🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.65 AU - 0.97 AU

Year: 265 Days

Day: 13.2 Hours

Environment

Temp: 128 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.75 AU - 1.11 AU

Year: 326 Days

Day: 47.3 Hours

Environment

Temp: 111 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.45 AU - 1.79 AU

Year: 749 Days

Day: 40.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.17 AU - 4.75 AU

Year: 2864 Days

Day: 44.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.3

Radius: 14

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.54 AU - 5.42 AU

Year: 4039 Days

Day: 11.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,692,622 km

• M1: 178,021 km (0.105 R)
• M2: 629,657 km (0.112 R)
• M3: 1,636,152 km (0.034 R)
• M4: 2,577,272 km (0.08 R)
• M5: 3,283,823 km (0.085 R)
• M6: 4,740,158 km (0.087 R)
• M7: 6,177,644 km (0.074 R)
• M8: 7,025,415 km (0.103 R)
• M9: 7,919,113 km (0.064 R)
• M10: 8,822,834 km (0.084 R)
• M11: 9,759,466 km (0.114 R)
• M12: 11,989,222 km (0.112 R)
• M13: 13,915,145 km (0.106 R)
• M14: 15,513,299 km (0.114 R)
• M15: 15,991,564 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.4

Radius: 8.8

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.35 AU - 5.37 AU

Year: 4510 Days

Day: 9.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,692,622 km

• M1: 114,891 km (0.067 R)
• M2: 1,132,755 km (0.059 R)
• M3: 1,650,065 km (0.107 R)
• M4: 2,160,044 km (0.111 R)
• M5: 2,958,896 km (0.12 R)
• M6: 4,092,549 km (0.074 R)
• M7: 4,497,361 km (0.071 R)
• M8: 5,154,544 km (0.109 R)
• M9: 6,302,259 km (0.071 R)
• M10: 7,914,625 km (0.1 R)
• M11: 8,225,340 km (0.11 R)
• M12: 8,761,498 km (0.086 R)
• M13: 9,435,437 km (0.065 R)
• M14: 9,903,678 km (0.094 R)
• M15: 10,802,163 km (0.09 R)
• M16: 11,887,944 km (0.07 R)
• M17: 12,807,822 km (0.057 R)
• M18: 13,528,135 km (0.083 R)
• M19: 14,428,116 km (0.065 R)
• M20: 16,291,208 km (0.088 R)
• M21: 20,103,261 km (0.063 R)
• M22: 20,423,999 km (0.089 R)
• M23: 22,696,540 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.2

Radius: 13.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.21 AU - 5.67 AU

Year: 4611 Days

Day: 10.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,692,622 km

• M1: 172,935 km (0.092 R)
• M2: 630,705 km (0.102 R)
• M3: 1,122,134 km (0.119 R)
• M4: 1,965,866 km (0.094 R)
• M5: 2,662,244 km (0.119 R)
• M6: 3,293,248 km (0.101 R)
• M7: 4,086,565 km (0.073 R)
• M8: 6,310,487 km (0.038 R)
• M9: 8,276,053 km (0.078 R)
• M10: 9,589,672 km (0.118 R)
• M11: 11,292,994 km (0.038 R)
• M12: 11,947,933 km (0.117 R)
• M13: 12,766,981 km (0.115 R)
• M14: 14,065,491 km (0.113 R)
• M15: 16,533,557 km (0.117 R)
• M16: 17,608,866 km (0.087 R)
• M17: 19,898,611 km (0.088 R)
• M18: 21,049,916 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.9

Radius: 5.4

Gravity: 22.84 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 13.22 AU - 15.62 AU

Year: 19901 Days

Day: 24.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,692,622 km

• M1: 69,862 km (0.094 R)
• M2: 300,692 km (0.12 R)
• M3: 713,731 km (0.088 R)
• M4: 1,511,986 km (0.111 R)
• M5: 2,346,742 km (0.08 R)
• M6: 3,539,934 km (0.057 R)
• M7: 5,165,016 km (0.085 R)
• M8: 6,636,910 km (0.067 R)
• M9: 6,906,934 km (0.035 R)
• M10: 7,760,988 km (0.094 R)
• M11: 8,060,632 km (0.111 R)
• M12: 8,368,056 km (0.097 R)
• M13: 8,790,072 km (0.11 R)
• M14: 9,337,450 km (0.112 R)
• M15: 12,691,883 km (0.109 R)
• M16: 17,611,858 km (0.108 R)
• M17: 19,104,845 km (0.072 R)
• M18: 29,027,073 km (0.115 R)
• M19: 35,961,234 km (0.118 R)
• M20: 37,214,864 km (0.116 R)
• M21: 38,209,839 km (0.116 R)
• M22: 41,301,130 km (0.087 R)
• M23: 50,696,474 km (0.114 R)
• M24: 51,217,823 km (0.103 R)
• M25: 55,886,922 km (0.091 R)
• M26: 58,896,682 km (0.113 R)
• M27: 73,117,754 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.7

Radius: 6.3

Gravity: 18.01 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.17 AU - 16.21 AU

Year: 22587 Days

Day: 16.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,692,622 km

• M1: 78,988 km (0.078 R)
• M2: 482,004 km (0.063 R)
• M3: 863,778 km (0.098 R)
• M4: 1,136,046 km (0.062 R)
• M5: 1,687,763 km (0.114 R)
• M6: 1,913,806 km (0.109 R)
• M7: 2,767,112 km (0.114 R)
• M8: 2,975,202 km (0.099 R)
• M9: 3,278,437 km (0.091 R)
• M10: 4,924,612 km (0.036 R)
• M11: 6,097,908 km (0.112 R)
• M12: 7,851,046 km (0.073 R)
• M13: 8,216,962 km (0.057 R)
• M14: 8,982,903 km (0.077 R)
• M15: 14,920,293 km (0.116 R)
• M16: 18,502,713 km (0.107 R)
• M17: 20,394,229 km (0.102 R)
• M18: 21,285,982 km (0.068 R)
• M19: 24,336,282 km (0.115 R)
• M20: 25,679,522 km (0.082 R)
• M21: 27,071,380 km (0.086 R)
• M22: 29,878,584 km (0.094 R)
• M23: 33,414,330 km (0.113 R)
• M24: 40,217,293 km (0.117 R)
• M25: 41,147,044 km (0.103 R)
• M26: 42,568,523 km (0.059 R)
• M27: 43,372,312 km (0.059 R)
• M28: 48,234,393 km (0.062 R)
• M29: 51,428,008 km (0.103 R)
• M30: 58,232,617 km (0.119 R)
• M31: 60,224,064 km (0.115 R)
• M32: 74,286,263 km (0.092 R)
• M33: 76,155,040 km (0.102 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 13,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit