🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.48 AU - 0.64 AU

Year: 156 Days

Day: 28.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.55 AU - 0.63 AU

Year: 169 Days

Day: 19.1 Hours

Environment

Temp: 199 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.8 AU - 1.1 AU

Year: 345 Days

Day: 42.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,375,079 km

• M1: 19,448 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1 AU - 1.26 AU

Year: 448 Days

Day: 39.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 13.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.38 AU - 1.58 AU

Year: 671 Days

Day: 13.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.3 AU - 4.86 AU

Year: 3072 Days

Day: 25.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.7

Radius: 14.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.24 AU - 6.02 AU

Year: 4980 Days

Day: 9.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,375,079 km

• M1: 175,478 km (0.079 R)
• M2: 857,944 km (0.118 R)
• M3: 1,305,840 km (0.089 R)
• M4: 1,779,915 km (0.098 R)
• M5: 2,696,352 km (0.089 R)
• M6: 3,151,429 km (0.103 R)
• M7: 5,169,504 km (0.06 R)
• M8: 6,129,773 km (0.099 R)
• M9: 6,995,047 km (0.057 R)
• M10: 7,677,662 km (0.105 R)
• M11: 9,134,895 km (0.119 R)
• M12: 11,147,435 km (0.078 R)
• M13: 15,850,642 km (0.092 R)
• M14: 16,777,401 km (0.087 R)
• M15: 19,356,020 km (0.105 R)
• M16: 25,287,725 km (0.101 R)
• M17: 26,897,398 km (0.075 R)
• M18: 30,039,851 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.8

Radius: 11.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.21 AU - 11.95 AU

Year: 11054 Days

Day: 12.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,375,079 km

• M1: 148,850 km (0.102 R)
• M2: 593,904 km (0.11 R)
• M3: 1,048,083 km (0.04 R)
• M4: 2,276,730 km (0.097 R)
• M5: 2,866,146 km (0.109 R)
• M6: 3,321,522 km (0.113 R)
• M7: 4,324,126 km (0.095 R)
• M8: 5,950,106 km (0.08 R)
• M9: 6,770,201 km (0.099 R)
• M10: 7,423,495 km (0.078 R)
• M11: 7,827,110 km (0.1 R)
• M12: 8,288,021 km (0.032 R)
• M13: 9,637,843 km (0.083 R)
• M14: 10,315,820 km (0.082 R)
• M15: 10,768,354 km (0.081 R)
• M16: 14,131,613 km (0.051 R)
• M17: 15,719,744 km (0.047 R)
• M18: 16,319,632 km (0.11 R)
• M19: 20,955,371 km (0.1 R)
• M20: 23,357,763 km (0.072 R)
• M21: 27,728,414 km (0.094 R)
• M22: 29,099,329 km (0.093 R)
• M23: 30,824,043 km (0.096 R)
• M24: 31,658,949 km (0.088 R)
• M25: 36,870,938 km (0.097 R)
• M26: 40,233,300 km (0.06 R)
• M27: 41,608,404 km (0.093 R)
• M28: 42,756,567 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.9

Radius: 3.6

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 15.8 AU - 18.04 AU

Year: 25945 Days

Day: 20.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,375,079 km

• M1: 44,730 km (0.098 R)
• M2: 346,469 km (0.107 R)
• M3: 514,467 km (0.101 R)
• M4: 692,040 km (0.069 R)
• M5: 1,380,340 km (0.115 R)
• M6: 1,909,318 km (0.101 R)
• M7: 3,802,628 km (0.113 R)
• M8: 4,822,587 km (0.091 R)
• M9: 7,558,432 km (0.111 R)
• M10: 9,050,970 km (0.104 R)
• M11: 13,104,325 km (0.109 R)
• M12: 14,413,755 km (0.029 R)
• M13: 19,350,335 km (0.116 R)
• M14: 23,762,724 km (0.105 R)
• M15: 26,707,857 km (0.058 R)
• M16: 29,887,411 km (0.062 R)
• M17: 33,191,878 km (0.107 R)
• M18: 34,024,540 km (0.049 R)
• M19: 35,731,302 km (0.062 R)
• M20: 43,411,357 km (0.118 R)
• M21: 54,713,776 km (0.095 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 17,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit