🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.47 AU - 0.69 AU

Year: 157 Days

Day: 12.2 Hours

Environment

Temp: 238 °C

Axial Tilt: 165.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.7 AU - 0.76 AU

Year: 221 Days

Day: 18.3 Hours

Environment

Temp: 193 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.98 AU - 1.22 AU

Year: 409 Days

Day: 13.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 65.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.45 AU - 1.99 AU

Year: 800 Days

Day: 12.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.41 AU - 3.27 AU

Year: 1698 Days

Day: 37.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,610,081 km

• M1: 38,147 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.3

Radius: 13.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.03 AU - 6.43 AU

Year: 4866 Days

Day: 12.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 98,610,081 km

• M1: 172,935 km (0.101 R)
• M2: 663,915 km (0.109 R)
• M3: 1,339,799 km (0.077 R)
• M4: 1,789,939 km (0.103 R)
• M5: 2,455,499 km (0.083 R)
• M6: 3,076,480 km (0.115 R)
• M7: 3,647,346 km (0.055 R)
• M8: 7,175,462 km (0.11 R)
• M9: 7,638,168 km (0.116 R)
• M10: 10,374,463 km (0.099 R)
• M11: 11,088,643 km (0.076 R)
• M12: 14,087,183 km (0.12 R)
• M13: 14,864,493 km (0.103 R)
• M14: 16,293,452 km (0.106 R)
• M15: 17,369,061 km (0.112 R)
• M16: 17,868,269 km (0.031 R)
• M17: 19,961,741 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.5

Radius: 11.5

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.2 AU - 10.06 AU

Year: 8224 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 98,610,081 km

• M1: 143,016 km (0.106 R)
• M2: 685,009 km (0.063 R)
• M3: 1,353,412 km (0.049 R)
• M4: 1,965,267 km (0.102 R)
• M5: 4,263,091 km (0.117 R)
• M6: 6,573,929 km (0.091 R)
• M7: 9,537,163 km (0.055 R)
• M8: 10,247,753 km (0.082 R)
• M9: 13,091,010 km (0.108 R)
• M10: 14,180,981 km (0.111 R)
• M11: 15,670,078 km (0.078 R)
• M12: 16,719,208 km (0.11 R)
• M13: 21,317,397 km (0.072 R)
• M14: 21,740,759 km (0.044 R)
• M15: 24,094,981 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.2

Radius: 6.4

Gravity: 22.86 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 16.11 AU - 18.23 AU

Year: 25240 Days

Day: 23 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 98,610,081 km

• M1: 79,586 km (0.099 R)
• M2: 425,606 km (0.076 R)
• M3: 1,100,442 km (0.101 R)
• M4: 1,510,938 km (0.115 R)
• M5: 1,752,090 km (0.116 R)
• M6: 2,040,665 km (0.088 R)
• M7: 2,634,867 km (0.061 R)
• M8: 3,043,419 km (0.057 R)
• M9: 3,248,069 km (0.115 R)
• M10: 6,105,987 km (0.108 R)
• M11: 6,576,622 km (0.096 R)
• M12: 6,870,432 km (0.076 R)
• M13: 7,858,975 km (0.113 R)
• M14: 8,762,246 km (0.093 R)
• M15: 13,381,829 km (0.108 R)
• M16: 14,831,731 km (0.03 R)
• M17: 15,167,579 km (0.098 R)
• M18: 16,472,670 km (0.067 R)
• M19: 16,923,708 km (0.079 R)
• M20: 17,290,522 km (0.061 R)
• M21: 18,909,021 km (0.115 R)
• M22: 19,304,109 km (0.119 R)
• M23: 20,110,591 km (0.031 R)
• M24: 24,952,177 km (0.096 R)
• M25: 27,894,767 km (0.079 R)
• M26: 28,535,644 km (0.115 R)
• M27: 30,788,139 km (0.096 R)
• M28: 36,702,940 km (0.119 R)
• M29: 38,567,378 km (0.114 R)
• M30: 45,944,049 km (0.11 R)
• M31: 48,474,647 km (0.118 R)
• M32: 59,739,367 km (0.089 R)
• M33: 60,163,476 km (0.076 R)
• M34: 61,232,652 km (0.06 R)
• M35: 61,663,794 km (0.113 R)
• M36: 67,454,577 km (0.09 R)
• M37: 80,360,386 km (0.087 R)
• M38: 81,917,400 km (0.094 R)
• M39: 89,173,944 km (0.045 R)
• M40: 90,563,110 km (0.105 R)
• M41: 95,105,350 km (0.116 R)
• M42: 96,264,285 km (0.101 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 12,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit