🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.64 AU - 0.82 AU

Year: 239 Days

Day: 21.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.09 AU - 3.01 AU

Year: 1559 Days

Day: 28.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 10.3

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.14 AU - 5.16 AU

Year: 4475 Days

Day: 10.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,416,842 km

• M1: 128,056 km (0.1 R)
• M2: 492,177 km (0.113 R)
• M3: 907,311 km (0.099 R)
• M4: 1,331,271 km (0.09 R)
• M5: 2,415,407 km (0.09 R)
• M6: 2,775,041 km (0.073 R)
• M7: 3,323,616 km (0.027 R)
• M8: 3,749,671 km (0.101 R)
• M9: 4,887,213 km (0.074 R)
• M10: 5,661,232 km (0.109 R)
• M11: 6,241,074 km (0.096 R)
• M12: 6,828,395 km (0.119 R)
• M13: 9,393,549 km (0.067 R)
• M14: 11,469,220 km (0.102 R)
• M15: 14,778,624 km (0.116 R)
• M16: 18,116,901 km (0.107 R)
• M17: 19,440,393 km (0.116 R)
• M18: 21,857,296 km (0.052 R)
• M19: 23,870,734 km (0.116 R)
• M20: 24,846,262 km (0.099 R)
• M21: 26,083,286 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.6

Radius: 14.3

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.86 AU - 6.42 AU

Year: 5128 Days

Day: 10 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,416,842 km

• M1: 178,021 km (0.109 R)
• M2: 753,674 km (0.114 R)
• M3: 1,284,597 km (0.09 R)
• M4: 1,887,327 km (0.116 R)
• M5: 2,556,478 km (0.05 R)
• M6: 3,100,715 km (0.115 R)
• M7: 3,634,630 km (0.119 R)
• M8: 4,450,985 km (0.103 R)
• M9: 5,051,920 km (0.097 R)
• M10: 5,559,655 km (0.029 R)
• M11: 6,132,466 km (0.05 R)
• M12: 7,221,688 km (0.099 R)
• M13: 8,017,099 km (0.113 R)
• M14: 8,990,982 km (0.11 R)
• M15: 10,895,363 km (0.025 R)
• M16: 14,237,229 km (0.082 R)
• M17: 15,783,323 km (0.097 R)
• M18: 16,998,806 km (0.074 R)
• M19: 21,309,319 km (0.113 R)
• M20: 23,950,918 km (0.098 R)
• M21: 25,636,886 km (0.103 R)
• M22: 29,785,983 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.1

Radius: 11.2

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.76 AU - 6.82 AU

Year: 6040 Days

Day: 10.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,416,842 km

• M1: 139,575 km (0.062 R)
• M2: 496,964 km (0.1 R)
• M3: 881,730 km (0.07 R)
• M4: 1,237,025 km (0.119 R)
• M5: 1,637,797 km (0.084 R)
• M6: 2,474,798 km (0.099 R)
• M7: 3,509,267 km (0.119 R)
• M8: 3,903,906 km (0.09 R)
• M9: 4,354,345 km (0.086 R)
• M10: 5,008,686 km (0.098 R)
• M11: 5,634,005 km (0.106 R)
• M12: 6,111,971 km (0.092 R)
• M13: 7,407,937 km (0.04 R)
• M14: 8,545,330 km (0.113 R)
• M15: 10,300,561 km (0.087 R)
• M16: 10,726,616 km (0.09 R)
• M17: 12,179,810 km (0.118 R)
• M18: 12,981,056 km (0.106 R)
• M19: 14,511,442 km (0.114 R)
• M20: 15,168,327 km (0.111 R)
• M21: 16,095,684 km (0.047 R)
• M22: 19,749,462 km (0.06 R)
• M23: 20,482,043 km (0.112 R)
• M24: 21,923,718 km (0.096 R)
• M25: 22,868,578 km (0.027 R)
• M26: 25,692,836 km (0.048 R)
• M27: 26,742,714 km (0.048 R)
• M28: 28,186,932 km (0.115 R)
• M29: 30,064,534 km (0.102 R)
• M30: 31,427,521 km (0.097 R)
• M31: 35,441,381 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565

Radius: 11

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.95 AU - 6.91 AU

Year: 6243 Days

Day: 5.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,416,842 km

• M1: 136,882 km (0.054 R)
• M2: 509,231 km (0.106 R)
• M3: 1,301,202 km (0.085 R)
• M4: 1,888,823 km (0.111 R)
• M5: 2,357,662 km (0.101 R)
• M6: 3,096,676 km (0.113 R)
• M7: 3,510,015 km (0.12 R)
• M8: 4,525,485 km (0.117 R)
• M9: 5,940,980 km (0.115 R)
• M10: 6,955,403 km (0.106 R)
• M11: 8,469,783 km (0.06 R)
• M12: 9,075,355 km (0.103 R)
• M13: 9,927,315 km (0.04 R)
• M14: 10,509,250 km (0.074 R)
• M15: 10,878,608 km (0.11 R)
• M16: 13,821,497 km (0.089 R)
• M17: 18,099,996 km (0.055 R)
• M18: 19,586,700 km (0.103 R)
• M19: 21,892,452 km (0.072 R)
• M20: 22,344,088 km (0.088 R)
• M21: 22,802,007 km (0.091 R)
• M22: 24,373,682 km (0.11 R)
• M23: 26,100,341 km (0.083 R)
• M24: 27,122,842 km (0.101 R)
• M25: 27,995,147 km (0.057 R)
• M26: 28,796,094 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 12.4

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.28 AU - 8.54 AU

Year: 6955 Days

Day: 11 Hours

Environment

Temp: -158 °C

Axial Tilt: 138.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,416,842 km

• M1: 160,070 km (0.074 R)
• M2: 777,909 km (0.111 R)
• M3: 3,179,404 km (0.07 R)
• M4: 4,559,294 km (0.032 R)
• M5: 7,060,421 km (0.119 R)
• M6: 7,665,245 km (0.117 R)
• M7: 8,782,293 km (0.082 R)
• M8: 13,124,670 km (0.055 R)

Asteroid Belt

Center: 11.27 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.9

Radius: 4.5

Gravity: 48.34 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 13.96 AU - 17.3 AU

Year: 23660 Days

Day: 21.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,416,842 km

• M1: 56,847 km (0.074 R)
• M2: 276,307 km (0.081 R)
• M3: 614,698 km (0.114 R)
• M4: 755,469 km (0.118 R)
• M5: 1,104,182 km (0.1 R)
• M6: 4,024,482 km (0.06 R)
• M7: 5,068,077 km (0.082 R)
• M8: 6,659,200 km (0.064 R)
• M9: 8,441,808 km (0.093 R)
• M10: 18,175,094 km (0.117 R)
• M11: 21,695,730 km (0.111 R)
• M12: 23,671,769 km (0.114 R)
• M13: 23,898,559 km (0.106 R)
• M14: 26,733,139 km (0.113 R)
• M15: 31,804,208 km (0.108 R)
• M16: 35,370,921 km (0.105 R)
• M17: 47,292,973 km (0.115 R)
• M18: 53,268,810 km (0.109 R)
• M19: 54,049,411 km (0.119 R)
• M20: 56,034,276 km (0.082 R)
• M21: 68,282,901 km (0.118 R)
• M22: 72,016,265 km (0.096 R)
• M23: 84,291,967 km (0.073 R)
• M24: 86,151,918 km (0.119 R)
• M25: 93,018,161 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.7

Radius: 3.5

Gravity: 44.87 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 14.79 AU - 17.39 AU

Year: 24712 Days

Day: 24.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,416,842 km

• M1: 44,431 km (0.116 R)
• M2: 1,046,587 km (0.096 R)
• M3: 1,681,031 km (0.09 R)
• M4: 1,791,883 km (0.081 R)
• M5: 3,157,861 km (0.065 R)
• M6: 3,935,770 km (0.11 R)
• M7: 6,423,433 km (0.102 R)
• M8: 7,964,142 km (0.081 R)
• M9: 19,064,154 km (0.105 R)
• M10: 31,829,341 km (0.092 R)
• M11: 32,884,454 km (0.058 R)
• M12: 36,331,488 km (0.076 R)
• M13: 38,808,081 km (0.116 R)
• M14: 41,084,811 km (0.109 R)
• M15: 52,163,431 km (0.069 R)
• M16: 54,931,889 km (0.119 R)
• M17: 58,186,092 km (0.12 R)
• M18: 68,715,239 km (0.114 R)
• M19: 75,001,940 km (0.044 R)
• M20: 78,284,416 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 20,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit