🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.72 AU - 0.74 AU

Year: 227 Days

Day: 22.5 Hours

Environment

Temp: 118 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.86 AU - 0.88 AU

Year: 295 Days

Day: 18.1 Hours

Environment

Temp: 121 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,312,445 km

• M1: 595,100 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.75 AU - 1.21 AU

Year: 353 Days

Day: 32.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 89.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.01 AU - 1.51 AU

Year: 514 Days

Day: 40.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 59,312,445 km

• M1: 113,096 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.33 AU - 1.47 AU

Year: 602 Days

Day: 45.2 Hours

Environment

Temp: -16 °C

Axial Tilt: 41.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.53 AU - 1.95 AU

Year: 834 Days

Day: 21.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 44.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,312,445 km

• M1: 1,015,620 km (0.085 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.83 AU - 5.01 AU

Year: 3377 Days

Day: 26.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.23 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.6

Radius: 7

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 14.21 AU - 17.87 AU

Year: 23347 Days

Day: 22.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,312,445 km

• M1: 102,325 km (0.042 R)
• M2: 327,320 km (0.051 R)
• M3: 892,501 km (0.098 R)
• M4: 1,466,658 km (0.117 R)
• M5: 1,934,450 km (0.061 R)
• M6: 2,631,127 km (0.099 R)
• M7: 3,402,304 km (0.093 R)
• M8: 5,056,109 km (0.107 R)
• M9: 5,494,281 km (0.114 R)
• M10: 6,321,707 km (0.109 R)
• M11: 6,572,732 km (0.113 R)
• M12: 7,050,398 km (0.109 R)
• M13: 11,064,109 km (0.067 R)
• M14: 12,055,793 km (0.06 R)
• M15: 13,240,758 km (0.076 R)
• M16: 17,178,922 km (0.049 R)
• M17: 20,531,111 km (0.113 R)
• M18: 22,895,057 km (0.092 R)
• M19: 23,289,546 km (0.065 R)
• M20: 29,878,734 km (0.082 R)
• M21: 33,406,401 km (0.118 R)
• M22: 43,645,777 km (0.104 R)
• M23: 45,792,656 km (0.052 R)
• M24: 51,634,603 km (0.088 R)
• M25: 54,909,300 km (0.12 R)
• M26: 56,328,535 km (0.037 R)
• M27: 61,299,074 km (0.076 R)
• M28: 63,211,832 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.1

Radius: 4.6

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 14.31 AU - 19.49 AU

Year: 25250 Days

Day: 22.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,312,445 km

• M1: 57,446 km (0.094 R)
• M2: 250,876 km (0.06 R)
• M3: 483,351 km (0.1 R)
• M4: 706,252 km (0.109 R)
• M5: 1,168,359 km (0.107 R)
• M6: 1,404,724 km (0.116 R)
• M7: 1,774,680 km (0.037 R)
• M8: 2,011,044 km (0.115 R)
• M9: 5,932,453 km (0.105 R)
• M10: 6,254,388 km (0.094 R)
• M11: 7,427,085 km (0.111 R)
• M12: 7,659,261 km (0.1 R)
• M13: 8,285,777 km (0.107 R)
• M14: 10,427,570 km (0.089 R)
• M15: 10,777,629 km (0.102 R)
• M16: 15,015,288 km (0.103 R)
• M17: 16,381,266 km (0.073 R)
• M18: 16,854,444 km (0.107 R)
• M19: 19,445,030 km (0.092 R)
• M20: 20,064,665 km (0.063 R)
• M21: 20,697,464 km (0.081 R)
• M22: 28,220,142 km (0.117 R)
• M23: 31,727,016 km (0.102 R)
• M24: 32,708,976 km (0.096 R)
• M25: 34,219,615 km (0.049 R)
• M26: 35,513,487 km (0.115 R)
• M27: 36,839,672 km (0.083 R)
• M28: 37,924,107 km (0.051 R)
• M29: 39,731,399 km (0.065 R)
• M30: 40,441,540 km (0.049 R)
• M31: 51,626,225 km (0.104 R)
• M32: 51,794,523 km (0.074 R)
• M33: 55,063,087 km (0.092 R)
• M34: 57,196,651 km (0.104 R)
• M35: 58,466,289 km (0.104 R)
• M36: 59,016,210 km (0.093 R)
• M37: 66,282,628 km (0.067 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.3

Radius: 6.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 16.79 AU - 20.69 AU

Year: 29484 Days

Day: 22.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,312,445 km

• M1: 95,593 km (0.109 R)
• M2: 538,552 km (0.116 R)
• M3: 6,759,430 km (0.091 R)
• M4: 8,754,467 km (0.063 R)
• M5: 11,463,236 km (0.083 R)
• M6: 18,790,839 km (0.063 R)
• M7: 20,838,983 km (0.101 R)
• M8: 25,778,256 km (0.079 R)
• M9: 26,809,883 km (0.105 R)
• M10: 27,548,298 km (0.075 R)
• M11: 34,319,397 km (0.107 R)
• M12: 36,458,347 km (0.063 R)
• M13: 58,428,440 km (0.074 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 14,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit