🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.53 AU - 0.53 AU

Year: 148 Days

Day: 23.2 Hours

Environment

Temp: 220 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.9 AU - 1.3 AU

Year: 442 Days

Day: 37.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 53.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.61 AU - 2.05 AU

Year: 948 Days

Day: 43.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.69 AU - 1.99 AU

Year: 956 Days

Day: 20.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.93 AU - 2.85 AU

Year: 1415 Days

Day: 36.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,308,410 km

• M1: 1,275,322 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.39 AU - 3.53 AU

Year: 1950 Days

Day: 45 Hours

Environment

Temp: -104 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.6

Radius: 8.9

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.07 AU - 4.39 AU

Year: 3331 Days

Day: 9.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,308,410 km

• M1: 110,702 km (0.071 R)
• M2: 489,035 km (0.067 R)
• M3: 1,641,089 km (0.074 R)
• M4: 2,854,776 km (0.069 R)
• M5: 4,214,920 km (0.1 R)
• M6: 6,205,619 km (0.105 R)
• M7: 6,840,063 km (0.115 R)
• M8: 8,972,581 km (0.055 R)
• M9: 9,291,374 km (0.104 R)
• M10: 11,663,548 km (0.117 R)
• M11: 13,151,747 km (0.102 R)
• M12: 13,646,916 km (0.081 R)
• M13: 14,026,446 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.3

Radius: 12.2

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.17 AU - 4.75 AU

Year: 3606 Days

Day: 11.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,308,410 km

• M1: 174,132 km (0.033 R)
• M2: 569,818 km (0.065 R)
• M3: 1,258,866 km (0.086 R)
• M4: 3,749,371 km (0.086 R)
• M5: 4,471,630 km (0.119 R)
• M6: 4,905,165 km (0.099 R)
• M7: 8,979,911 km (0.077 R)
• M8: 11,511,706 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.4

Radius: 13.4

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.1 AU - 5.86 AU

Year: 4912 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,308,410 km

• M1: 166,802 km (0.119 R)
• M2: 1,408,314 km (0.116 R)
• M3: 2,454,602 km (0.117 R)
• M4: 3,602,616 km (0.098 R)
• M5: 4,380,824 km (0.096 R)
• M6: 5,187,905 km (0.114 R)
• M7: 6,212,052 km (0.104 R)
• M8: 7,572,644 km (0.071 R)
• M9: 8,031,610 km (0.069 R)
• M10: 8,967,046 km (0.032 R)
• M11: 10,141,688 km (0.083 R)
• M12: 13,397,537 km (0.1 R)
• M13: 14,335,964 km (0.064 R)
• M14: 17,660,029 km (0.119 R)
• M15: 20,030,856 km (0.082 R)
• M16: 21,607,318 km (0.098 R)
• M17: 22,174,593 km (0.073 R)
• M18: 26,751,540 km (0.081 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.1

Radius: 11.1

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.89 AU - 6.35 AU

Year: 5101 Days

Day: 9.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,308,410 km

• M1: 138,079 km (0.117 R)
• M2: 490,083 km (0.038 R)
• M3: 955,631 km (0.063 R)
• M4: 1,336,657 km (0.054 R)
• M5: 1,780,813 km (0.084 R)
• M6: 3,011,256 km (0.077 R)
• M7: 3,542,478 km (0.059 R)
• M8: 3,946,093 km (0.079 R)
• M9: 5,009,285 km (0.056 R)
• M10: 7,191,618 km (0.107 R)
• M11: 8,414,132 km (0.118 R)
• M12: 10,120,146 km (0.09 R)
• M13: 11,847,852 km (0.084 R)
• M14: 13,016,361 km (0.088 R)
• M15: 15,287,406 km (0.119 R)
• M16: 16,059,631 km (0.098 R)
• M17: 17,489,188 km (0.07 R)
• M18: 26,858,203 km (0.08 R)
• M19: 31,637,556 km (0.092 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 19,660 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit