🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.46 AU - 0.72 AU

Year: 174 Days

Day: 31.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 37,071,618 km

• M1: 41,738 km (0.12 R)
• M2: 77,791 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.66 AU - 0.72 AU

Year: 221 Days

Day: 15.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,071,618 km

• M1: 77,043 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.84 AU - 0.88 AU

Year: 307 Days

Day: 40.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 37,071,618 km

• M1: 35,155 km (0.098 R)
• M2: 172,636 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.96 AU - 1.44 AU

Year: 506 Days

Day: 26.7 Hours

Environment

Temp: -25 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,071,618 km

• M1: 473,328 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.93 AU - 3.79 AU

Year: 2371 Days

Day: 41.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 37,071,618 km

• M1: 50,863 km (0.12 R)
• M2: 2,376,512 km (0.089 R)

Asteroid Belt

Center: 3.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.3

Radius: 9.4

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.89 AU - 4.53 AU

Year: 3326 Days

Day: 9.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 177.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,071,618 km

• M1: 125,812 km (0.102 R)
• M2: 440,865 km (0.081 R)
• M3: 868,416 km (0.12 R)
• M4: 1,401,283 km (0.104 R)
• M5: 1,722,619 km (0.06 R)
• M6: 2,176,499 km (0.087 R)
• M7: 2,571,288 km (0.07 R)
• M8: 3,182,246 km (0.115 R)
• M9: 3,624,308 km (0.089 R)
• M10: 4,672,241 km (0.069 R)
• M11: 5,244,602 km (0.073 R)
• M12: 5,839,104 km (0.093 R)
• M13: 6,202,328 km (0.119 R)
• M14: 6,683,734 km (0.05 R)
• M15: 8,159,816 km (0.095 R)
• M16: 9,574,413 km (0.101 R)
• M17: 10,114,611 km (0.106 R)
• M18: 11,479,542 km (0.116 R)
• M19: 12,922,563 km (0.078 R)
• M20: 13,582,739 km (0.085 R)
• M21: 15,104,897 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221

Radius: 9.5

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.28 AU - 5.46 AU

Year: 3517 Days

Day: 11.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,071,618 km

• M1: 118,182 km (0.111 R)
• M2: 548,575 km (0.103 R)
• M3: 858,093 km (0.086 R)
• M4: 1,590,225 km (0.076 R)
• M5: 1,927,868 km (0.115 R)
• M6: 3,773,157 km (0.106 R)
• M7: 4,381,273 km (0.098 R)
• M8: 5,577,457 km (0.088 R)
• M9: 6,366,885 km (0.092 R)
• M10: 6,978,890 km (0.112 R)
• M11: 7,370,238 km (0.1 R)
• M12: 7,924,947 km (0.105 R)
• M13: 10,606,938 km (0.104 R)
• M14: 11,699,002 km (0.063 R)
• M15: 15,191,065 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747

Radius: 10.1

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.56 AU - 6.62 AU

Year: 6513 Days

Day: 6.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 111.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 37,071,618 km

• M1: 125,662 km (0.078 R)
• M2: 482,603 km (0.106 R)
• M3: 877,392 km (0.04 R)
• M4: 1,205,160 km (0.097 R)
• M5: 1,922,183 km (0.083 R)
• M6: 2,671,968 km (0.077 R)
• M7: 3,083,661 km (0.084 R)
• M8: 3,912,732 km (0.116 R)
• M9: 4,997,766 km (0.106 R)
• M10: 6,683,734 km (0.06 R)
• M11: 7,186,083 km (0.119 R)
• M12: 7,713,565 km (0.117 R)
• M13: 8,470,531 km (0.105 R)
• M14: 9,276,115 km (0.104 R)
• M15: 10,941,738 km (0.119 R)
• M16: 11,287,459 km (0.115 R)
• M17: 12,474,966 km (0.078 R)
• M18: 13,016,511 km (0.068 R)
• M19: 16,025,971 km (0.082 R)
• M20: 18,066,187 km (0.077 R)
• M21: 19,760,233 km (0.093 R)
• M22: 22,895,206 km (0.082 R)
• M23: 23,543,414 km (0.091 R)
• M24: 25,131,993 km (0.109 R)
• M25: 26,259,363 km (0.062 R)
• M26: 27,329,437 km (0.041 R)
• M27: 28,243,330 km (0.091 R)
• M28: 29,271,965 km (0.119 R)
• M29: 34,264,046 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 11,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit