🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.68 AU - 0.86 AU

Year: 235 Days

Day: 17.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 114,506,316 km

• M1: 165,306 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1 AU - 1.08 AU

Year: 369 Days

Day: 38.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.84 AU - 1.26 AU

Year: 375 Days

Day: 15.2 Hours

Environment

Temp: 170 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 114,506,316 km

• M1: 691,292 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.05 AU - 1.71 AU

Year: 565 Days

Day: 27.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.46 AU - 1.7 AU

Year: 692 Days

Day: 16.3 Hours

Environment

Temp: -19 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.85 AU - 2.31 AU

Year: 1045 Days

Day: 26.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 63.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.9

Radius: 9.7

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 12.18 AU - 12.9 AU

Year: 15465 Days

Day: 6.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 114,506,316 km

• M1: 120,725 km (0.086 R)
• M2: 453,132 km (0.101 R)
• M3: 1,095,206 km (0.093 R)
• M4: 2,106,488 km (0.074 R)
• M5: 2,852,682 km (0.079 R)
• M6: 3,341,418 km (0.074 R)
• M7: 3,795,448 km (0.073 R)
• M8: 4,131,145 km (0.086 R)
• M9: 4,862,828 km (0.082 R)
• M10: 6,119,002 km (0.114 R)
• M11: 6,669,073 km (0.12 R)
• M12: 7,722,840 km (0.11 R)
• M13: 8,214,269 km (0.103 R)
• M14: 9,205,355 km (0.065 R)
• M15: 9,985,209 km (0.08 R)
• M16: 16,644,558 km (0.102 R)
• M17: 18,658,894 km (0.038 R)
• M18: 19,906,390 km (0.107 R)
• M19: 20,924,703 km (0.084 R)
• M20: 25,027,873 km (0.096 R)
• M21: 28,697,210 km (0.051 R)
• M22: 30,115,996 km (0.12 R)
• M23: 37,082,619 km (0.12 R)
• M24: 39,768,799 km (0.076 R)
• M25: 40,350,435 km (0.118 R)
• M26: 42,885,820 km (0.065 R)
• M27: 45,367,499 km (0.095 R)
• M28: 47,290,280 km (0.09 R)
• M29: 51,987,205 km (0.093 R)
• M30: 54,985,595 km (0.099 R)
• M31: 58,097,380 km (0.084 R)
• M32: 59,601,437 km (0.118 R)
• M33: 64,070,524 km (0.109 R)
• M34: 64,669,364 km (0.072 R)
• M35: 65,675,859 km (0.092 R)

Asteroid Belt

Center: 16.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.5

Radius: 6.9

Gravity: 20.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 17.34 AU - 22.66 AU

Year: 31149 Days

Day: 18.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 114,506,316 km

• M1: 86,468 km (0.083 R)
• M2: 520,152 km (0.091 R)
• M3: 934,239 km (0.101 R)
• M4: 1,371,812 km (0.084 R)
• M5: 2,028,098 km (0.118 R)
• M6: 3,364,307 km (0.043 R)
• M7: 6,717,692 km (0.083 R)
• M8: 8,029,666 km (0.114 R)
• M9: 13,301,495 km (0.042 R)
• M10: 16,267,272 km (0.106 R)
• M11: 17,120,429 km (0.073 R)
• M12: 19,965,332 km (0.105 R)
• M13: 21,275,660 km (0.118 R)
• M14: 21,838,148 km (0.04 R)
• M15: 24,431,726 km (0.066 R)
• M16: 28,969,628 km (0.099 R)
• M17: 29,382,967 km (0.057 R)
• M18: 38,001,749 km (0.116 R)
• M19: 38,663,121 km (0.099 R)
• M20: 39,164,124 km (0.061 R)
• M21: 41,734,216 km (0.073 R)
• M22: 43,329,078 km (0.11 R)
• M23: 45,333,092 km (0.042 R)
• M24: 47,018,012 km (0.077 R)
• M25: 47,588,728 km (0.12 R)
• M26: 56,499,525 km (0.109 R)
• M27: 58,889,052 km (0.032 R)
• M28: 60,444,272 km (0.12 R)
• M29: 65,273,740 km (0.114 R)
• M30: 65,984,030 km (0.065 R)
• M31: 70,106,649 km (0.049 R)
• M32: 80,206,150 km (0.102 R)
• M33: 83,776,752 km (0.086 R)
• M34: 91,824,220 km (0.09 R)
• M35: 102,269,742 km (0.101 R)
• M36: 107,119,555 km (0.041 R)
• M37: 107,777,487 km (0.07 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 17,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit