🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.48 AU - 0.66 AU

Year: 160 Days

Day: 38.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.62 AU - 0.96 AU

Year: 260 Days

Day: 18.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,393,043 km

• M1: 269,875 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.39 AU - 1.75 AU

Year: 730 Days

Day: 17.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.04 AU - 2.56 AU

Year: 1294 Days

Day: 24.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.85 AU - 2.93 AU

Year: 1822 Days

Day: 29.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.4

Radius: 14.3

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.17 AU - 7.25 AU

Year: 6446 Days

Day: 13.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,393,043 km

• M1: 178,021 km (0.11 R)
• M2: 876,045 km (0.119 R)
• M3: 1,470,098 km (0.12 R)
• M4: 3,417,713 km (0.088 R)
• M5: 3,864,263 km (0.068 R)
• M6: 4,934,635 km (0.045 R)
• M7: 6,026,101 km (0.118 R)
• M8: 9,209,694 km (0.101 R)
• M9: 10,467,213 km (0.105 R)
• M10: 16,199,355 km (0.11 R)
• M11: 19,101,554 km (0.084 R)
• M12: 20,752,815 km (0.09 R)
• M13: 22,415,895 km (0.106 R)
• M14: 26,640,090 km (0.118 R)
• M15: 27,656,458 km (0.108 R)
• M16: 32,815,041 km (0.088 R)
• M17: 37,884,314 km (0.115 R)
• M18: 40,242,725 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.4

Radius: 9.7

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 9.45 AU - 11.41 AU

Year: 12492 Days

Day: 6.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 90,393,043 km

• M1: 120,576 km (0.096 R)
• M2: 523,742 km (0.119 R)
• M3: 949,049 km (0.057 R)
• M4: 1,557,912 km (0.041 R)
• M5: 2,409,274 km (0.1 R)
• M6: 3,444,042 km (0.106 R)
• M7: 4,478,362 km (0.078 R)
• M8: 4,876,143 km (0.113 R)
• M9: 5,431,899 km (0.038 R)
• M10: 6,287,748 km (0.109 R)
• M11: 6,827,048 km (0.093 R)
• M12: 7,480,941 km (0.08 R)
• M13: 9,947,810 km (0.119 R)
• M14: 11,115,271 km (0.109 R)
• M15: 11,505,273 km (0.087 R)
• M16: 12,730,330 km (0.071 R)
• M17: 16,635,433 km (0.082 R)
• M18: 19,214,650 km (0.098 R)
• M19: 19,858,220 km (0.038 R)
• M20: 28,637,371 km (0.084 R)
• M21: 29,055,198 km (0.111 R)
• M22: 29,477,064 km (0.1 R)
• M23: 32,094,727 km (0.069 R)
• M24: 34,863,634 km (0.086 R)
• M25: 35,941,786 km (0.109 R)
• M26: 39,955,497 km (0.067 R)
• M27: 47,099,094 km (0.077 R)
• M28: 48,121,446 km (0.105 R)
• M29: 49,307,757 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.2

Radius: 6.9

Gravity: 20.13 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 10.62 AU - 14.36 AU

Year: 16370 Days

Day: 21.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,393,043 km

• M1: 89,011 km (0.116 R)
• M2: 451,187 km (0.108 R)
• M3: 1,862,493 km (0.096 R)
• M4: 3,702,398 km (0.092 R)
• M5: 3,976,611 km (0.069 R)
• M6: 5,478,723 km (0.097 R)
• M7: 6,421,339 km (0.085 R)
• M8: 6,863,102 km (0.108 R)
• M9: 9,778,465 km (0.115 R)
• M10: 11,033,441 km (0.091 R)
• M11: 11,993,261 km (0.05 R)
• M12: 12,869,157 km (0.104 R)
• M13: 13,786,940 km (0.108 R)
• M14: 14,597,012 km (0.089 R)
• M15: 15,438,351 km (0.075 R)
• M16: 15,990,367 km (0.115 R)
• M17: 16,637,378 km (0.107 R)
• M18: 17,983,310 km (0.12 R)
• M19: 20,042,973 km (0.104 R)
• M20: 20,794,852 km (0.114 R)
• M21: 23,163,136 km (0.087 R)
• M22: 27,615,019 km (0.073 R)
• M23: 29,137,476 km (0.12 R)
• M24: 32,863,211 km (0.1 R)
• M25: 34,039,948 km (0.088 R)
• M26: 37,455,716 km (0.105 R)
• M27: 43,074,612 km (0.104 R)
• M28: 54,848,264 km (0.106 R)
• M29: 61,269,902 km (0.032 R)
• M30: 62,452,773 km (0.055 R)
• M31: 63,049,967 km (0.11 R)
• M32: 67,754,970 km (0.1 R)
• M33: 68,174,891 km (0.098 R)
• M34: 69,871,780 km (0.107 R)
• M35: 70,946,491 km (0.103 R)
• M36: 71,162,660 km (0.076 R)
• M37: 71,596,494 km (0.085 R)
• M38: 72,469,547 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.2

Radius: 7.3

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 15.23 AU - 22.61 AU

Year: 30520 Days

Day: 20 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 90,393,043 km

• M1: 94,396 km (0.069 R)
• M2: 433,535 km (0.118 R)
• M3: 1,386,473 km (0.092 R)
• M4: 1,907,971 km (0.053 R)
• M5: 3,425,342 km (0.052 R)
• M6: 4,591,159 km (0.068 R)
• M7: 5,124,475 km (0.076 R)
• M8: 6,685,978 km (0.067 R)
• M9: 7,575,187 km (0.101 R)
• M10: 8,210,380 km (0.087 R)
• M11: 9,287,784 km (0.083 R)
• M12: 9,586,381 km (0.063 R)
• M13: 11,789,808 km (0.111 R)
• M14: 13,232,680 km (0.105 R)
• M15: 19,016,732 km (0.085 R)
• M16: 21,926,261 km (0.039 R)
• M17: 22,670,660 km (0.085 R)
• M18: 25,699,867 km (0.106 R)
• M19: 27,739,784 km (0.062 R)
• M20: 28,110,487 km (0.096 R)
• M21: 28,735,956 km (0.091 R)
• M22: 29,242,943 km (0.086 R)
• M23: 30,931,903 km (0.056 R)
• M24: 31,330,731 km (0.097 R)
• M25: 32,960,300 km (0.092 R)
• M26: 37,130,341 km (0.101 R)
• M27: 37,883,118 km (0.057 R)
• M28: 38,492,579 km (0.111 R)
• M29: 41,800,487 km (0.088 R)
• M30: 43,606,583 km (0.091 R)
• M31: 56,136,900 km (0.048 R)
• M32: 62,896,630 km (0.113 R)
• M33: 64,830,032 km (0.112 R)
• M34: 78,003,771 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 16,097 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit