🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.55 AU - 0.75 AU

Year: 192 Days

Day: 24.2 Hours

Environment

Temp: 186 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 2.56 AU - 3.28 AU

Year: 1832 Days

Day: 29.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 102,394,245 km

• M1: 70,461 km (0.072 R)
• M2: 88,861 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.38 AU - 4.38 AU

Year: 2806 Days

Day: 46.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,394,245 km

• M1: 103,971 km (0.114 R)

Asteroid Belt

Center: 5.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511

Radius: 8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.44 AU - 7.88 AU

Year: 6309 Days

Day: 12.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 102,394,245 km

• M1: 99,632 km (0.026 R)
• M2: 647,011 km (0.113 R)
• M3: 3,714,066 km (0.099 R)
• M4: 5,119,389 km (0.088 R)
• M5: 5,403,475 km (0.028 R)
• M6: 6,848,740 km (0.08 R)
• M7: 7,478,846 km (0.075 R)
• M8: 8,814,007 km (0.087 R)
• M9: 9,817,061 km (0.089 R)
• M10: 10,526,753 km (0.055 R)
• M11: 17,548,578 km (0.057 R)
• M12: 18,065,588 km (0.092 R)
• M13: 21,456,374 km (0.091 R)
• M14: 21,973,085 km (0.112 R)
• M15: 24,281,829 km (0.063 R)
• M16: 30,288,333 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.8

Radius: 9.8

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.33 AU - 9.97 AU

Year: 10160 Days

Day: 11.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 102,394,245 km

• M1: 121,922 km (0.094 R)
• M2: 588,069 km (0.045 R)
• M3: 899,382 km (0.07 R)
• M4: 1,449,155 km (0.09 R)
• M5: 2,422,139 km (0.068 R)
• M6: 2,885,743 km (0.109 R)
• M7: 3,365,354 km (0.093 R)
• M8: 6,245,262 km (0.079 R)
• M9: 7,262,079 km (0.116 R)
• M10: 10,014,530 km (0.111 R)
• M11: 10,786,754 km (0.045 R)
• M12: 11,598,173 km (0.093 R)
• M13: 15,314,184 km (0.117 R)
• M14: 16,215,960 km (0.118 R)
• M15: 18,928,918 km (0.113 R)
• M16: 23,075,771 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.4

Radius: 8

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 12.64 AU - 15.3 AU

Year: 19168 Days

Day: 17.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 118.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,394,245 km

• M1: 101,577 km (0.081 R)
• M2: 433,086 km (0.092 R)
• M3: 716,424 km (0.061 R)
• M4: 1,638,097 km (0.1 R)
• M5: 2,337,916 km (0.119 R)
• M6: 3,143,650 km (0.102 R)
• M7: 3,610,545 km (0.093 R)
• M8: 5,071,368 km (0.071 R)
• M9: 5,793,327 km (0.115 R)
• M10: 7,440,250 km (0.054 R)
• M11: 8,069,010 km (0.104 R)
• M12: 9,105,125 km (0.112 R)
• M13: 12,541,837 km (0.091 R)
• M14: 13,222,806 km (0.1 R)
• M15: 14,957,693 km (0.094 R)
• M16: 17,499,660 km (0.092 R)
• M17: 20,688,338 km (0.097 R)
• M18: 21,350,309 km (0.11 R)
• M19: 24,874,386 km (0.09 R)
• M20: 25,730,983 km (0.057 R)
• M21: 26,829,331 km (0.067 R)
• M22: 28,884,656 km (0.063 R)
• M23: 30,432,695 km (0.063 R)
• M24: 33,049,162 km (0.118 R)
• M25: 34,477,821 km (0.072 R)
• M26: 37,597,236 km (0.107 R)
• M27: 38,440,818 km (0.073 R)
• M28: 40,311,989 km (0.117 R)
• M29: 41,642,512 km (0.117 R)
• M30: 46,771,475 km (0.106 R)
• M31: 51,959,080 km (0.118 R)
• M32: 52,830,039 km (0.116 R)
• M33: 53,533,897 km (0.114 R)
• M34: 58,075,389 km (0.06 R)
• M35: 63,657,335 km (0.03 R)
• M36: 66,068,254 km (0.081 R)
• M37: 68,539,162 km (0.066 R)
• M38: 70,857,779 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.5

Radius: 4.5

Gravity: 24.62 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 14.22 AU - 17.1 AU

Year: 22749 Days

Day: 22.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 102,394,245 km

• M1: 56,099 km (0.078 R)
• M2: 302,487 km (0.087 R)
• M3: 1,763,011 km (0.116 R)
• M4: 2,590,586 km (0.062 R)
• M5: 3,251,061 km (0.112 R)
• M6: 3,800,085 km (0.113 R)
• M7: 5,267,491 km (0.059 R)
• M8: 6,317,668 km (0.07 R)
• M9: 6,622,698 km (0.111 R)
• M10: 7,262,229 km (0.104 R)
• M11: 10,413,657 km (0.037 R)
• M12: 15,438,799 km (0.115 R)
• M13: 19,499,484 km (0.106 R)
• M14: 19,774,595 km (0.109 R)
• M15: 20,996,959 km (0.045 R)
• M16: 24,008,065 km (0.109 R)
• M17: 39,075,113 km (0.119 R)
• M18: 39,805,749 km (0.113 R)
• M19: 45,659,215 km (0.084 R)
• M20: 45,982,197 km (0.065 R)
• M21: 46,144,361 km (0.067 R)
• M22: 49,296,986 km (0.06 R)
• M23: 49,807,564 km (0.09 R)
• M24: 56,583,151 km (0.091 R)
• M25: 57,330,093 km (0.107 R)
• M26: 61,164,286 km (0.102 R)
• M27: 61,753,702 km (0.049 R)
• M28: 66,399,314 km (0.117 R)
• M29: 72,143,723 km (0.087 R)
• M30: 72,801,654 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.9

Radius: 5.8

Gravity: 25.77 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 16.72 AU - 19.04 AU

Year: 27754 Days

Day: 20.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 56.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 102,394,245 km

• M1: 72,106 km (0.057 R)
• M2: 346,917 km (0.036 R)
• M3: 540,198 km (0.087 R)
• M4: 807,679 km (0.117 R)
• M5: 1,284,896 km (0.112 R)
• M6: 2,270,447 km (0.1 R)
• M7: 3,003,925 km (0.118 R)
• M8: 3,782,881 km (0.103 R)
• M9: 4,310,513 km (0.051 R)
• M10: 4,611,354 km (0.109 R)
• M11: 5,425,017 km (0.114 R)
• M12: 5,686,813 km (0.052 R)
• M13: 5,911,360 km (0.12 R)
• M14: 6,235,688 km (0.109 R)
• M15: 9,521,156 km (0.058 R)
• M16: 11,745,527 km (0.107 R)
• M17: 14,376,655 km (0.12 R)
• M18: 15,478,592 km (0.08 R)
• M19: 16,635,882 km (0.118 R)
• M20: 21,734,626 km (0.026 R)
• M21: 23,641,699 km (0.115 R)
• M22: 26,769,791 km (0.103 R)
• M23: 29,489,331 km (0.101 R)
• M24: 34,719,272 km (0.108 R)
• M25: 40,369,883 km (0.12 R)
• M26: 41,535,550 km (0.088 R)
• M27: 49,569,105 km (0.091 R)
• M28: 57,527,562 km (0.118 R)
• M29: 58,578,637 km (0.112 R)
• M30: 68,385,226 km (0.117 R)
• M31: 69,801,768 km (0.068 R)
• M32: 77,179,037 km (0.05 R)
• M33: 77,944,231 km (0.073 R)
• M34: 81,055,268 km (0.083 R)
• M35: 86,697,052 km (0.109 R)
• M36: 101,781,604 km (0.097 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 20,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit