🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.46 AU - 0.7 AU

Year: 160 Days

Day: 40.1 Hours

Environment

Temp: 206 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 107,638,905 km

• M1: 64,327 km (0.077 R)
• M2: 114,442 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.58 AU - 0.78 AU

Year: 203 Days

Day: 13.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.12 AU - 1.68 AU

Year: 599 Days

Day: 20.8 Hours

Environment

Temp: -13 °C

Axial Tilt: 23.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 107,638,905 km

• M1: 865,872 km (0.098 R)

Asteroid Belt

Center: 3.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.6

Radius: 10.5

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.31 AU - 7.71 AU

Year: 6007 Days

Day: 5.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 107,638,905 km

• M1: 134,638 km (0.053 R)
• M2: 690,843 km (0.114 R)
• M3: 1,643,781 km (0.091 R)
• M4: 2,245,464 km (0.1 R)
• M5: 2,621,254 km (0.109 R)
• M6: 3,868,451 km (0.082 R)
• M7: 5,176,086 km (0.1 R)
• M8: 7,423,196 km (0.054 R)
• M9: 9,061,891 km (0.066 R)
• M10: 11,888,992 km (0.119 R)
• M11: 12,279,442 km (0.05 R)
• M12: 13,177,927 km (0.03 R)
• M13: 14,264,606 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.1

Radius: 13.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 5.38 AU - 8.76 AU

Year: 6799 Days

Day: 6.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 67.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 107,638,905 km

• M1: 165,904 km (0.08 R)
• M2: 611,556 km (0.118 R)
• M3: 2,574,879 km (0.036 R)
• M4: 4,577,246 km (0.078 R)
• M5: 6,514,389 km (0.105 R)
• M6: 9,285,390 km (0.094 R)
• M7: 9,718,326 km (0.085 R)
• M8: 13,300,148 km (0.1 R)
• M9: 14,019,564 km (0.062 R)
• M10: 15,475,900 km (0.049 R)
• M11: 16,396,824 km (0.106 R)
• M12: 32,212,012 km (0.088 R)
• M13: 33,006,526 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.7

Radius: 9

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.79 AU - 7.83 AU

Year: 7893 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 107,638,905 km

• M1: 112,348 km (0.118 R)
• M2: 1,016,368 km (0.09 R)
• M3: 1,473,240 km (0.03 R)
• M4: 1,789,041 km (0.061 R)
• M5: 2,106,338 km (0.107 R)
• M6: 3,116,273 km (0.081 R)
• M7: 3,642,858 km (0.104 R)
• M8: 3,927,842 km (0.083 R)
• M9: 5,058,802 km (0.062 R)
• M10: 5,699,679 km (0.096 R)
• M11: 6,809,994 km (0.111 R)
• M12: 8,243,441 km (0.06 R)
• M13: 9,576,657 km (0.109 R)
• M14: 16,008,468 km (0.059 R)
• M15: 16,301,381 km (0.104 R)
• M16: 18,198,132 km (0.097 R)
• M17: 20,718,408 km (0.117 R)
• M18: 22,279,162 km (0.079 R)
• M19: 23,013,987 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.8

Radius: 11.5

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.74 AU - 8.1 AU

Year: 8061 Days

Day: 5.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,638,905 km

• M1: 143,016 km (0.078 R)
• M2: 520,750 km (0.058 R)
• M3: 882,777 km (0.079 R)
• M4: 1,306,289 km (0.108 R)
• M5: 2,018,823 km (0.111 R)
• M6: 2,473,302 km (0.106 R)
• M7: 2,954,708 km (0.057 R)
• M8: 4,030,915 km (0.105 R)
• M9: 4,424,806 km (0.058 R)
• M10: 5,927,666 km (0.08 R)
• M11: 7,053,540 km (0.031 R)
• M12: 7,826,362 km (0.111 R)
• M13: 9,002,201 km (0.11 R)
• M14: 9,586,680 km (0.046 R)
• M15: 11,032,245 km (0.089 R)
• M16: 11,493,006 km (0.067 R)
• M17: 12,235,311 km (0.104 R)
• M18: 15,274,990 km (0.103 R)
• M19: 21,194,877 km (0.102 R)
• M20: 21,748,090 km (0.113 R)
• M21: 24,573,545 km (0.119 R)
• M22: 28,011,453 km (0.1 R)
• M23: 29,845,224 km (0.03 R)
• M24: 31,145,229 km (0.117 R)
• M25: 35,271,288 km (0.074 R)
• M26: 36,837,428 km (0.072 R)
• M27: 37,637,478 km (0.091 R)
• M28: 38,099,885 km (0.046 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.3

Radius: 3.8

Gravity: 34.79 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 15.28 AU - 18.8 AU

Year: 25439 Days

Day: 24.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 107,638,905 km

• M1: 55,650 km (0.03 R)
• M2: 608,115 km (0.083 R)
• M3: 1,001,408 km (0.085 R)
• M4: 1,216,679 km (0.076 R)
• M5: 2,914,017 km (0.109 R)
• M6: 3,100,865 km (0.063 R)
• M7: 4,395,036 km (0.052 R)
• M8: 5,122,381 km (0.12 R)
• M9: 5,276,915 km (0.115 R)
• M10: 6,447,668 km (0.09 R)
• M11: 6,719,338 km (0.1 R)
• M12: 8,193,475 km (0.094 R)
• M13: 10,292,034 km (0.06 R)
• M14: 10,663,037 km (0.095 R)
• M15: 12,652,988 km (0.114 R)
• M16: 14,489,601 km (0.118 R)
• M17: 14,721,178 km (0.056 R)
• M18: 22,256,872 km (0.112 R)
• M19: 24,042,622 km (0.087 R)
• M20: 32,011,252 km (0.099 R)
• M21: 37,229,674 km (0.082 R)
• M22: 39,286,794 km (0.075 R)
• M23: 41,573,398 km (0.059 R)
• M24: 48,273,288 km (0.03 R)
• M25: 48,963,084 km (0.108 R)
• M26: 49,834,491 km (0.114 R)
• M27: 53,976,408 km (0.047 R)
• M28: 61,312,089 km (0.085 R)
• M29: 66,696,565 km (0.113 R)
• M30: 74,889,741 km (0.058 R)
• M31: 78,393,922 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.7

Radius: 6.1

Gravity: 20.66 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 14.82 AU - 24.7 AU

Year: 31767 Days

Day: 18.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 107,638,905 km

• M1: 75,996 km (0.086 R)
• M2: 623,225 km (0.093 R)
• M3: 1,130,062 km (0.08 R)
• M4: 1,489,696 km (0.076 R)
• M5: 2,123,243 km (0.069 R)
• M6: 2,951,117 km (0.086 R)
• M7: 3,871,443 km (0.084 R)
• M8: 4,266,382 km (0.12 R)
• M9: 6,024,755 km (0.103 R)
• M10: 7,221,239 km (0.102 R)
• M11: 7,435,164 km (0.075 R)
• M12: 11,314,835 km (0.115 R)
• M13: 11,971,420 km (0.107 R)
• M14: 14,597,461 km (0.092 R)
• M15: 22,167,113 km (0.069 R)
• M16: 23,077,865 km (0.074 R)
• M17: 35,874,168 km (0.079 R)
• M18: 36,497,692 km (0.077 R)
• M19: 40,056,475 km (0.111 R)
• M20: 45,818,088 km (0.089 R)
• M21: 49,565,515 km (0.11 R)
• M22: 105,714,383 km (0.112 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 14,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit