🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.55 AU - 0.67 AU

Year: 167 Days

Day: 39 Hours

Environment

Temp: 250 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,429,500 km

• M1: 15,857 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.89 AU - 1.39 AU

Year: 428 Days

Day: 20.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 100,429,500 km

• M1: 39,494 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.83 AU - 2.29 AU

Year: 1039 Days

Day: 42.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,429,500 km

• M1: 53,855 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.51 AU - 3.87 AU

Year: 2491 Days

Day: 19.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.7

Radius: 10.9

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.24 AU - 8.62 AU

Year: 7118 Days

Day: 14.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 145.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 100,429,500 km

• M1: 135,835 km (0.043 R)
• M2: 666,608 km (0.078 R)
• M3: 1,013,077 km (0.112 R)
• M4: 1,570,329 km (0.101 R)
• M5: 1,935,348 km (0.113 R)
• M6: 2,709,666 km (0.11 R)
• M7: 3,656,471 km (0.083 R)
• M8: 4,567,672 km (0.108 R)
• M9: 5,177,582 km (0.086 R)
• M10: 5,532,578 km (0.06 R)
• M11: 6,031,487 km (0.099 R)
• M12: 6,941,341 km (0.119 R)
• M13: 9,904,277 km (0.037 R)
• M14: 10,783,463 km (0.057 R)
• M15: 11,513,651 km (0.077 R)
• M16: 12,018,543 km (0.117 R)
• M17: 12,857,039 km (0.073 R)
• M18: 14,302,155 km (0.115 R)
• M19: 14,826,795 km (0.101 R)
• M20: 15,668,432 km (0.073 R)
• M21: 16,668,943 km (0.05 R)
• M22: 18,316,614 km (0.073 R)
• M23: 21,025,382 km (0.117 R)
• M24: 25,066,021 km (0.092 R)
• M25: 26,173,195 km (0.119 R)
• M26: 28,576,634 km (0.062 R)
• M27: 32,903,304 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286

Radius: 11.8

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 9.65 AU - 12.67 AU

Year: 13103 Days

Day: 5.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 100,429,500 km

• M1: 147,354 km (0.052 R)
• M2: 542,741 km (0.108 R)
• M3: 1,211,144 km (0.108 R)
• M4: 2,312,185 km (0.102 R)
• M5: 2,781,473 km (0.075 R)
• M6: 3,269,162 km (0.118 R)
• M7: 4,613,748 km (0.049 R)
• M8: 5,084,682 km (0.081 R)
• M9: 6,368,531 km (0.105 R)
• M10: 7,857,479 km (0.117 R)
• M11: 9,106,920 km (0.08 R)
• M12: 11,196,952 km (0.104 R)
• M13: 13,120,332 km (0.08 R)
• M14: 14,498,577 km (0.106 R)
• M15: 16,709,633 km (0.063 R)
• M16: 18,254,830 km (0.092 R)
• M17: 28,201,891 km (0.112 R)
• M18: 28,787,118 km (0.09 R)
• M19: 38,564,835 km (0.117 R)
• M20: 42,514,817 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.7

Radius: 8.9

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.99 AU - 14.79 AU

Year: 15328 Days

Day: 6.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,429,500 km

• M1: 112,946 km (0.072 R)
• M2: 426,354 km (0.11 R)
• M3: 987,496 km (0.108 R)
• M4: 2,056,372 km (0.111 R)
• M5: 2,657,756 km (0.092 R)
• M6: 4,121,870 km (0.056 R)
• M7: 4,659,974 km (0.09 R)
• M8: 5,449,551 km (0.088 R)
• M9: 5,913,005 km (0.096 R)
• M10: 9,366,173 km (0.097 R)
• M11: 11,981,144 km (0.112 R)
• M12: 13,076,200 km (0.096 R)
• M13: 23,410,870 km (0.072 R)
• M14: 23,876,718 km (0.111 R)
• M15: 24,731,221 km (0.105 R)
• M16: 25,704,205 km (0.102 R)
• M17: 27,830,290 km (0.119 R)
• M18: 28,882,861 km (0.109 R)
• M19: 31,067,139 km (0.091 R)
• M20: 33,476,862 km (0.094 R)
• M21: 53,603,460 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.1

Radius: 7.3

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.34 AU - 18.42 AU

Year: 24375 Days

Day: 19.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 100,429,500 km

• M1: 90,806 km (0.117 R)
• M2: 1,014,124 km (0.049 R)
• M3: 1,357,301 km (0.106 R)
• M4: 1,970,802 km (0.076 R)
• M5: 2,664,787 km (0.088 R)
• M6: 2,921,198 km (0.05 R)
• M7: 3,219,795 km (0.089 R)
• M8: 3,705,838 km (0.114 R)
• M9: 5,609,471 km (0.1 R)
• M10: 8,377,780 km (0.097 R)
• M11: 9,401,777 km (0.061 R)
• M12: 10,279,318 km (0.093 R)
• M13: 12,451,629 km (0.105 R)
• M14: 12,710,433 km (0.091 R)
• M15: 16,256,950 km (0.119 R)
• M16: 19,530,451 km (0.066 R)
• M17: 30,158,781 km (0.111 R)
• M18: 33,908,153 km (0.099 R)
• M19: 36,485,425 km (0.101 R)
• M20: 37,551,758 km (0.051 R)
• M21: 37,957,019 km (0.08 R)
• M22: 49,869,946 km (0.076 R)
• M23: 58,274,205 km (0.074 R)
• M24: 58,817,395 km (0.113 R)
• M25: 59,181,366 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.2

Radius: 5.6

Gravity: 22.1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.94 AU - 23.96 AU

Year: 30148 Days

Day: 17.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 100,429,500 km

• M1: 77,043 km (0.076 R)
• M2: 339,138 km (0.113 R)
• M3: 520,451 km (0.092 R)
• M4: 825,331 km (0.09 R)
• M5: 1,259,165 km (0.109 R)
• M6: 1,439,730 km (0.086 R)
• M7: 1,773,184 km (0.11 R)
• M8: 2,202,679 km (0.101 R)
• M9: 3,030,554 km (0.084 R)
• M10: 6,114,963 km (0.1 R)
• M11: 6,349,233 km (0.095 R)
• M12: 6,589,487 km (0.025 R)
• M13: 9,154,043 km (0.115 R)
• M14: 10,095,313 km (0.097 R)
• M15: 11,378,115 km (0.116 R)
• M16: 12,242,043 km (0.118 R)
• M17: 12,464,644 km (0.106 R)
• M18: 14,426,620 km (0.081 R)
• M19: 14,842,353 km (0.089 R)
• M20: 17,226,494 km (0.097 R)
• M21: 19,348,839 km (0.09 R)
• M22: 22,293,823 km (0.085 R)
• M23: 24,337,030 km (0.092 R)
• M24: 27,886,090 km (0.05 R)
• M25: 32,752,958 km (0.115 R)
• M26: 34,052,365 km (0.047 R)
• M27: 40,409,078 km (0.064 R)
• M28: 55,607,623 km (0.119 R)
• M29: 56,014,380 km (0.091 R)
• M30: 61,269,154 km (0.088 R)
• M31: 74,458,151 km (0.051 R)
• M32: 80,275,115 km (0.109 R)
• M33: 88,031,765 km (0.098 R)
• M34: 97,153,944 km (0.084 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 12,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit