🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.41 AU - 0.65 AU

Year: 145 Days

Day: 40.7 Hours

Environment

Temp: 205 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.67 AU - 0.71 AU

Year: 216 Days

Day: 46.7 Hours

Environment

Temp: 157 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.94 AU - 1.56 AU

Year: 526 Days

Day: 17.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.14 AU - 1.52 AU

Year: 578 Days

Day: 36.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.35 AU - 2.57 AU

Year: 1454 Days

Day: 19.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 62.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,656,117 km

• M1: 506,389 km (0.085 R)

Asteroid Belt

Center: 3.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.6

Radius: 14.1

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.85 AU - 5.23 AU

Year: 3644 Days

Day: 12.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,656,117 km

• M1: 175,329 km (0.061 R)
• M2: 785,538 km (0.033 R)
• M3: 2,030,641 km (0.117 R)
• M4: 2,612,128 km (0.045 R)
• M5: 3,480,095 km (0.118 R)
• M6: 4,605,370 km (0.12 R)
• M7: 6,107,034 km (0.057 R)
• M8: 7,166,187 km (0.11 R)
• M9: 7,670,930 km (0.083 R)
• M10: 9,018,657 km (0.093 R)
• M11: 9,648,165 km (0.049 R)
• M12: 10,777,180 km (0.088 R)
• M13: 11,992,364 km (0.112 R)
• M14: 13,958,080 km (0.081 R)
• M15: 15,017,831 km (0.076 R)
• M16: 17,297,703 km (0.079 R)
• M17: 17,963,114 km (0.053 R)
• M18: 20,062,421 km (0.072 R)
• M19: 23,843,507 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.3

Radius: 14.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 9.79 AU - 12.87 AU

Year: 14367 Days

Day: 6.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,656,117 km

• M1: 181,612 km (0.119 R)
• M2: 1,228,647 km (0.096 R)
• M3: 2,147,926 km (0.073 R)
• M4: 3,632,535 km (0.109 R)
• M5: 4,195,771 km (0.052 R)
• M6: 5,554,868 km (0.081 R)
• M7: 6,336,517 km (0.082 R)
• M8: 7,525,970 km (0.054 R)
• M9: 8,264,534 km (0.118 R)
• M10: 8,745,641 km (0.117 R)
• M11: 10,948,769 km (0.102 R)
• M12: 20,818,788 km (0.082 R)
• M13: 21,573,808 km (0.075 R)
• M14: 22,489,497 km (0.12 R)
• M15: 23,725,773 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748.5

Radius: 6.6

Gravity: 17.18 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 12.74 AU - 20.3 AU

Year: 25295 Days

Day: 22.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 91,656,117 km

• M1: 83,625 km (0.071 R)
• M2: 471,383 km (0.064 R)
• M3: 836,850 km (0.078 R)
• M4: 1,301,053 km (0.077 R)
• M5: 1,547,590 km (0.109 R)
• M6: 2,007,454 km (0.068 R)
• M7: 2,456,995 km (0.087 R)
• M8: 2,890,081 km (0.073 R)
• M9: 3,875,183 km (0.083 R)
• M10: 4,354,495 km (0.112 R)
• M11: 5,514,178 km (0.094 R)
• M12: 5,768,793 km (0.075 R)
• M13: 6,627,186 km (0.076 R)
• M14: 8,426,698 km (0.054 R)
• M15: 9,171,097 km (0.101 R)
• M16: 9,834,414 km (0.093 R)
• M17: 16,250,218 km (0.1 R)
• M18: 21,279,250 km (0.089 R)
• M19: 22,762,513 km (0.106 R)
• M20: 24,087,651 km (0.034 R)
• M21: 24,426,789 km (0.104 R)
• M22: 25,697,773 km (0.069 R)
• M23: 26,890,816 km (0.087 R)
• M24: 29,644,763 km (0.079 R)
• M25: 31,491,997 km (0.109 R)
• M26: 32,033,542 km (0.091 R)
• M27: 32,581,219 km (0.114 R)
• M28: 35,999,531 km (0.078 R)
• M29: 37,340,676 km (0.066 R)
• M30: 37,795,154 km (0.093 R)
• M31: 42,708,397 km (0.079 R)
• M32: 45,060,375 km (0.055 R)
• M33: 56,717,938 km (0.099 R)
• M34: 57,720,842 km (0.043 R)
• M35: 58,125,355 km (0.098 R)
• M36: 58,939,915 km (0.049 R)
• M37: 71,389,749 km (0.09 R)
• M38: 80,092,456 km (0.089 R)
• M39: 84,958,276 km (0.103 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: 159 - 15,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit