🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.86 AU - 1.16 AU

Year: 367 Days

Day: 46.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.99 AU - 1.31 AU

Year: 446 Days

Day: 37.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 11.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 75,900,812 km

• M1: 24,534 km (0.049 R)
• M2: 461,659 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.81 AU - 3.89 AU

Year: 2732 Days

Day: 19 Hours

Environment

Temp: -129 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.05 AU - 4.77 AU

Year: 2796 Days

Day: 34.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.5

Radius: 11.5

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.91 AU - 5.71 AU

Year: 4425 Days

Day: 9.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 67.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,900,812 km

• M1: 148,251 km (0.079 R)
• M2: 589,116 km (0.085 R)
• M3: 2,331,034 km (0.086 R)
• M4: 2,919,851 km (0.091 R)
• M5: 5,051,172 km (0.077 R)
• M6: 5,818,759 km (0.098 R)
• M7: 9,929,708 km (0.05 R)
• M8: 11,400,854 km (0.116 R)
• M9: 11,790,407 km (0.097 R)
• M10: 14,725,517 km (0.118 R)
• M11: 16,288,216 km (0.109 R)
• M12: 16,782,936 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.1

Radius: 13.5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.24 AU - 5.7 AU

Year: 4627 Days

Day: 7.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,900,812 km

• M1: 167,849 km (0.034 R)
• M2: 666,309 km (0.08 R)
• M3: 1,102,686 km (0.063 R)
• M4: 2,843,706 km (0.077 R)
• M5: 3,946,242 km (0.083 R)
• M6: 4,621,527 km (0.066 R)
• M7: 6,049,588 km (0.095 R)
• M8: 7,610,193 km (0.117 R)
• M9: 8,198,412 km (0.089 R)
• M10: 10,411,114 km (0.098 R)
• M11: 11,323,811 km (0.117 R)
• M12: 15,056,278 km (0.117 R)
• M13: 16,163,751 km (0.108 R)
• M14: 17,200,015 km (0.047 R)
• M15: 18,215,336 km (0.099 R)
• M16: 19,002,819 km (0.108 R)
• M17: 20,226,231 km (0.072 R)
• M18: 21,213,726 km (0.04 R)
• M19: 21,792,371 km (0.079 R)
• M20: 22,754,883 km (0.088 R)
• M21: 24,369,493 km (0.118 R)
• M22: 25,164,606 km (0.075 R)
• M23: 29,581,483 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.2

Radius: 9.8

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.02 AU - 7.44 AU

Year: 5624 Days

Day: 5.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,900,812 km

• M1: 122,221 km (0.116 R)
• M2: 476,170 km (0.086 R)
• M3: 893,548 km (0.092 R)
• M4: 1,396,646 km (0.065 R)
• M5: 2,050,688 km (0.091 R)
• M6: 2,474,349 km (0.118 R)
• M7: 3,610,844 km (0.067 R)
• M8: 4,463,402 km (0.047 R)
• M9: 6,597,565 km (0.088 R)
• M10: 7,015,991 km (0.113 R)
• M11: 7,714,762 km (0.097 R)
• M12: 11,321,716 km (0.066 R)
• M13: 11,922,502 km (0.053 R)
• M14: 13,517,664 km (0.117 R)
• M15: 14,251,142 km (0.074 R)
• M16: 14,833,377 km (0.094 R)
• M17: 15,250,306 km (0.111 R)
• M18: 15,859,469 km (0.085 R)
• M19: 18,872,519 km (0.089 R)
• M20: 21,105,866 km (0.036 R)
• M21: 21,709,643 km (0.063 R)
• M22: 22,872,916 km (0.089 R)
• M23: 23,832,886 km (0.101 R)
• M24: 24,986,734 km (0.115 R)
• M25: 26,004,897 km (0.056 R)
• M26: 28,947,487 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.2

Radius: 10.4

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.04 AU - 8.92 AU

Year: 8153 Days

Day: 7.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,900,812 km

• M1: 133,740 km (0.049 R)
• M2: 477,816 km (0.078 R)
• M3: 996,771 km (0.046 R)
• M4: 1,347,428 km (0.087 R)
• M5: 1,782,010 km (0.095 R)
• M6: 2,729,862 km (0.046 R)
• M7: 3,339,623 km (0.073 R)
• M8: 3,906,300 km (0.091 R)
• M9: 8,218,309 km (0.056 R)
• M10: 8,974,825 km (0.099 R)
• M11: 10,270,791 km (0.077 R)
• M12: 11,042,716 km (0.075 R)
• M13: 11,469,968 km (0.095 R)
• M14: 13,230,735 km (0.101 R)
• M15: 14,082,246 km (0.072 R)
• M16: 15,559,974 km (0.118 R)
• M17: 16,097,329 km (0.097 R)
• M18: 18,821,207 km (0.065 R)
• M19: 25,439,866 km (0.097 R)
• M20: 30,241,359 km (0.083 R)
• M21: 30,973,192 km (0.108 R)
• M22: 37,259,444 km (0.072 R)
• M23: 38,464,754 km (0.052 R)
• M24: 40,573,486 km (0.108 R)
• M25: 42,497,015 km (0.103 R)
• M26: 43,151,506 km (0.095 R)
• M27: 45,427,039 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 4.5

Gravity: 39.94 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 10.77 AU - 16.63 AU

Year: 18339 Days

Day: 17.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,900,812 km

• M1: 55,950 km (0.096 R)
• M2: 277,803 km (0.045 R)
• M3: 592,856 km (0.088 R)
• M4: 778,657 km (0.119 R)
• M5: 1,003,054 km (0.109 R)
• M6: 1,616,106 km (0.11 R)
• M7: 1,924,876 km (0.049 R)
• M8: 2,103,795 km (0.103 R)
• M9: 2,907,435 km (0.084 R)
• M10: 3,991,870 km (0.062 R)
• M11: 4,185,000 km (0.057 R)
• M12: 4,730,285 km (0.116 R)
• M13: 5,207,203 km (0.112 R)
• M14: 7,632,633 km (0.118 R)
• M15: 9,088,669 km (0.078 R)
• M16: 9,310,822 km (0.028 R)
• M17: 9,823,793 km (0.101 R)
• M18: 11,866,552 km (0.101 R)
• M19: 12,401,364 km (0.118 R)
• M20: 13,233,278 km (0.082 R)
• M21: 15,951,920 km (0.109 R)
• M22: 24,540,932 km (0.083 R)
• M23: 24,971,625 km (0.074 R)
• M24: 25,627,312 km (0.1 R)
• M25: 28,601,467 km (0.081 R)
• M26: 31,417,348 km (0.099 R)
• M27: 32,567,756 km (0.114 R)
• M28: 42,644,070 km (0.088 R)
• M29: 42,954,485 km (0.071 R)
• M30: 55,716,231 km (0.116 R)
• M31: 63,252,672 km (0.059 R)
• M32: 68,000,909 km (0.074 R)
• M33: 68,637,298 km (0.108 R)
• M34: 69,063,652 km (0.114 R)
• M35: 70,787,020 km (0.057 R)
• M36: 74,543,721 km (0.092 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 15,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit