🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.63 AU - 0.87 AU

Year: 250 Days

Day: 38.1 Hours

Environment

Temp: 74 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,310,890 km

• M1: 134,488 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.98 AU - 1.08 AU

Year: 402 Days

Day: 27.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 72,310,890 km

• M1: 689,796 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.09 AU - 1.13 AU

Year: 450 Days

Day: 44.6 Hours

Environment

Temp: -19 °C

Axial Tilt: 22.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 72,310,890 km

• M1: 171,439 km (0.089 R)
• M2: 262,843 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.09 AU - 1.21 AU

Year: 475 Days

Day: 15.5 Hours

Environment

Temp: -25 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.75 AU - 1.95 AU

Year: 969 Days

Day: 17.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.4 AU - 2.76 AU

Year: 1596 Days

Day: 37.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.2 AU - 4.44 AU

Year: 2875 Days

Day: 23.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,310,890 km

• M1: 458,069 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.3

Radius: 11.5

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.69 AU - 5.05 AU

Year: 3517 Days

Day: 11.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,310,890 km

• M1: 143,016 km (0.12 R)
• M2: 550,221 km (0.062 R)
• M3: 1,004,550 km (0.1 R)
• M4: 1,478,925 km (0.113 R)
• M5: 2,113,968 km (0.109 R)
• M6: 2,609,136 km (0.045 R)
• M7: 3,214,110 km (0.117 R)
• M8: 4,555,405 km (0.086 R)
• M9: 5,703,269 km (0.068 R)
• M10: 6,318,715 km (0.106 R)
• M11: 6,808,797 km (0.115 R)
• M12: 7,989,573 km (0.113 R)
• M13: 8,827,322 km (0.114 R)
• M14: 9,336,702 km (0.106 R)
• M15: 9,758,269 km (0.107 R)
• M16: 10,266,154 km (0.099 R)
• M17: 12,476,313 km (0.117 R)
• M18: 12,859,134 km (0.089 R)
• M19: 13,293,566 km (0.069 R)
• M20: 14,146,124 km (0.08 R)
• M21: 16,059,631 km (0.054 R)
• M22: 16,462,198 km (0.047 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.4

Radius: 3.7

Gravity: 48.17 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 12.45 AU - 14.35 AU

Year: 18885 Days

Day: 16.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,310,890 km

• M1: 46,076 km (0.089 R)
• M2: 173,982 km (0.109 R)
• M3: 754,272 km (0.083 R)
• M4: 1,666,670 km (0.056 R)
• M5: 2,414,061 km (0.027 R)
• M6: 2,811,842 km (0.116 R)
• M7: 3,647,346 km (0.091 R)
• M8: 3,949,085 km (0.08 R)
• M9: 4,169,891 km (0.11 R)
• M10: 4,670,894 km (0.098 R)
• M11: 5,323,889 km (0.03 R)
• M12: 8,138,274 km (0.037 R)
• M13: 9,133,399 km (0.102 R)
• M14: 9,745,254 km (0.089 R)
• M15: 10,090,227 km (0.1 R)
• M16: 10,324,796 km (0.112 R)
• M17: 12,333,297 km (0.08 R)
• M18: 15,733,358 km (0.077 R)
• M19: 16,128,146 km (0.079 R)
• M20: 18,724,717 km (0.105 R)
• M21: 20,727,533 km (0.087 R)
• M22: 23,992,656 km (0.12 R)
• M23: 28,623,009 km (0.084 R)
• M24: 29,806,927 km (0.109 R)
• M25: 39,454,793 km (0.088 R)
• M26: 39,890,571 km (0.055 R)
• M27: 47,468,751 km (0.105 R)
• M28: 51,680,529 km (0.087 R)
• M29: 52,027,746 km (0.044 R)
• M30: 52,202,027 km (0.081 R)
• M31: 52,376,608 km (0.1 R)
• M32: 54,502,693 km (0.065 R)
• M33: 57,240,334 km (0.079 R)
• M34: 61,224,724 km (0.115 R)
• M35: 62,004,129 km (0.112 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: 506 - 14,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit