🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.49 AU - 0.81 AU

Year: 200 Days

Day: 43.6 Hours

Environment

Temp: 100 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,266,789 km

• M1: 68,366 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.57 AU - 0.83 AU

Year: 223 Days

Day: 14.4 Hours

Environment

Temp: 146 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.67 AU - 1.09 AU

Year: 314 Days

Day: 37.9 Hours

Environment

Temp: 41 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 58,266,789 km

• M1: 68,217 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.58 AU - 2.08 AU

Year: 943 Days

Day: 42.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.64 AU - 2.24 AU

Year: 1029 Days

Day: 17.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.45 AU - 3.17 AU

Year: 1794 Days

Day: 42 Hours

Environment

Temp: -107 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,266,789 km

• M1: 169,494 km (0.091 R)

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.6

Radius: 11.7

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.14 AU - 6.22 AU

Year: 4489 Days

Day: 11.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 102.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,266,789 km

• M1: 145,559 km (0.119 R)
• M2: 556,953 km (0.083 R)
• M3: 1,069,774 km (0.073 R)
• M4: 1,660,088 km (0.057 R)
• M5: 2,060,262 km (0.092 R)
• M6: 2,874,074 km (0.098 R)
• M7: 3,396,470 km (0.093 R)
• M8: 4,073,999 km (0.114 R)
• M9: 4,892,150 km (0.115 R)
• M10: 5,382,681 km (0.088 R)
• M11: 6,656,656 km (0.066 R)
• M12: 7,434,416 km (0.093 R)
• M13: 10,048,040 km (0.083 R)
• M14: 11,443,639 km (0.077 R)
• M15: 17,569,073 km (0.034 R)
• M16: 21,539,700 km (0.114 R)
• M17: 23,237,636 km (0.111 R)
• M18: 25,423,111 km (0.083 R)
• M19: 25,990,236 km (0.06 R)
• M20: 26,648,617 km (0.102 R)
• M21: 27,233,844 km (0.081 R)
• M22: 28,953,321 km (0.043 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.1

Radius: 8.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.2 AU - 9.62 AU

Year: 8472 Days

Day: 13.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,266,789 km

• M1: 125,812 km (0.11 R)
• M2: 1,485,507 km (0.085 R)
• M3: 1,930,561 km (0.095 R)
• M4: 2,798,228 km (0.113 R)
• M5: 3,319,876 km (0.105 R)
• M6: 3,905,103 km (0.095 R)
• M7: 4,557,350 km (0.11 R)
• M8: 5,334,810 km (0.119 R)
• M9: 6,350,280 km (0.096 R)
• M10: 6,631,225 km (0.102 R)
• M11: 7,803,474 km (0.104 R)
• M12: 9,506,496 km (0.104 R)
• M13: 10,639,849 km (0.118 R)
• M14: 11,489,715 km (0.114 R)
• M15: 12,096,783 km (0.039 R)
• M16: 12,627,107 km (0.048 R)
• M17: 13,733,982 km (0.084 R)
• M18: 15,179,397 km (0.082 R)
• M19: 15,457,798 km (0.1 R)
• M20: 16,664,604 km (0.05 R)
• M21: 16,960,958 km (0.098 R)
• M22: 18,119,294 km (0.101 R)
• M23: 21,839,644 km (0.085 R)
• M24: 22,481,568 km (0.072 R)
• M25: 24,866,158 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.9

Radius: 7

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 10.27 AU - 15.43 AU

Year: 17541 Days

Day: 18.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,266,789 km

• M1: 97,837 km (0.067 R)
• M2: 329,863 km (0.086 R)
• M3: 1,219,522 km (0.076 R)
• M4: 1,657,844 km (0.051 R)
• M5: 2,011,343 km (0.086 R)
• M6: 2,373,819 km (0.12 R)
• M7: 2,778,930 km (0.059 R)
• M8: 3,355,630 km (0.114 R)
• M9: 3,645,551 km (0.026 R)
• M10: 4,521,745 km (0.096 R)
• M11: 5,713,143 km (0.114 R)
• M12: 7,015,991 km (0.106 R)
• M13: 8,505,836 km (0.087 R)
• M14: 9,453,389 km (0.058 R)
• M15: 12,970,734 km (0.098 R)
• M16: 13,620,138 km (0.06 R)
• M17: 14,359,451 km (0.113 R)
• M18: 15,410,077 km (0.07 R)
• M19: 17,119,532 km (0.069 R)
• M20: 18,059,754 km (0.113 R)
• M21: 22,166,515 km (0.088 R)
• M22: 22,442,074 km (0.098 R)
• M23: 31,006,103 km (0.053 R)
• M24: 35,439,736 km (0.108 R)
• M25: 43,354,061 km (0.065 R)
• M26: 44,219,335 km (0.119 R)
• M27: 45,096,129 km (0.1 R)
• M28: 49,185,386 km (0.078 R)
• M29: 56,710,010 km (0.051 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 19,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit