🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.18 AU - 1.56 AU

Year: 566 Days

Day: 25.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.51 AU - 1.73 AU

Year: 728 Days

Day: 20.3 Hours

Environment

Temp: -32 °C

Axial Tilt: 136 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.75 AU - 2.49 AU

Year: 1090 Days

Day: 43.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.34 AU - 2.64 AU

Year: 1387 Days

Day: 25.1 Hours

Environment

Temp: -67 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,542,990 km

• M1: 55,501 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.23 AU - 2.75 AU

Year: 1387 Days

Day: 36.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,542,990 km

• M1: 527,632 km (0.102 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.8

Radius: 14.4

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 6.02 AU - 7.64 AU

Year: 6303 Days

Day: 13.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,542,990 km

• M1: 182,809 km (0.081 R)
• M2: 668,403 km (0.108 R)
• M3: 1,264,700 km (0.051 R)
• M4: 2,511,449 km (0.098 R)
• M5: 3,107,746 km (0.042 R)
• M6: 4,609,410 km (0.101 R)
• M7: 5,371,760 km (0.117 R)
• M8: 7,403,150 km (0.093 R)
• M9: 8,357,285 km (0.119 R)
• M10: 9,291,374 km (0.091 R)
• M11: 10,258,375 km (0.084 R)
• M12: 11,521,430 km (0.062 R)
• M13: 12,473,919 km (0.045 R)
• M14: 13,307,179 km (0.081 R)
• M15: 15,600,664 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.6

Radius: 5.5

Gravity: 23.49 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 11.97 AU - 15.41 AU

Year: 17886 Days

Day: 24.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,542,990 km

• M1: 88,861 km (0.102 R)
• M2: 299,944 km (0.074 R)
• M3: 471,233 km (0.106 R)
• M4: 1,309,430 km (0.116 R)
• M5: 1,586,485 km (0.11 R)
• M6: 1,939,686 km (0.062 R)
• M7: 2,115,015 km (0.102 R)
• M8: 2,925,686 km (0.063 R)
• M9: 3,373,282 km (0.095 R)
• M10: 4,813,311 km (0.052 R)
• M11: 5,210,494 km (0.101 R)
• M12: 5,474,534 km (0.117 R)
• M13: 6,533,986 km (0.068 R)
• M14: 7,389,985 km (0.082 R)
• M15: 7,869,297 km (0.065 R)
• M16: 8,471,727 km (0.096 R)
• M17: 10,582,404 km (0.094 R)
• M18: 17,091,557 km (0.086 R)
• M19: 19,413,764 km (0.118 R)
• M20: 22,133,454 km (0.078 R)
• M21: 26,286,739 km (0.119 R)
• M22: 28,895,278 km (0.081 R)
• M23: 29,603,175 km (0.113 R)
• M24: 31,921,044 km (0.11 R)
• M25: 33,059,933 km (0.115 R)
• M26: 33,964,401 km (0.094 R)
• M27: 34,620,388 km (0.081 R)
• M28: 35,552,981 km (0.042 R)
• M29: 37,052,251 km (0.078 R)
• M30: 38,027,928 km (0.079 R)
• M31: 40,909,632 km (0.074 R)
• M32: 44,712,410 km (0.088 R)
• M33: 46,457,768 km (0.093 R)
• M34: 46,780,002 km (0.068 R)
• M35: 47,265,896 km (0.091 R)
• M36: 51,965,663 km (0.117 R)
• M37: 52,139,047 km (0.104 R)
• M38: 52,312,730 km (0.075 R)
• M39: 53,539,881 km (0.114 R)
• M40: 56,599,906 km (0.108 R)
• M41: 65,864,951 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.1

Radius: 7.8

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 17.58 AU - 23.36 AU

Year: 32702 Days

Day: 18.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,542,990 km

• M1: 97,089 km (0.093 R)
• M2: 756,516 km (0.116 R)
• M3: 3,754,458 km (0.027 R)
• M4: 5,989,749 km (0.084 R)
• M5: 6,381,396 km (0.115 R)
• M6: 9,502,756 km (0.107 R)
• M7: 18,354,312 km (0.119 R)
• M8: 19,088,090 km (0.12 R)
• M9: 22,738,727 km (0.117 R)
• M10: 25,004,835 km (0.03 R)
• M11: 36,003,869 km (0.102 R)
• M12: 38,772,178 km (0.084 R)
• M13: 54,387,951 km (0.104 R)
• M14: 66,413,077 km (0.047 R)
• M15: 80,336,899 km (0.07 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 11,257 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit