🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.81 AU - 1.01 AU

Year: 302 Days

Day: 36.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,038,242 km

• M1: 265,536 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.28 AU - 1.34 AU

Year: 522 Days

Day: 45.6 Hours

Environment

Temp: 29 °C

Axial Tilt: 19.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 110,038,242 km

• M1: 150,495 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.29 AU - 1.91 AU

Year: 705 Days

Day: 26.8 Hours

Environment

Temp: 1 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.57 AU - 2.51 AU

Year: 1015 Days

Day: 29.4 Hours

Environment

Temp: -43 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.69 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.83 AU - 3.83 AU

Year: 2116 Days

Day: 47.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 110,038,242 km

• M1: 34,408 km (0.098 R)
• M2: 1,615,507 km (0.116 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.99 AU - 5.15 AU

Year: 3976 Days

Day: 27.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910

Radius: 8.6

Gravity: 12.3 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.97 AU - 9.69 AU

Year: 7630 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 110,038,242 km

• M1: 106,962 km (0.075 R)
• M2: 490,681 km (0.101 R)
• M3: 933,042 km (0.056 R)
• M4: 1,545,196 km (0.028 R)
• M5: 1,956,740 km (0.101 R)
• M6: 3,694,918 km (0.097 R)
• M7: 4,187,095 km (0.087 R)
• M8: 5,114,302 km (0.089 R)
• M9: 5,929,312 km (0.086 R)
• M10: 6,207,564 km (0.111 R)
• M11: 7,134,173 km (0.083 R)
• M12: 7,856,431 km (0.11 R)
• M13: 9,587,578 km (0.077 R)
• M14: 11,186,779 km (0.102 R)
• M15: 11,721,143 km (0.108 R)
• M16: 12,216,461 km (0.091 R)
• M17: 12,898,628 km (0.11 R)
• M18: 14,338,657 km (0.117 R)
• M19: 15,356,221 km (0.093 R)
• M20: 16,557,941 km (0.048 R)
• M21: 17,392,996 km (0.09 R)
• M22: 21,096,591 km (0.102 R)
• M23: 24,574,143 km (0.106 R)
• M24: 25,751,927 km (0.1 R)
• M25: 37,147,694 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.6

Radius: 3.9

Gravity: 29.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 13.09 AU - 14.65 AU

Year: 17989 Days

Day: 17.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 110,038,242 km

• M1: 48,470 km (0.095 R)
• M2: 388,655 km (0.097 R)
• M3: 649,554 km (0.097 R)
• M4: 1,242,410 km (0.104 R)
• M5: 1,468,453 km (0.088 R)
• M6: 2,096,315 km (0.086 R)
• M7: 2,723,728 km (0.087 R)
• M8: 2,910,277 km (0.057 R)
• M9: 5,675,145 km (0.117 R)
• M10: 6,175,849 km (0.113 R)
• M11: 6,580,661 km (0.06 R)
• M12: 12,140,316 km (0.077 R)
• M13: 14,951,559 km (0.084 R)
• M14: 15,095,323 km (0.113 R)
• M15: 16,584,121 km (0.112 R)
• M16: 17,682,618 km (0.086 R)
• M17: 18,662,035 km (0.098 R)
• M18: 21,632,750 km (0.081 R)
• M19: 41,847,910 km (0.093 R)
• M20: 46,270,322 km (0.076 R)
• M21: 57,425,686 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.2

Radius: 5.6

Gravity: 27.53 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 15.01 AU - 24.85 AU

Year: 30985 Days

Day: 21 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 110,038,242 km

• M1: 80,334 km (0.091 R)
• M2: 254,915 km (0.074 R)
• M3: 721,660 km (0.108 R)
• M4: 1,726,808 km (0.065 R)
• M5: 2,331,782 km (0.116 R)
• M6: 3,409,485 km (0.031 R)
• M7: 4,664,312 km (0.032 R)
• M8: 4,948,099 km (0.071 R)
• M9: 6,247,955 km (0.112 R)
• M10: 6,542,812 km (0.106 R)
• M11: 6,795,633 km (0.118 R)
• M12: 8,158,918 km (0.103 R)
• M13: 8,333,948 km (0.115 R)
• M14: 10,292,334 km (0.092 R)
• M15: 12,615,289 km (0.112 R)
• M16: 13,898,390 km (0.074 R)
• M17: 15,354,426 km (0.083 R)
• M18: 18,266,050 km (0.098 R)
• M19: 18,869,228 km (0.101 R)
• M20: 19,485,571 km (0.035 R)
• M21: 20,221,443 km (0.084 R)
• M22: 21,194,578 km (0.076 R)
• M23: 21,415,085 km (0.102 R)
• M24: 23,941,793 km (0.112 R)
• M25: 27,961,637 km (0.074 R)
• M26: 30,130,657 km (0.11 R)
• M27: 31,829,041 km (0.101 R)
• M28: 39,096,955 km (0.085 R)
• M29: 44,451,212 km (0.092 R)
• M30: 47,208,899 km (0.093 R)
• M31: 48,152,862 km (0.057 R)
• M32: 48,917,157 km (0.094 R)
• M33: 49,302,222 km (0.096 R)
• M34: 50,274,010 km (0.097 R)
• M35: 51,060,446 km (0.115 R)
• M36: 55,533,273 km (0.034 R)
• M37: 61,370,731 km (0.09 R)
• M38: 64,552,678 km (0.118 R)
• M39: 69,044,354 km (0.088 R)
• M40: 75,779,250 km (0.109 R)
• M41: 76,036,708 km (0.102 R)
• M42: 78,117,914 km (0.109 R)
• M43: 98,584,099 km (0.108 R)
• M44: 102,623,541 km (0.07 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 17,693 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit