🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.52 AU - 0.7 AU

Year: 167 Days

Day: 46.6 Hours

Environment

Temp: 255 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.63 AU - 0.77 AU

Year: 205 Days

Day: 29.4 Hours

Environment

Temp: 191 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.95 AU - 1.51 AU

Year: 477 Days

Day: 39.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.38 AU - 1.84 AU

Year: 715 Days

Day: 33.4 Hours

Environment

Temp: -35 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,139,228 km

• M1: 49,068 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.64 AU - 2.06 AU

Year: 880 Days

Day: 36.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,139,228 km

• M1: 422,165 km (0.085 R)
• M2: 1,431,951 km (0.097 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.37 AU - 5.55 AU

Year: 3295 Days

Day: 31.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,139,228 km

• M1: 874,100 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.2

Radius: 10.7

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.95 AU - 12.89 AU

Year: 13501 Days

Day: 9.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 111.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,139,228 km

• M1: 133,292 km (0.042 R)
• M2: 559,346 km (0.072 R)
• M3: 1,010,234 km (0.08 R)
• M4: 2,263,565 km (0.108 R)
• M5: 2,724,028 km (0.092 R)
• M6: 4,863,576 km (0.115 R)
• M7: 5,999,473 km (0.095 R)
• M8: 7,738,399 km (0.111 R)
• M9: 8,315,697 km (0.072 R)
• M10: 13,426,259 km (0.099 R)
• M11: 15,065,852 km (0.084 R)
• M12: 16,032,404 km (0.109 R)
• M13: 17,177,276 km (0.108 R)
• M14: 21,017,753 km (0.091 R)
• M15: 21,735,972 km (0.109 R)
• M16: 23,989,215 km (0.065 R)
• M17: 25,846,174 km (0.105 R)
• M18: 27,702,085 km (0.119 R)
• M19: 35,342,796 km (0.033 R)
• M20: 38,803,593 km (0.075 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.3

Radius: 14.7

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 12.94 AU - 13.08 AU

Year: 16417 Days

Day: 9.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,139,228 km

• M1: 182,809 km (0.094 R)
• M2: 882,328 km (0.114 R)
• M3: 2,694,407 km (0.103 R)
• M4: 3,361,015 km (0.118 R)
• M5: 4,631,251 km (0.099 R)
• M6: 5,484,557 km (0.036 R)
• M7: 6,562,410 km (0.052 R)
• M8: 9,035,412 km (0.06 R)
• M9: 9,766,946 km (0.07 R)
• M10: 13,559,102 km (0.111 R)
• M11: 17,433,238 km (0.106 R)
• M12: 21,439,170 km (0.114 R)
• M13: 22,364,582 km (0.116 R)
• M14: 24,494,108 km (0.112 R)
• M15: 28,046,609 km (0.043 R)
• M16: 28,596,531 km (0.114 R)
• M17: 34,750,688 km (0.108 R)
• M18: 37,601,126 km (0.104 R)
• M19: 44,653,020 km (0.027 R)
• M20: 48,646,834 km (0.071 R)
• M21: 52,373,317 km (0.103 R)
• M22: 52,872,974 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142

Radius: 6.6

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 18.13 AU - 19.53 AU

Year: 28586 Days

Day: 21.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,139,228 km

• M1: 82,129 km (0.074 R)
• M2: 357,539 km (0.094 R)
• M3: 633,397 km (0.094 R)
• M4: 2,040,814 km (0.119 R)
• M5: 2,246,362 km (0.117 R)
• M6: 2,995,697 km (0.114 R)
• M7: 4,462,056 km (0.102 R)
• M8: 9,217,174 km (0.119 R)
• M9: 14,012,085 km (0.105 R)
• M10: 16,560,484 km (0.09 R)
• M11: 20,245,678 km (0.056 R)
• M12: 28,320,373 km (0.093 R)
• M13: 35,619,253 km (0.04 R)
• M14: 35,869,530 km (0.098 R)
• M15: 36,373,675 km (0.079 R)
• M16: 39,097,703 km (0.116 R)
• M17: 50,720,560 km (0.067 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 13,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit