🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.47 AU - 0.61 AU

Year: 142 Days

Day: 44.5 Hours

Environment

Temp: 197 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.52 AU - 0.76 AU

Year: 183 Days

Day: 19.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.8 AU - 1.1 AU

Year: 332 Days

Day: 44.9 Hours

Environment

Temp: 152 °C

Axial Tilt: 26.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.86 AU - 2.74 AU

Year: 1249 Days

Day: 14 Hours

Environment

Temp: -73 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,756,702 km

• M1: 1,243,906 km (0.046 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.26 AU - 3.4 AU

Year: 1705 Days

Day: 37.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,756,702 km

• M1: 37,848 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.26 AU - 4.8 AU

Year: 2898 Days

Day: 35.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.3

Radius: 14.9

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.76 AU - 5.94 AU

Year: 4432 Days

Day: 10.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,756,702 km

• M1: 186,549 km (0.078 R)
• M2: 1,004,849 km (0.083 R)
• M3: 2,118,306 km (0.03 R)
• M4: 2,691,714 km (0.055 R)
• M5: 3,169,680 km (0.116 R)
• M6: 3,661,557 km (0.112 R)
• M7: 4,933,139 km (0.066 R)
• M8: 5,715,237 km (0.112 R)
• M9: 6,323,502 km (0.064 R)
• M10: 6,807,900 km (0.117 R)
• M11: 8,260,346 km (0.038 R)
• M12: 8,840,636 km (0.087 R)
• M13: 9,698,879 km (0.103 R)
• M14: 10,837,468 km (0.091 R)
• M15: 11,345,503 km (0.05 R)
• M16: 11,917,565 km (0.063 R)
• M17: 13,538,458 km (0.111 R)
• M18: 16,119,919 km (0.056 R)
• M19: 17,907,164 km (0.11 R)
• M20: 21,365,568 km (0.114 R)
• M21: 22,239,818 km (0.032 R)
• M22: 23,750,008 km (0.118 R)
• M23: 28,081,615 km (0.078 R)
• M24: 28,690,478 km (0.109 R)
• M25: 29,219,456 km (0.092 R)
• M26: 30,115,547 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.7

Radius: 12.7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.67 AU - 6.23 AU

Year: 4557 Days

Day: 14.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,756,702 km

• M1: 162,014 km (0.044 R)
• M2: 634,445 km (0.067 R)
• M3: 1,051,673 km (0.108 R)
• M4: 1,794,726 km (0.09 R)
• M5: 2,244,716 km (0.081 R)
• M6: 3,929,936 km (0.117 R)
• M7: 5,905,226 km (0.077 R)
• M8: 6,538,175 km (0.103 R)
• M9: 7,338,524 km (0.106 R)
• M10: 8,005,281 km (0.079 R)
• M11: 9,533,723 km (0.113 R)
• M12: 10,289,491 km (0.107 R)
• M13: 10,962,981 km (0.088 R)
• M14: 11,963,641 km (0.06 R)
• M15: 14,929,718 km (0.103 R)
• M16: 15,433,863 km (0.08 R)
• M17: 16,264,131 km (0.101 R)
• M18: 17,844,483 km (0.055 R)
• M19: 18,298,064 km (0.043 R)
• M20: 18,875,661 km (0.077 R)
• M21: 19,765,020 km (0.082 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 14.1

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.72 AU - 9.38 AU

Year: 7430 Days

Day: 11.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,756,702 km

• M1: 175,927 km (0.107 R)
• M2: 736,321 km (0.059 R)
• M3: 1,276,369 km (0.119 R)
• M4: 1,931,309 km (0.037 R)
• M5: 2,689,620 km (0.103 R)
• M6: 3,547,115 km (0.066 R)
• M7: 4,337,441 km (0.078 R)
• M8: 5,182,669 km (0.116 R)
• M9: 5,676,790 km (0.037 R)
• M10: 8,304,477 km (0.113 R)
• M11: 9,159,578 km (0.081 R)
• M12: 10,600,056 km (0.052 R)
• M13: 11,503,179 km (0.112 R)
• M14: 13,234,774 km (0.085 R)
• M15: 15,258,983 km (0.113 R)
• M16: 16,940,612 km (0.101 R)
• M17: 17,413,791 km (0.059 R)
• M18: 20,823,425 km (0.103 R)
• M19: 22,481,867 km (0.069 R)
• M20: 23,053,780 km (0.079 R)
• M21: 28,362,111 km (0.111 R)
• M22: 35,744,466 km (0.113 R)
• M23: 36,524,021 km (0.105 R)
• M24: 37,428,938 km (0.063 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 11,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit