🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.42 AU - 0.62 AU

Year: 137 Days

Day: 39.1 Hours

Environment

Temp: 190 °C

Axial Tilt: 25.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.81 AU - 0.95 AU

Year: 302 Days

Day: 29.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.83 AU - 1.03 AU

Year: 328 Days

Day: 14.1 Hours

Environment

Temp: 132 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,102,735 km

• M1: 573,409 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.85 AU - 1.07 AU

Year: 344 Days

Day: 28 Hours

Environment

Temp: 22 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,102,735 km

• M1: 724,652 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.85 AU - 1.21 AU

Year: 382 Days

Day: 20.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.22 AU - 5.34 AU

Year: 3817 Days

Day: 47.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 12.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.2 AU - 10.76 AU

Year: 9829 Days

Day: 9.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 97,102,735 km

• M1: 151,393 km (0.036 R)
• M2: 579,393 km (0.087 R)
• M3: 1,133,204 km (0.081 R)
• M4: 1,738,178 km (0.055 R)
• M5: 2,145,832 km (0.076 R)
• M6: 3,236,849 km (0.104 R)
• M7: 4,204,149 km (0.099 R)
• M8: 4,768,432 km (0.107 R)
• M9: 5,899,841 km (0.104 R)
• M10: 8,346,065 km (0.061 R)
• M11: 9,240,062 km (0.082 R)
• M12: 11,449,473 km (0.056 R)
• M13: 12,307,267 km (0.084 R)
• M14: 14,749,303 km (0.063 R)
• M15: 15,138,856 km (0.117 R)
• M16: 15,996,650 km (0.094 R)
• M17: 16,408,044 km (0.116 R)
• M18: 20,572,250 km (0.096 R)
• M19: 26,685,867 km (0.049 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.3

Radius: 12.9

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.64 AU - 11.84 AU

Year: 11103 Days

Day: 10.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 97,102,735 km

• M1: 161,117 km (0.061 R)
• M2: 742,005 km (0.046 R)
• M3: 1,179,280 km (0.12 R)
• M4: 1,625,830 km (0.076 R)
• M5: 2,434,406 km (0.116 R)
• M6: 3,521,683 km (0.097 R)
• M7: 4,624,968 km (0.112 R)
• M8: 5,480,518 km (0.103 R)
• M9: 9,937,487 km (0.119 R)
• M10: 16,080,724 km (0.06 R)
• M11: 23,242,872 km (0.118 R)
• M12: 27,153,061 km (0.101 R)
• M13: 27,879,807 km (0.117 R)
• M14: 32,631,484 km (0.109 R)
• M15: 39,198,681 km (0.082 R)
• M16: 46,448,942 km (0.081 R)
• M17: 47,488,647 km (0.12 R)
• M18: 51,328,376 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.2

Radius: 7.1

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 14.17 AU - 19.33 AU

Year: 25039 Days

Day: 18.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,102,735 km

• M1: 88,263 km (0.073 R)
• M2: 447,447 km (0.072 R)
• M3: 712,385 km (0.083 R)
• M4: 943,215 km (0.076 R)
• M5: 1,408,314 km (0.089 R)
• M6: 2,114,566 km (0.096 R)
• M7: 2,911,474 km (0.082 R)
• M8: 4,798,501 km (0.105 R)
• M9: 5,263,302 km (0.107 R)
• M10: 5,640,887 km (0.048 R)
• M11: 6,036,274 km (0.092 R)
• M12: 6,577,968 km (0.107 R)
• M13: 9,073,111 km (0.102 R)
• M14: 9,451,145 km (0.052 R)
• M15: 10,238,927 km (0.099 R)
• M16: 11,439,001 km (0.12 R)
• M17: 12,008,520 km (0.082 R)
• M18: 12,730,031 km (0.091 R)
• M19: 13,689,851 km (0.071 R)
• M20: 14,623,341 km (0.118 R)
• M21: 15,294,138 km (0.105 R)
• M22: 15,829,848 km (0.116 R)
• M23: 16,536,997 km (0.109 R)
• M24: 17,101,281 km (0.082 R)
• M25: 24,596,882 km (0.114 R)
• M26: 25,438,220 km (0.109 R)
• M27: 30,412,200 km (0.115 R)
• M28: 30,652,454 km (0.103 R)
• M29: 37,908,549 km (0.078 R)
• M30: 40,754,649 km (0.06 R)
• M31: 42,980,366 km (0.078 R)
• M32: 43,283,152 km (0.103 R)
• M33: 43,893,062 km (0.103 R)
• M34: 45,756,753 km (0.108 R)
• M35: 53,915,970 km (0.063 R)
• M36: 55,334,008 km (0.094 R)
• M37: 55,692,295 km (0.054 R)
• M38: 57,874,928 km (0.111 R)
• M39: 61,638,362 km (0.045 R)
• M40: 64,764,209 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.6

Radius: 3

Gravity: 91.29 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 13.98 AU - 20.66 AU

Year: 26328 Days

Day: 17.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 97,102,735 km

• M1: 101,278 km (0.109 R)
• M2: 213,626 km (0.096 R)
• M3: 327,171 km (0.096 R)
• M4: 514,168 km (0.069 R)
• M5: 1,202,916 km (0.098 R)
• M6: 1,926,671 km (0.093 R)
• M7: 2,331,932 km (0.054 R)
• M8: 4,023,136 km (0.091 R)
• M9: 4,528,328 km (0.041 R)
• M10: 5,707,009 km (0.073 R)
• M11: 6,776,185 km (0.106 R)
• M12: 6,974,851 km (0.109 R)
• M13: 7,647,443 km (0.042 R)
• M14: 8,706,596 km (0.11 R)
• M15: 9,923,126 km (0.062 R)
• M16: 10,906,732 km (0.111 R)
• M17: 12,097,830 km (0.069 R)
• M18: 13,295,511 km (0.059 R)
• M19: 15,663,795 km (0.067 R)
• M20: 21,745,846 km (0.051 R)
• M21: 22,947,565 km (0.061 R)
• M22: 32,202,288 km (0.095 R)
• M23: 33,760,649 km (0.073 R)
• M24: 38,108,562 km (0.055 R)
• M25: 55,940,179 km (0.111 R)
• M26: 61,561,169 km (0.071 R)
• M27: 68,927,817 km (0.074 R)
• M28: 71,745,643 km (0.12 R)
• M29: 72,461,917 km (0.102 R)
• M30: 73,182,979 km (0.107 R)
• M31: 73,666,330 km (0.06 R)
• M32: 81,691,956 km (0.113 R)
• M33: 82,211,959 km (0.091 R)
• M34: 83,521,838 km (0.078 R)
• M35: 91,394,575 km (0.068 R)
• M36: 93,366,125 km (0.116 R)
• M37: 95,078,572 km (0.09 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 13,408 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit