.095 R)
• M8: 2,355,718 km (0.032 R)
• M9: 3,032,947 km (0.072 R)
• M10: 3,540,383 km (0.094 R)
• M11: 4,067,566 km (0.101 R)
• M12: 5,275,719 km (0.08 R)
• M13: 8,769,726 km (0.053 R)
• M14: 9,977,430 km (0.112 R)
• M15: 13,167,156 km (0.106 R)
• M16: 13,705,409 km (0.082 R)
• M17: 16,005,476 km (0.067 R)
• M18: 16,353,740 km (0.034 R)
• M19: 17,704,908 km (0.11 R)
• M20: 18,265,601 km (0.026 R)
• M21: 19,031,392 km (0.107 R)
• M22: 19,619,761 km (0.07 R)
• M23: 20,219,947 km (0.115 R)
• M24: 24,653,430 km (0.104 R)
• M25: 25,469,785 km (0.12 R)
• M26: 27,776,435 km (0.057 R)
• M27: 34,359,340 km (0.08 R)
• M28: 38,550,922 km (0.118 R)
• M29: 41,744,987 km (0.084 R)
• M30: 44,083,052 km (0.114 R)
• M31: 51,996,480 km (0.075 R)
• M32: 62,721,750 km (0.1 R)
• M33: 66,899,121 km (0.072 R)
• M34: 85,462,870 km (0.072 R)
• M35: 93,644,826 km (0.079 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 19,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit