🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.09 AU - 1.47 AU

Year: 540 Days

Day: 15.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,113,455 km

• M1: 528,380 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.08 AU - 1.64 AU

Year: 591 Days

Day: 43.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,113,455 km

• M1: 43,533 km (0.068 R)
• M2: 878,140 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.01 AU - 3.53 AU

Year: 2204 Days

Day: 17.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.3

Radius: 9.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.68 AU - 5.98 AU

Year: 3957 Days

Day: 9.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 107,113,455 km

• M1: 120,725 km (0.096 R)
• M2: 433,385 km (0.111 R)
• M3: 861,983 km (0.101 R)
• M4: 1,738,327 km (0.059 R)
• M5: 2,826,353 km (0.033 R)
• M6: 4,010,420 km (0.107 R)
• M7: 4,585,175 km (0.097 R)
• M8: 5,601,243 km (0.102 R)
• M9: 7,524,623 km (0.076 R)
• M10: 9,944,518 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.3

Radius: 3.7

Gravity: 66.13 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 13.53 AU - 17.25 AU

Year: 22507 Days

Day: 24.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 107,113,455 km

• M1: 46,375 km (0.076 R)
• M2: 194,328 km (0.108 R)
• M3: 338,690 km (0.106 R)
• M4: 521,648 km (0.066 R)
• M5: 906,264 km (0.119 R)
• M6: 1,669,961 km (0.044 R)
• M7: 2,317,271 km (0.115 R)
• M8: 3,232,212 km (0.112 R)
• M9: 3,984,090 km (0.059 R)
• M10: 4,436,774 km (0.111 R)
• M11: 5,279,458 km (0.11 R)
• M12: 5,526,594 km (0.117 R)
• M13: 8,219,206 km (0.072 R)
• M14: 12,165,000 km (0.06 R)
• M15: 14,342,995 km (0.119 R)
• M16: 15,068,545 km (0.108 R)
• M17: 18,874,614 km (0.063 R)
• M18: 28,062,915 km (0.104 R)
• M19: 29,195,221 km (0.073 R)
• M20: 29,322,828 km (0.107 R)
• M21: 29,837,295 km (0.067 R)
• M22: 32,362,956 km (0.053 R)
• M23: 42,894,796 km (0.069 R)
• M24: 48,745,868 km (0.116 R)
• M25: 55,106,769 km (0.062 R)
• M26: 56,283,805 km (0.1 R)
• M27: 60,121,439 km (0.107 R)
• M28: 61,578,224 km (0.068 R)
• M29: 61,998,743 km (0.061 R)
• M30: 65,213,601 km (0.059 R)
• M31: 66,089,347 km (0.075 R)
• M32: 77,216,886 km (0.096 R)
• M33: 82,199,542 km (0.076 R)
• M34: 82,709,222 km (0.064 R)
• M35: 83,477,706 km (0.061 R)
• M36: 87,127,445 km (0.099 R)
• M37: 87,657,321 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.7

Radius: 5.8

Gravity: 27.13 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 13.76 AU - 18.4 AU

Year: 24037 Days

Day: 21.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 107,113,455 km

• M1: 72,405 km (0.074 R)
• M2: 284,685 km (0.048 R)
• M3: 690,544 km (0.116 R)
• M4: 1,120,937 km (0.072 R)
• M5: 1,773,034 km (0.074 R)
• M6: 4,595,796 km (0.086 R)
• M7: 5,945,019 km (0.11 R)
• M8: 8,128,251 km (0.052 R)
• M9: 8,922,017 km (0.104 R)
• M10: 10,016,924 km (0.079 R)
• M11: 11,335,479 km (0.107 R)
• M12: 13,835,559 km (0.061 R)
• M13: 15,381,653 km (0.112 R)
• M14: 16,415,225 km (0.104 R)
• M15: 19,793,444 km (0.074 R)
• M16: 21,015,060 km (0.107 R)
• M17: 21,644,269 km (0.065 R)
• M18: 22,178,333 km (0.101 R)
• M19: 22,394,352 km (0.025 R)
• M20: 24,402,105 km (0.05 R)
• M21: 26,526,844 km (0.065 R)
• M22: 30,072,314 km (0.107 R)
• M23: 32,789,759 km (0.105 R)
• M24: 33,211,026 km (0.098 R)
• M25: 37,624,164 km (0.089 R)
• M26: 38,551,222 km (0.06 R)
• M27: 45,646,349 km (0.054 R)
• M28: 55,527,887 km (0.082 R)
• M29: 57,133,372 km (0.104 R)
• M30: 64,961,978 km (0.098 R)
• M31: 65,848,794 km (0.104 R)
• M32: 68,786,896 km (0.065 R)
• M33: 72,759,168 km (0.089 R)
• M34: 75,898,031 km (0.109 R)
• M35: 76,635,100 km (0.099 R)
• M36: 77,873,920 km (0.095 R)
• M37: 82,703,388 km (0.115 R)
• M38: 88,540,397 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.3

Radius: 7.8

Gravity: 15.82 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.73 AU - 22.03 AU

Year: 28184 Days

Day: 16.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 107,113,455 km

• M1: 97,089 km (0.088 R)
• M2: 366,216 km (0.116 R)
• M3: 1,145,770 km (0.046 R)
• M4: 1,709,604 km (0.081 R)
• M5: 2,111,125 km (0.06 R)
• M6: 2,446,224 km (0.04 R)
• M7: 2,761,427 km (0.093 R)
• M8: 5,089,918 km (0.093 R)
• M9: 5,430,253 km (0.077 R)
• M10: 6,543,261 km (0.084 R)
• M11: 12,457,613 km (0.068 R)
• M12: 12,842,229 km (0.117 R)
• M13: 15,231,307 km (0.115 R)
• M14: 15,671,275 km (0.09 R)
• M15: 16,119,619 km (0.073 R)
• M16: 16,761,693 km (0.097 R)
• M17: 18,490,895 km (0.104 R)
• M18: 18,790,241 km (0.066 R)
• M19: 19,707,874 km (0.057 R)
• M20: 24,149,584 km (0.103 R)
• M21: 26,475,682 km (0.115 R)
• M22: 33,156,124 km (0.054 R)
• M23: 34,343,782 km (0.055 R)
• M24: 38,561,394 km (0.047 R)
• M25: 41,047,561 km (0.114 R)
• M26: 42,071,409 km (0.065 R)
• M27: 43,112,012 km (0.098 R)
• M28: 47,074,710 km (0.077 R)
• M29: 48,763,371 km (0.099 R)
• M30: 55,301,396 km (0.068 R)
• M31: 60,188,459 km (0.114 R)
• M32: 61,287,555 km (0.108 R)
• M33: 67,220,008 km (0.111 R)
• M34: 68,403,178 km (0.102 R)
• M35: 75,540,342 km (0.072 R)
• M36: 105,834,360 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 13,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit