🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.48 AU - 0.72 AU

Year: 163 Days

Day: 16.5 Hours

Environment

Temp: 220 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 115,307,061 km

• M1: 28,424 km (0.1 R)
• M2: 268,229 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.77 AU - 1.07 AU

Year: 309 Days

Day: 38.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,307,061 km

• M1: 574,605 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.82 AU - 2.8 AU

Year: 1228 Days

Day: 27.5 Hours

Environment

Temp: -61 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.09 AU - 2.75 AU

Year: 1317 Days

Day: 31.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.68 AU - 2.74 AU

Year: 1561 Days

Day: 36.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.89 AU - 5.53 AU

Year: 4160 Days

Day: 16.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,307,061 km

• M1: 1,563,747 km (0.103 R)

Asteroid Belt

Center: 5.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.5

Radius: 8.4

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.13 AU - 6.31 AU

Year: 4786 Days

Day: 12.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 115,307,061 km

• M1: 121,324 km (0.042 R)
• M2: 401,969 km (0.093 R)
• M3: 716,125 km (0.052 R)
• M4: 1,077,254 km (0.071 R)
• M5: 1,570,030 km (0.108 R)
• M6: 3,783,031 km (0.086 R)
• M7: 4,469,835 km (0.119 R)
• M8: 4,920,124 km (0.112 R)
• M9: 5,824,294 km (0.09 R)
• M10: 6,089,232 km (0.066 R)
• M11: 7,467,926 km (0.1 R)
• M12: 8,248,677 km (0.114 R)
• M13: 9,479,867 km (0.063 R)
• M14: 10,309,088 km (0.091 R)
• M15: 10,785,258 km (0.093 R)
• M16: 11,321,567 km (0.12 R)
• M17: 15,641,355 km (0.079 R)
• M18: 19,671,222 km (0.113 R)
• M19: 21,085,969 km (0.065 R)
• M20: 21,432,588 km (0.083 R)
• M21: 21,782,946 km (0.102 R)
• M22: 22,065,985 km (0.076 R)
• M23: 24,343,762 km (0.094 R)
• M24: 26,935,845 km (0.039 R)
• M25: 27,426,226 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.1

Radius: 8.2

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.55 AU - 11.25 AU

Year: 10083 Days

Day: 13 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 115,307,061 km

• M1: 103,971 km (0.076 R)
• M2: 369,956 km (0.093 R)
• M3: 876,644 km (0.072 R)
• M4: 2,048,743 km (0.087 R)
• M5: 2,698,446 km (0.094 R)
• M6: 2,956,054 km (0.117 R)
• M7: 3,499,992 km (0.098 R)
• M8: 3,830,005 km (0.115 R)
• M9: 4,277,901 km (0.091 R)
• M10: 7,303,966 km (0.087 R)
• M11: 8,489,679 km (0.076 R)
• M12: 10,102,344 km (0.108 R)
• M13: 11,763,329 km (0.057 R)
• M14: 13,070,964 km (0.07 R)
• M15: 14,306,194 km (0.081 R)
• M16: 15,500,284 km (0.108 R)
• M17: 17,699,822 km (0.109 R)
• M18: 19,209,264 km (0.115 R)
• M19: 20,308,809 km (0.081 R)
• M20: 23,547,902 km (0.081 R)
• M21: 24,093,186 km (0.056 R)
• M22: 25,697,324 km (0.117 R)
• M23: 31,121,892 km (0.099 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.9

Radius: 8.1

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 10.26 AU - 14.44 AU

Year: 15184 Days

Day: 10.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 115,307,061 km

• M1: 101,427 km (0.056 R)
• M2: 810,671 km (0.038 R)
• M3: 1,085,033 km (0.102 R)
• M4: 1,365,978 km (0.107 R)
• M5: 1,632,113 km (0.105 R)
• M6: 1,986,809 km (0.106 R)
• M7: 2,806,306 km (0.068 R)
• M8: 3,475,757 km (0.099 R)
• M9: 5,233,831 km (0.072 R)
• M10: 6,285,055 km (0.096 R)
• M11: 7,074,483 km (0.094 R)
• M12: 8,022,186 km (0.102 R)
• M13: 9,154,642 km (0.092 R)
• M14: 10,112,517 km (0.069 R)
• M15: 11,135,617 km (0.079 R)
• M16: 12,226,185 km (0.095 R)
• M17: 14,973,550 km (0.107 R)
• M18: 17,703,711 km (0.12 R)
• M19: 24,126,845 km (0.082 R)
• M20: 25,636,438 km (0.095 R)
• M21: 26,782,806 km (0.112 R)
• M22: 31,948,420 km (0.102 R)
• M23: 32,788,562 km (0.109 R)
• M24: 34,262,999 km (0.102 R)
• M25: 35,909,622 km (0.12 R)
• M26: 36,948,729 km (0.055 R)
• M27: 37,608,306 km (0.084 R)
• M28: 39,359,798 km (0.096 R)
• M29: 40,883,901 km (0.094 R)
• M30: 41,165,145 km (0.104 R)
• M31: 43,024,946 km (0.12 R)
• M32: 46,298,746 km (0.119 R)
• M33: 50,216,116 km (0.096 R)
• M34: 51,025,291 km (0.069 R)
• M35: 51,678,884 km (0.041 R)
• M36: 52,172,706 km (0.065 R)
• M37: 58,703,252 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.3

Radius: 3

Gravity: 95.92 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 15.72 AU - 25.92 AU

Year: 33235 Days

Day: 17.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 115,307,061 km

• M1: 84,074 km (0.065 R)
• M2: 279,000 km (0.092 R)
• M3: 474,973 km (0.087 R)
• M4: 743,801 km (0.081 R)
• M5: 1,074,562 km (0.106 R)
• M6: 1,182,870 km (0.113 R)
• M7: 2,594,925 km (0.048 R)
• M8: 4,255,461 km (0.093 R)
• M9: 9,202,064 km (0.075 R)
• M10: 9,656,991 km (0.064 R)
• M11: 11,701,994 km (0.107 R)
• M12: 13,849,322 km (0.036 R)
• M13: 14,359,750 km (0.094 R)
• M14: 21,049,168 km (0.074 R)
• M15: 22,996,334 km (0.117 R)
• M16: 25,310,913 km (0.026 R)
• M17: 25,689,994 km (0.107 R)
• M18: 33,026,423 km (0.113 R)
• M19: 50,837,994 km (0.035 R)
• M20: 59,499,112 km (0.079 R)
• M21: 71,579,589 km (0.034 R)
• M22: 79,127,251 km (0.09 R)
• M23: 99,179,200 km (0.104 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 11,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit