🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.55 AU - 0.59 AU

Year: 151 Days

Day: 39.7 Hours

Environment

Temp: 241 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.5 AU - 0.68 AU

Year: 159 Days

Day: 20.3 Hours

Environment

Temp: 228 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.66 AU - 0.88 AU

Year: 236 Days

Day: 35.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,317,831 km

• M1: 142,866 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.4 AU - 2.68 AU

Year: 1416 Days

Day: 31 Hours

Environment

Temp: -82 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.21 AU - 3.53 AU

Year: 2164 Days

Day: 27.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.7 AU - 5.98 AU

Year: 3725 Days

Day: 28.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.7

Radius: 9.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.5 AU - 10.32 AU

Year: 10914 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 107,317,831 km

• M1: 165,306 km (0.084 R)
• M2: 517,459 km (0.032 R)
• M3: 1,610,720 km (0.087 R)
• M4: 2,223,922 km (0.11 R)
• M5: 2,585,201 km (0.105 R)
• M6: 3,450,475 km (0.111 R)
• M7: 5,263,451 km (0.05 R)
• M8: 8,769,876 km (0.094 R)
• M9: 12,388,050 km (0.058 R)
• M10: 13,648,562 km (0.098 R)
• M11: 14,309,934 km (0.079 R)
• M12: 16,288,964 km (0.114 R)
• M13: 19,552,143 km (0.119 R)
• M14: 21,657,583 km (0.075 R)
• M15: 24,694,270 km (0.064 R)
• M16: 34,929,457 km (0.094 R)
• M17: 36,852,538 km (0.113 R)
• M18: 40,172,115 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.6

Radius: 3.6

Gravity: 63.55 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 12.76 AU - 15.92 AU

Year: 18998 Days

Day: 16.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 107,317,831 km

• M1: 53,406 km (0.113 R)
• M2: 241,301 km (0.081 R)
• M3: 799,900 km (0.046 R)
• M4: 1,565,691 km (0.091 R)
• M5: 5,629,517 km (0.108 R)
• M6: 5,833,868 km (0.096 R)
• M7: 8,209,183 km (0.089 R)
• M8: 9,464,608 km (0.069 R)
• M9: 9,753,482 km (0.073 R)
• M10: 10,593,773 km (0.119 R)
• M11: 10,905,236 km (0.027 R)
• M12: 11,031,497 km (0.109 R)
• M13: 11,481,188 km (0.1 R)
• M14: 11,611,936 km (0.093 R)
• M15: 13,402,772 km (0.053 R)
• M16: 15,688,030 km (0.053 R)
• M17: 16,011,161 km (0.117 R)
• M18: 19,676,010 km (0.106 R)
• M19: 19,957,403 km (0.118 R)
• M20: 22,509,094 km (0.1 R)
• M21: 25,825,529 km (0.089 R)
• M22: 26,162,723 km (0.099 R)
• M23: 27,541,118 km (0.089 R)
• M24: 27,775,388 km (0.118 R)
• M25: 32,615,178 km (0.112 R)
• M26: 36,135,814 km (0.11 R)
• M27: 38,862,984 km (0.089 R)
• M28: 40,654,418 km (0.112 R)
• M29: 42,812,966 km (0.066 R)
• M30: 45,209,075 km (0.073 R)
• M31: 45,371,987 km (0.074 R)
• M32: 48,711,759 km (0.053 R)
• M33: 53,657,315 km (0.074 R)
• M34: 57,197,250 km (0.105 R)
• M35: 58,927,050 km (0.046 R)
• M36: 67,887,813 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973

Radius: 7.6

Gravity: 16.85 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 15.04 AU - 22.2 AU

Year: 28109 Days

Day: 17.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 163.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 107,317,831 km

• M1: 113,395 km (0.117 R)
• M2: 421,417 km (0.097 R)
• M3: 1,116,150 km (0.118 R)
• M4: 2,398,203 km (0.077 R)
• M5: 3,414,123 km (0.044 R)
• M6: 3,741,443 km (0.066 R)
• M7: 5,138,986 km (0.051 R)
• M8: 5,931,705 km (0.055 R)
• M9: 6,406,080 km (0.077 R)
• M10: 6,702,733 km (0.089 R)
• M11: 9,543,147 km (0.094 R)
• M12: 11,014,891 km (0.084 R)
• M13: 11,585,906 km (0.047 R)
• M14: 12,026,771 km (0.115 R)
• M15: 12,555,450 km (0.074 R)
• M16: 12,942,310 km (0.081 R)
• M17: 19,951,569 km (0.108 R)
• M18: 23,838,570 km (0.1 R)
• M19: 24,193,566 km (0.094 R)
• M20: 29,134,933 km (0.033 R)
• M21: 35,012,933 km (0.115 R)
• M22: 35,779,772 km (0.115 R)
• M23: 43,720,427 km (0.077 R)
• M24: 51,764,454 km (0.074 R)
• M25: 59,430,596 km (0.11 R)
• M26: 69,491,053 km (0.037 R)
• M27: 71,189,438 km (0.114 R)
• M28: 75,938,722 km (0.036 R)
• M29: 78,260,331 km (0.069 R)
• M30: 78,521,080 km (0.044 R)
• M31: 79,307,217 km (0.113 R)
• M32: 81,161,632 km (0.105 R)
• M33: 83,860,527 km (0.064 R)
• M34: 92,315,649 km (0.11 R)
• M35: 93,777,968 km (0.064 R)
• M36: 102,564,749 km (0.117 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 10,188 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit