🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.62 AU - 0.94 AU

Year: 258 Days

Day: 34.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.72 AU - 0.9 AU

Year: 273 Days

Day: 31.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.82 AU - 1.2 AU

Year: 380 Days

Day: 28.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.91 AU - 1.49 AU

Year: 493 Days

Day: 17.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 65,283,262 km

• M1: 20,645 km (0.109 R)
• M2: 129,402 km (0.053 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.08 AU - 4.28 AU

Year: 2645 Days

Day: 12.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,283,262 km

• M1: 64,776 km (0.114 R)

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.2

Radius: 8.3

Gravity: 10.74 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4 AU - 5.28 AU

Year: 3745 Days

Day: 12.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 65,283,262 km

• M1: 103,821 km (0.095 R)
• M2: 381,774 km (0.106 R)
• M3: 756,666 km (0.116 R)
• M4: 1,203,964 km (0.119 R)
• M5: 1,578,557 km (0.043 R)
• M6: 1,896,303 km (0.113 R)
• M7: 2,407,329 km (0.109 R)
• M8: 2,762,923 km (0.093 R)
• M9: 3,061,371 km (0.053 R)
• M10: 3,381,510 km (0.072 R)
• M11: 3,765,528 km (0.114 R)
• M12: 4,573,506 km (0.077 R)
• M13: 6,169,715 km (0.117 R)
• M14: 6,870,282 km (0.12 R)
• M15: 7,388,040 km (0.118 R)
• M16: 7,931,679 km (0.109 R)
• M17: 8,213,372 km (0.066 R)
• M18: 9,604,034 km (0.101 R)
• M19: 9,883,931 km (0.117 R)
• M20: 12,229,327 km (0.086 R)
• M21: 13,731,289 km (0.108 R)
• M22: 14,552,881 km (0.086 R)
• M23: 15,352,481 km (0.058 R)
• M24: 16,012,956 km (0.099 R)
• M25: 17,097,391 km (0.113 R)
• M26: 17,390,752 km (0.104 R)
• M27: 18,047,936 km (0.115 R)
• M28: 18,659,642 km (0.104 R)
• M29: 19,158,850 km (0.093 R)
• M30: 23,478,937 km (0.098 R)
• M31: 25,026,976 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.1

Radius: 5.1

Gravity: 37.03 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 11.34 AU - 13.16 AU

Year: 16067 Days

Day: 22.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 65,283,262 km

• M1: 63,429 km (0.066 R)
• M2: 568,173 km (0.105 R)
• M3: 890,706 km (0.085 R)
• M4: 1,312,721 km (0.118 R)
• M5: 2,452,657 km (0.046 R)
• M6: 2,805,708 km (0.109 R)
• M7: 2,981,785 km (0.075 R)
• M8: 3,440,302 km (0.038 R)
• M9: 3,731,270 km (0.109 R)
• M10: 4,101,974 km (0.112 R)
• M11: 4,988,939 km (0.053 R)
• M12: 6,163,432 km (0.055 R)
• M13: 7,134,322 km (0.118 R)
• M14: 7,559,330 km (0.049 R)
• M15: 8,101,622 km (0.063 R)
• M16: 9,542,100 km (0.036 R)
• M17: 9,826,486 km (0.071 R)
• M18: 10,652,715 km (0.041 R)
• M19: 11,145,191 km (0.032 R)
• M20: 12,782,091 km (0.093 R)
• M21: 14,349,428 km (0.105 R)
• M22: 14,873,918 km (0.071 R)
• M23: 17,604,229 km (0.096 R)
• M24: 23,410,272 km (0.068 R)
• M25: 23,719,640 km (0.038 R)
• M26: 26,628,720 km (0.059 R)
• M27: 30,130,208 km (0.091 R)
• M28: 37,183,897 km (0.076 R)
• M29: 37,887,905 km (0.109 R)
• M30: 40,792,497 km (0.027 R)
• M31: 44,312,236 km (0.12 R)
• M32: 46,550,968 km (0.12 R)
• M33: 47,368,371 km (0.091 R)
• M34: 49,878,174 km (0.059 R)
• M35: 51,252,380 km (0.062 R)
• M36: 59,838,400 km (0.068 R)
• M37: 64,773,335 km (0.114 R)
• M38: 65,179,493 km (0.104 R)
• M39: 69,546,853 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.9

Radius: 3.6

Gravity: 35.25 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.02 AU - 14.82 AU

Year: 19462 Days

Day: 16.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 65,283,262 km

• M1: 44,730 km (0.054 R)
• M2: 181,612 km (0.073 R)
• M3: 337,792 km (0.107 R)
• M4: 590,463 km (0.064 R)
• M5: 902,225 km (0.09 R)
• M6: 1,314,666 km (0.057 R)
• M7: 1,507,797 km (0.088 R)
• M8: 1,736,682 km (0.066 R)
• M9: 1,859,651 km (0.082 R)
• M10: 1,988,305 km (0.116 R)
• M11: 2,563,958 km (0.091 R)
• M12: 2,770,553 km (0.049 R)
• M13: 3,063,316 km (0.099 R)
• M14: 3,767,772 km (0.093 R)
• M15: 4,220,006 km (0.085 R)
• M16: 7,487,373 km (0.102 R)
• M17: 8,102,071 km (0.115 R)
• M18: 11,017,734 km (0.108 R)
• M19: 12,447,291 km (0.057 R)
• M20: 13,925,916 km (0.08 R)
• M21: 14,707,565 km (0.089 R)
• M22: 15,972,116 km (0.039 R)
• M23: 17,307,426 km (0.104 R)
• M24: 20,557,889 km (0.076 R)
• M25: 22,421,579 km (0.072 R)
• M26: 22,613,962 km (0.113 R)
• M27: 31,602,999 km (0.075 R)
• M28: 33,072,499 km (0.119 R)
• M29: 36,810,501 km (0.036 R)
• M30: 37,212,620 km (0.045 R)
• M31: 38,162,118 km (0.07 R)
• M32: 39,127,622 km (0.105 R)
• M33: 41,830,257 km (0.049 R)
• M34: 48,080,756 km (0.104 R)
• M35: 49,206,629 km (0.108 R)
• M36: 54,577,492 km (0.107 R)
• M37: 55,275,067 km (0.058 R)
• M38: 56,688,168 km (0.105 R)
• M39: 58,670,191 km (0.112 R)
• M40: 59,955,236 km (0.063 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 15,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit