🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.47 AU - 0.77 AU

Year: 315 Days

Day: 22.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,411,091 km

• M1: 41,289 km (0.09 R)
• M2: 182,509 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.5

Radius: 12

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.62 AU - 0.98 AU

Year: 462 Days

Day: 10.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,411,091 km

• M1: 149,299 km (0.07 R)
• M2: 687,402 km (0.108 R)
• M3: 1,379,592 km (0.098 R)
• M4: 2,318,019 km (0.083 R)
• M5: 2,972,061 km (0.073 R)
• M6: 3,465,734 km (0.079 R)
• M7: 3,932,030 km (0.029 R)
• M8: 4,725,797 km (0.106 R)
• M9: 5,104,429 km (0.114 R)
• M10: 5,554,569 km (0.103 R)
• M11: 5,976,884 km (0.057 R)
• M12: 6,401,891 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.5

Radius: 11.3

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.89 AU - 1.19 AU

Year: 685 Days

Day: 14 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,411,091 km

• M1: 140,622 km (0.045 R)
• M2: 646,861 km (0.112 R)
• M3: 1,034,020 km (0.083 R)
• M4: 1,462,319 km (0.101 R)
• M5: 1,891,366 km (0.103 R)
• M6: 2,563,509 km (0.108 R)
• M7: 3,251,061 km (0.077 R)
• M8: 3,614,584 km (0.108 R)
• M9: 4,137,428 km (0.037 R)
• M10: 4,872,851 km (0.111 R)
• M11: 5,367,272 km (0.025 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.7

Radius: 14.5

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.2 AU - 3.36 AU

Year: 2993 Days

Day: 6.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,411,091 km

• M1: 181,462 km (0.113 R)
• M2: 889,359 km (0.046 R)
• M3: 1,445,564 km (0.088 R)
• M4: 2,007,454 km (0.115 R)
• M5: 2,466,869 km (0.069 R)
• M6: 3,049,553 km (0.112 R)
• M7: 4,054,401 km (0.069 R)
• M8: 4,872,403 km (0.114 R)
• M9: 6,303,306 km (0.118 R)
• M10: 6,777,083 km (0.042 R)
• M11: 7,435,313 km (0.112 R)
• M12: 7,999,148 km (0.062 R)
• M13: 8,484,742 km (0.088 R)
• M14: 9,401,179 km (0.078 R)
• M15: 9,864,035 km (0.09 R)
• M16: 12,411,986 km (0.112 R)
• M17: 14,900,397 km (0.053 R)
• M18: 16,179,608 km (0.102 R)
• M19: 16,677,919 km (0.057 R)
• M20: 18,653,358 km (0.093 R)
• M21: 19,948,876 km (0.104 R)
• M22: 21,902,624 km (0.092 R)
• M23: 22,787,795 km (0.107 R)
• M24: 23,696,602 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.2

Radius: 9.7

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.35 AU - 3.77 AU

Year: 4337 Days

Day: 5.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,411,091 km

• M1: 126,859 km (0.064 R)
• M2: 452,833 km (0.104 R)
• M3: 775,665 km (0.094 R)
• M4: 1,412,353 km (0.106 R)
• M5: 2,171,862 km (0.115 R)
• M6: 3,568,807 km (0.114 R)
• M7: 5,015,119 km (0.109 R)
• M8: 5,462,716 km (0.064 R)
• M9: 6,524,711 km (0.101 R)
• M10: 7,589,998 km (0.098 R)
• M11: 9,307,680 km (0.045 R)
• M12: 10,494,590 km (0.094 R)
• M13: 12,304,126 km (0.116 R)
• M14: 14,759,326 km (0.072 R)
• M15: 18,673,704 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.3

Radius: 11.7

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.34 AU - 4.62 AU

Year: 5127 Days

Day: 14 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,411,091 km

• M1: 145,708 km (0.117 R)
• M2: 536,308 km (0.118 R)
• M3: 1,518,867 km (0.104 R)
• M4: 2,537,629 km (0.11 R)
• M5: 3,048,805 km (0.066 R)
• M6: 3,587,058 km (0.116 R)
• M7: 4,256,359 km (0.12 R)
• M8: 4,805,383 km (0.08 R)
• M9: 6,133,513 km (0.092 R)
• M10: 7,157,061 km (0.111 R)
• M11: 9,305,137 km (0.057 R)
• M12: 9,943,920 km (0.116 R)
• M13: 11,760,637 km (0.057 R)
• M14: 12,893,092 km (0.105 R)
• M15: 16,381,416 km (0.071 R)
• M16: 17,732,135 km (0.059 R)
• M17: 18,280,411 km (0.113 R)
• M18: 18,965,868 km (0.098 R)
• M19: 19,928,082 km (0.062 R)
• M20: 25,463,502 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185.3

Radius: 6.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 8.01 AU - 8.59 AU

Year: 15439 Days

Day: 20 Hours

Environment

Temp: -218 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,411,091 km

• M1: 83,775 km (0.09 R)
• M2: 2,333,278 km (0.108 R)
• M3: 3,369,243 km (0.095 R)
• M4: 13,957,182 km (0.085 R)
• M5: 17,940,225 km (0.109 R)
• M6: 20,692,527 km (0.081 R)
• M7: 22,291,579 km (0.095 R)
• M8: 26,096,002 km (0.08 R)
• M9: 28,536,093 km (0.087 R)
• M10: 34,300,099 km (0.086 R)
• M11: 35,182,128 km (0.078 R)
• M12: 37,106,405 km (0.057 R)
• M13: 37,337,385 km (0.111 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: 262 - 17,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit