🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.46 AU - 0.76 AU

Year: 181 Days

Day: 46.8 Hours

Environment

Temp: 176 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,311,805 km

• M1: 493,374 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.54 AU - 0.76 AU

Year: 200 Days

Day: 31.9 Hours

Environment

Temp: 170 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,311,805 km

• M1: 42,635 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.69 AU - 0.71 AU

Year: 223 Days

Day: 35.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.79 AU - 1.09 AU

Year: 347 Days

Day: 18.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 11.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,311,805 km

• M1: 42,187 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.72 AU - 2.04 AU

Year: 982 Days

Day: 47.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.85 AU - 1.97 AU

Year: 1005 Days

Day: 17.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,311,805 km

• M1: 114,293 km (0.066 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.58 AU - 2.86 AU

Year: 1708 Days

Day: 14.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 10.3

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.44 AU - 7.98 AU

Year: 6619 Days

Day: 12.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,311,805 km

• M1: 128,205 km (0.074 R)
• M2: 520,002 km (0.105 R)
• M3: 2,548,400 km (0.083 R)
• M4: 2,959,195 km (0.081 R)
• M5: 4,510,974 km (0.074 R)
• M6: 5,242,807 km (0.082 R)
• M7: 6,368,681 km (0.052 R)
• M8: 6,973,056 km (0.045 R)
• M9: 8,191,979 km (0.117 R)
• M10: 8,761,050 km (0.101 R)
• M11: 9,586,232 km (0.113 R)
• M12: 12,010,166 km (0.118 R)
• M13: 13,171,345 km (0.082 R)
• M14: 16,371,841 km (0.066 R)
• M15: 16,819,438 km (0.111 R)
• M16: 22,296,366 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.7

Radius: 6.7

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 13.39 AU - 15.71 AU

Year: 21134 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,311,805 km

• M1: 88,263 km (0.075 R)
• M2: 358,736 km (0.102 R)
• M3: 723,904 km (0.119 R)
• M4: 944,711 km (0.06 R)
• M5: 1,172,099 km (0.041 R)
• M6: 2,164,681 km (0.108 R)
• M7: 3,015,444 km (0.116 R)
• M8: 3,406,493 km (0.101 R)
• M9: 3,657,070 km (0.115 R)
• M10: 4,195,173 km (0.059 R)
• M11: 4,483,448 km (0.071 R)
• M12: 5,732,441 km (0.094 R)
• M13: 6,374,365 km (0.089 R)
• M14: 7,471,815 km (0.087 R)
• M15: 7,992,715 km (0.098 R)
• M16: 9,001,304 km (0.086 R)
• M17: 9,266,092 km (0.076 R)
• M18: 9,700,674 km (0.088 R)
• M19: 10,669,320 km (0.085 R)
• M20: 11,700,947 km (0.101 R)
• M21: 13,890,611 km (0.06 R)
• M22: 15,193,309 km (0.116 R)
• M23: 16,813,753 km (0.108 R)
• M24: 19,236,042 km (0.079 R)
• M25: 23,044,056 km (0.077 R)
• M26: 23,340,858 km (0.06 R)
• M27: 23,740,733 km (0.056 R)
• M28: 27,993,950 km (0.094 R)
• M29: 31,256,082 km (0.077 R)
• M30: 37,286,671 km (0.117 R)
• M31: 45,586,062 km (0.079 R)
• M32: 55,744,206 km (0.114 R)
• M33: 63,746,495 km (0.085 R)
• M34: 66,708,533 km (0.08 R)
• M35: 67,110,353 km (0.089 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 12,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit