🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.5 AU - 0.58 AU

Year: 150 Days

Day: 37.3 Hours

Environment

Temp: 231 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,689,647 km

• M1: 51,462 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.49 AU - 0.77 AU

Year: 189 Days

Day: 40.7 Hours

Environment

Temp: 175 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.99 AU - 3.11 AU

Year: 1542 Days

Day: 20.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,689,647 km

• M1: 313,108 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.46 AU - 4.04 AU

Year: 2219 Days

Day: 15.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 101.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.5

Radius: 9.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.73 AU - 6.33 AU

Year: 4925 Days

Day: 11.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,689,647 km

• M1: 121,922 km (0.112 R)
• M2: 795,412 km (0.054 R)
• M3: 1,177,934 km (0.061 R)
• M4: 1,673,851 km (0.099 R)
• M5: 2,153,162 km (0.066 R)
• M6: 2,475,845 km (0.084 R)
• M7: 2,831,140 km (0.11 R)
• M8: 3,451,821 km (0.075 R)
• M9: 5,866,929 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.7

Radius: 8.2

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.9 AU - 11.9 AU

Year: 14578 Days

Day: 9 Hours

Environment

Temp: -189 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,689,647 km

• M1: 102,175 km (0.073 R)
• M2: 378,632 km (0.067 R)
• M3: 1,352,365 km (0.079 R)
• M4: 1,657,993 km (0.091 R)
• M5: 2,449,815 km (0.09 R)
• M6: 2,997,642 km (0.06 R)
• M7: 3,276,941 km (0.108 R)
• M8: 5,008,986 km (0.078 R)
• M9: 5,609,172 km (0.118 R)
• M10: 5,962,822 km (0.085 R)
• M11: 7,278,086 km (0.111 R)
• M12: 8,823,731 km (0.104 R)
• M13: 11,394,571 km (0.111 R)
• M14: 12,729,732 km (0.094 R)
• M15: 16,127,698 km (0.079 R)
• M16: 19,041,715 km (0.08 R)
• M17: 20,250,316 km (0.11 R)
• M18: 24,367,848 km (0.111 R)
• M19: 25,694,631 km (0.085 R)
• M20: 27,672,614 km (0.079 R)
• M21: 28,698,706 km (0.051 R)
• M22: 31,264,459 km (0.047 R)
• M23: 33,286,424 km (0.076 R)
• M24: 36,237,242 km (0.116 R)
• M25: 44,437,300 km (0.056 R)
• M26: 44,996,197 km (0.097 R)
• M27: 47,714,839 km (0.051 R)
• M28: 50,845,025 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884

Radius: 5.6

Gravity: 28.19 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 14.19 AU - 16.93 AU

Year: 23247 Days

Day: 19.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,689,647 km

• M1: 69,713 km (0.085 R)
• M2: 717,322 km (0.113 R)
• M3: 929,302 km (0.112 R)
• M4: 1,499,419 km (0.117 R)
• M5: 2,875,720 km (0.097 R)
• M6: 3,210,969 km (0.104 R)
• M7: 4,556,153 km (0.088 R)
• M8: 5,581,796 km (0.106 R)
• M9: 7,045,013 km (0.09 R)
• M10: 9,152,248 km (0.08 R)
• M11: 9,631,261 km (0.093 R)
• M12: 9,815,116 km (0.081 R)
• M13: 11,577,080 km (0.09 R)
• M14: 14,479,129 km (0.083 R)
• M15: 14,720,580 km (0.093 R)
• M16: 16,838,736 km (0.108 R)
• M17: 18,484,014 km (0.094 R)
• M18: 18,959,436 km (0.082 R)
• M19: 19,934,664 km (0.04 R)
• M20: 21,878,838 km (0.114 R)
• M21: 23,389,926 km (0.101 R)
• M22: 23,611,331 km (0.052 R)
• M23: 27,346,491 km (0.073 R)
• M24: 28,716,358 km (0.077 R)
• M25: 29,097,833 km (0.113 R)
• M26: 36,702,342 km (0.109 R)
• M27: 37,755,959 km (0.099 R)
• M28: 39,766,256 km (0.083 R)
• M29: 40,877,618 km (0.1 R)
• M30: 43,998,679 km (0.087 R)
• M31: 48,701,437 km (0.038 R)
• M32: 52,582,904 km (0.118 R)
• M33: 53,344,806 km (0.092 R)
• M34: 56,069,731 km (0.107 R)
• M35: 59,914,246 km (0.09 R)
• M36: 65,454,604 km (0.088 R)
• M37: 84,625,271 km (0.091 R)
• M38: 91,031,052 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.3

Radius: 4.8

Gravity: 20.2 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 14.08 AU - 19.88 AU

Year: 26501 Days

Day: 18.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 80,689,647 km

• M1: 59,989 km (0.097 R)
• M2: 271,670 km (0.112 R)
• M3: 1,304,493 km (0.025 R)
• M4: 1,476,830 km (0.036 R)
• M5: 3,697,611 km (0.11 R)
• M6: 4,078,038 km (0.119 R)
• M7: 8,377,630 km (0.094 R)
• M8: 9,721,019 km (0.083 R)
• M9: 12,406,600 km (0.083 R)
• M10: 24,528,067 km (0.114 R)
• M11: 26,317,706 km (0.088 R)
• M12: 29,904,614 km (0.084 R)
• M13: 32,468,722 km (0.028 R)
• M14: 34,760,262 km (0.103 R)
• M15: 35,175,546 km (0.051 R)
• M16: 36,157,506 km (0.108 R)
• M17: 61,624,898 km (0.12 R)
• M18: 62,845,317 km (0.106 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: 272 - 11,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit