🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.69 AU - 0.99 AU

Year: 289 Days

Day: 40.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.99 AU - 1.33 AU

Year: 468 Days

Day: 15.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 92,061,901 km

• M1: 173,833 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.06 AU - 1.28 AU

Year: 474 Days

Day: 39.4 Hours

Environment

Temp: -16 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.2

Radius: 9

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.59 AU - 9.13 AU

Year: 7482 Days

Day: 9.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,061,901 km

• M1: 111,899 km (0.089 R)
• M2: 507,885 km (0.048 R)
• M3: 876,943 km (0.089 R)
• M4: 1,266,196 km (0.101 R)
• M5: 1,824,795 km (0.077 R)
• M6: 2,106,488 km (0.065 R)
• M7: 2,557,525 km (0.088 R)
• M8: 3,195,111 km (0.099 R)
• M9: 4,621,527 km (0.103 R)
• M10: 4,923,266 km (0.106 R)
• M11: 5,813,972 km (0.034 R)
• M12: 7,236,498 km (0.098 R)
• M13: 7,569,353 km (0.088 R)
• M14: 8,794,560 km (0.117 R)
• M15: 11,533,248 km (0.093 R)
• M16: 11,835,136 km (0.1 R)
• M17: 12,772,517 km (0.05 R)
• M18: 14,618,554 km (0.032 R)
• M19: 19,250,852 km (0.094 R)
• M20: 22,051,175 km (0.056 R)
• M21: 25,280,544 km (0.084 R)
• M22: 28,628,245 km (0.066 R)
• M23: 31,276,427 km (0.042 R)
• M24: 32,459,746 km (0.061 R)
• M25: 35,125,580 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.8

Radius: 12.8

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 8.78 AU - 9.36 AU

Year: 10236 Days

Day: 10 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,061,901 km

• M1: 159,172 km (0.104 R)
• M2: 698,323 km (0.108 R)
• M3: 1,339,948 km (0.081 R)
• M4: 1,750,295 km (0.1 R)
• M5: 2,412,714 km (0.118 R)
• M6: 2,835,478 km (0.084 R)
• M7: 3,939,510 km (0.114 R)
• M8: 5,344,833 km (0.092 R)
• M9: 6,253,939 km (0.092 R)
• M10: 7,469,721 km (0.061 R)
• M11: 7,980,598 km (0.088 R)
• M12: 9,409,108 km (0.103 R)
• M13: 9,854,311 km (0.069 R)
• M14: 12,063,123 km (0.071 R)
• M15: 14,980,731 km (0.118 R)
• M16: 16,710,531 km (0.072 R)
• M17: 17,810,374 km (0.084 R)
• M18: 23,499,133 km (0.078 R)
• M19: 25,445,850 km (0.111 R)
• M20: 27,098,607 km (0.112 R)
• M21: 30,081,738 km (0.109 R)
• M22: 31,597,464 km (0.088 R)
• M23: 34,197,176 km (0.1 R)
• M24: 34,663,472 km (0.062 R)
• M25: 36,936,462 km (0.071 R)
• M26: 37,798,296 km (0.083 R)
• M27: 39,690,409 km (0.05 R)
• M28: 42,043,434 km (0.096 R)
• M29: 43,936,745 km (0.078 R)
• M30: 45,463,690 km (0.076 R)
• M31: 48,038,270 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 11.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.99 AU - 10.17 AU

Year: 11993 Days

Day: 14.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,061,901 km

• M1: 140,472 km (0.099 R)
• M2: 1,571,675 km (0.102 R)
• M3: 2,268,951 km (0.043 R)
• M4: 3,729,026 km (0.107 R)
• M5: 4,134,436 km (0.102 R)
• M6: 4,844,577 km (0.071 R)
• M7: 5,196,432 km (0.109 R)
• M8: 6,897,808 km (0.098 R)
• M9: 7,261,929 km (0.057 R)
• M10: 10,028,293 km (0.057 R)
• M11: 11,309,449 km (0.085 R)
• M12: 14,194,594 km (0.078 R)
• M13: 16,228,527 km (0.11 R)
• M14: 17,094,100 km (0.081 R)
• M15: 18,372,563 km (0.094 R)
• M16: 20,367,152 km (0.082 R)
• M17: 25,832,710 km (0.104 R)
• M18: 27,413,361 km (0.049 R)
• M19: 31,867,937 km (0.071 R)
• M20: 33,916,680 km (0.107 R)
• M21: 36,660,454 km (0.099 R)
• M22: 42,046,875 km (0.084 R)
• M23: 48,971,162 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107

Radius: 10.8

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 10.1 AU - 10.44 AU

Year: 12333 Days

Day: 9.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,061,901 km

• M1: 134,339 km (0.042 R)
• M2: 475,422 km (0.067 R)
• M3: 989,440 km (0.115 R)
• M4: 1,997,580 km (0.068 R)
• M5: 3,125,100 km (0.079 R)
• M6: 6,204,123 km (0.104 R)
• M7: 11,490,164 km (0.069 R)
• M8: 11,965,286 km (0.107 R)
• M9: 14,267,448 km (0.073 R)
• M10: 15,379,858 km (0.105 R)
• M11: 16,789,818 km (0.09 R)
• M12: 19,063,855 km (0.083 R)
• M13: 20,069,302 km (0.114 R)
• M14: 21,679,275 km (0.075 R)
• M15: 24,060,125 km (0.055 R)
• M16: 29,511,471 km (0.104 R)

Asteroid Belt

Center: 13.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716

Radius: 6.2

Gravity: 18.63 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 13.01 AU - 20.79 AU

Year: 26035 Days

Day: 15.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 92,061,901 km

• M1: 77,193 km (0.094 R)
• M2: 468,241 km (0.06 R)
• M3: 2,635,914 km (0.062 R)
• M4: 3,035,042 km (0.11 R)
• M5: 3,535,297 km (0.072 R)
• M6: 4,227,337 km (0.109 R)
• M7: 6,989,961 km (0.091 R)
• M8: 8,020,091 km (0.109 R)
• M9: 8,237,607 km (0.107 R)
• M10: 8,627,908 km (0.093 R)
• M11: 9,566,485 km (0.105 R)
• M12: 10,701,484 km (0.094 R)
• M13: 11,233,753 km (0.09 R)
• M14: 12,207,336 km (0.109 R)
• M15: 15,297,729 km (0.107 R)
• M16: 17,022,592 km (0.071 R)
• M17: 18,210,698 km (0.055 R)
• M18: 22,105,928 km (0.11 R)
• M19: 22,534,376 km (0.077 R)
• M20: 27,866,792 km (0.118 R)
• M21: 29,642,818 km (0.047 R)
• M22: 30,426,561 km (0.072 R)
• M23: 32,171,920 km (0.113 R)
• M24: 33,138,771 km (0.111 R)
• M25: 35,567,492 km (0.069 R)
• M26: 50,980,411 km (0.089 R)
• M27: 51,353,209 km (0.09 R)
• M28: 51,915,996 km (0.106 R)
• M29: 52,293,581 km (0.114 R)
• M30: 53,245,173 km (0.067 R)
• M31: 58,788,971 km (0.032 R)
• M32: 60,649,370 km (0.05 R)
• M33: 62,548,665 km (0.11 R)
• M34: 66,022,627 km (0.109 R)
• M35: 74,065,756 km (0.04 R)
• M36: 81,459,332 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 15,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit