🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.48 AU - 0.52 AU

Year: 132 Days

Day: 34.8 Hours

Environment

Temp: 217 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.82 AU - 1.06 AU

Year: 342 Days

Day: 47.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.93 AU - 1.23 AU

Year: 421 Days

Day: 45.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 35.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,064,134 km

• M1: 700,567 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.07 AU - 1.69 AU

Year: 608 Days

Day: 14 Hours

Environment

Temp: -46 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,064,134 km

• M1: 355,744 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.47 AU - 1.57 AU

Year: 702 Days

Day: 35.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.31 AU - 1.91 AU

Year: 766 Days

Day: 17.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.2

Radius: 12.3

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.41 AU - 9.33 AU

Year: 9074 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,064,134 km

• M1: 153,487 km (0.104 R)
• M2: 693,685 km (0.1 R)
• M3: 1,396,047 km (0.11 R)
• M4: 1,912,908 km (0.089 R)
• M5: 2,656,260 km (0.056 R)
• M6: 4,109,603 km (0.109 R)
• M7: 5,153,946 km (0.119 R)
• M8: 5,652,556 km (0.082 R)
• M9: 8,108,953 km (0.083 R)
• M10: 11,260,381 km (0.105 R)
• M11: 12,334,494 km (0.104 R)
• M12: 13,291,023 km (0.099 R)
• M13: 15,016,634 km (0.086 R)
• M14: 19,936,459 km (0.085 R)
• M15: 25,646,012 km (0.103 R)
• M16: 30,395,744 km (0.037 R)
• M17: 34,176,681 km (0.046 R)
• M18: 37,149,190 km (0.062 R)
• M19: 38,260,254 km (0.082 R)
• M20: 39,393,308 km (0.059 R)
• M21: 40,289,998 km (0.105 R)
• M22: 46,240,552 km (0.112 R)
• M23: 47,959,581 km (0.08 R)

Asteroid Belt

Center: 13.25 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839

Radius: 5.8

Gravity: 24.94 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.63 AU - 22.61 AU

Year: 28905 Days

Day: 22.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 104,064,134 km

• M1: 72,256 km (0.038 R)
• M2: 333,753 km (0.106 R)
• M3: 774,169 km (0.096 R)
• M4: 1,021,454 km (0.084 R)
• M5: 1,387,520 km (0.11 R)
• M6: 1,776,325 km (0.057 R)
• M7: 2,007,454 km (0.11 R)
• M8: 2,234,843 km (0.052 R)
• M9: 4,016,852 km (0.057 R)
• M10: 4,530,721 km (0.113 R)
• M11: 5,512,382 km (0.081 R)
• M12: 7,998,849 km (0.072 R)
• M13: 8,573,155 km (0.113 R)
• M14: 9,739,121 km (0.05 R)
• M15: 10,326,891 km (0.045 R)
• M16: 12,157,520 km (0.065 R)
• M17: 12,685,002 km (0.089 R)
• M18: 13,948,057 km (0.12 R)
• M19: 14,610,027 km (0.077 R)
• M20: 16,085,960 km (0.115 R)
• M21: 20,678,764 km (0.04 R)
• M22: 29,295,003 km (0.094 R)
• M23: 30,654,100 km (0.096 R)
• M24: 43,593,717 km (0.084 R)
• M25: 44,295,630 km (0.087 R)
• M26: 48,104,990 km (0.106 R)
• M27: 51,930,507 km (0.107 R)
• M28: 52,127,079 km (0.098 R)
• M29: 55,748,095 km (0.05 R)
• M30: 59,964,212 km (0.091 R)
• M31: 63,936,185 km (0.119 R)
• M32: 69,024,607 km (0.05 R)
• M33: 69,738,638 km (0.112 R)
• M34: 69,977,845 km (0.093 R)
• M35: 72,890,216 km (0.064 R)
• M36: 79,215,064 km (0.104 R)
• M37: 83,449,283 km (0.106 R)
• M38: 84,259,654 km (0.092 R)
• M39: 84,530,875 km (0.119 R)
• M40: 86,998,791 km (0.09 R)
• M41: 90,647,483 km (0.105 R)
• M42: 96,458,164 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 17,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit