🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.24 AU - 1.84 AU

Year: 675 Days

Day: 34.5 Hours

Environment

Temp: -23 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.84 AU - 1.88 AU

Year: 896 Days

Day: 47.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 57.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,136,759 km

• M1: 361,279 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.43 AU - 2.49 AU

Year: 1362 Days

Day: 20.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,136,759 km

• M1: 144,063 km (0.11 R)

Asteroid Belt

Center: 2.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.62 AU - 3.92 AU

Year: 2088 Days

Day: 19.8 Hours

Environment

Temp: -110 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.58 AU - 4.5 AU

Year: 2867 Days

Day: 47.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.5

Radius: 9.5

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.77 AU - 8.71 AU

Year: 6879 Days

Day: 8 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,136,759 km

• M1: 120,875 km (0.07 R)
• M2: 819,647 km (0.083 R)
• M3: 1,305,989 km (0.113 R)
• M4: 2,067,592 km (0.099 R)
• M5: 2,637,410 km (0.06 R)
• M6: 4,876,891 km (0.098 R)
• M7: 5,189,550 km (0.116 R)
• M8: 7,031,100 km (0.087 R)
• M9: 8,197,814 km (0.098 R)
• M10: 10,577,766 km (0.103 R)
• M11: 13,550,426 km (0.099 R)
• M12: 15,836,879 km (0.083 R)
• M13: 16,909,646 km (0.095 R)
• M14: 22,149,162 km (0.111 R)
• M15: 29,864,373 km (0.09 R)
• M16: 30,626,274 km (0.074 R)
• M17: 34,735,728 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.2

Radius: 3.8

Gravity: 19.61 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.09 AU - 16.55 AU

Year: 19134 Days

Day: 15.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 102,136,759 km

• M1: 47,273 km (0.109 R)
• M2: 201,359 km (0.036 R)
• M3: 401,072 km (0.06 R)
• M4: 959,072 km (0.109 R)
• M5: 1,293,573 km (0.059 R)
• M6: 2,005,509 km (0.117 R)
• M7: 2,344,797 km (0.099 R)
• M8: 2,855,225 km (0.099 R)
• M9: 3,185,238 km (0.089 R)
• M10: 4,419,271 km (0.077 R)
• M11: 4,542,390 km (0.067 R)
• M12: 7,913,578 km (0.087 R)
• M13: 8,467,688 km (0.093 R)
• M14: 8,948,645 km (0.082 R)
• M15: 12,043,825 km (0.083 R)
• M16: 13,536,663 km (0.113 R)
• M17: 15,009,454 km (0.083 R)
• M18: 15,358,465 km (0.079 R)
• M19: 16,659,817 km (0.033 R)
• M20: 17,337,346 km (0.103 R)
• M21: 17,490,385 km (0.078 R)
• M22: 20,915,428 km (0.085 R)
• M23: 21,263,243 km (0.089 R)
• M24: 22,239,668 km (0.063 R)
• M25: 25,347,265 km (0.066 R)
• M26: 25,941,767 km (0.107 R)
• M27: 28,625,702 km (0.106 R)
• M28: 29,487,236 km (0.089 R)
• M29: 31,149,119 km (0.12 R)
• M30: 31,375,311 km (0.087 R)
• M31: 32,755,501 km (0.102 R)
• M32: 34,055,806 km (0.087 R)
• M33: 34,779,411 km (0.062 R)
• M34: 35,267,399 km (0.118 R)
• M35: 38,162,566 km (0.099 R)
• M36: 39,601,548 km (0.093 R)
• M37: 40,670,575 km (0.104 R)
• M38: 40,805,512 km (0.112 R)
• M39: 45,139,063 km (0.08 R)
• M40: 46,158,273 km (0.112 R)
• M41: 54,542,037 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.9

Radius: 4.4

Gravity: 18.18 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 12.4 AU - 18 AU

Year: 20925 Days

Day: 18.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,136,759 km

• M1: 54,753 km (0.114 R)
• M2: 195,824 km (0.057 R)
• M3: 363,074 km (0.079 R)
• M4: 541,843 km (0.06 R)
• M5: 890,107 km (0.111 R)
• M6: 1,170,304 km (0.077 R)
• M7: 1,682,078 km (0.034 R)
• M8: 2,745,121 km (0.111 R)
• M9: 3,580,027 km (0.119 R)
• M10: 4,131,145 km (0.083 R)
• M11: 4,572,160 km (0.115 R)
• M12: 4,974,428 km (0.066 R)
• M13: 5,184,165 km (0.089 R)
• M14: 5,327,330 km (0.088 R)
• M15: 8,088,158 km (0.08 R)
• M16: 8,725,894 km (0.106 R)
• M17: 10,437,743 km (0.105 R)
• M18: 12,234,563 km (0.055 R)
• M19: 13,073,508 km (0.115 R)
• M20: 13,540,851 km (0.084 R)
• M21: 14,438,139 km (0.067 R)
• M22: 15,374,323 km (0.096 R)
• M23: 21,210,734 km (0.037 R)
• M24: 21,762,601 km (0.066 R)
• M25: 23,475,646 km (0.079 R)
• M26: 25,072,005 km (0.063 R)
• M27: 28,257,542 km (0.108 R)
• M28: 29,037,844 km (0.098 R)
• M29: 31,583,551 km (0.035 R)
• M30: 37,780,194 km (0.069 R)
• M31: 43,993,293 km (0.07 R)
• M32: 46,565,329 km (0.065 R)
• M33: 48,282,114 km (0.115 R)
• M34: 50,527,279 km (0.089 R)
• M35: 53,009,108 km (0.12 R)
• M36: 54,879,979 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916

Radius: 7.1

Gravity: 18.17 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 17.18 AU - 18.76 AU

Year: 26898 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 102,136,759 km

• M1: 91,105 km (0.089 R)
• M2: 339,438 km (0.038 R)
• M3: 598,541 km (0.052 R)
• M4: 1,250,638 km (0.095 R)
• M5: 1,607,429 km (0.106 R)
• M6: 2,450,563 km (0.067 R)
• M7: 4,206,393 km (0.079 R)
• M8: 5,009,883 km (0.101 R)
• M9: 5,426,812 km (0.096 R)
• M10: 6,095,216 km (0.092 R)
• M11: 9,449,649 km (0.099 R)
• M12: 12,768,029 km (0.08 R)
• M13: 18,299,260 km (0.086 R)
• M14: 20,205,885 km (0.05 R)
• M15: 23,594,726 km (0.103 R)
• M16: 25,483,848 km (0.095 R)
• M17: 27,727,068 km (0.034 R)
• M18: 28,113,329 km (0.086 R)
• M19: 30,234,328 km (0.092 R)
• M20: 32,034,290 km (0.087 R)
• M21: 36,458,497 km (0.115 R)
• M22: 43,312,473 km (0.085 R)
• M23: 60,141,785 km (0.114 R)
• M24: 60,572,776 km (0.109 R)
• M25: 64,770,642 km (0.106 R)
• M26: 77,497,232 km (0.116 R)
• M27: 81,117,052 km (0.116 R)
• M28: 87,030,656 km (0.088 R)
• M29: 90,656,609 km (0.061 R)
• M30: 91,223,286 km (0.1 R)
• M31: 92,937,378 km (0.117 R)
• M32: 98,506,907 km (0.092 R)
• M33: 99,406,140 km (0.074 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 16,618 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit