🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.6 AU - 0.86 AU

Year: 240 Days

Day: 40.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.06 AU - 1.28 AU

Year: 487 Days

Day: 33.9 Hours

Environment

Temp: -34 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,914,441 km

• M1: 72,106 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.68 AU - 2.72 AU

Year: 1256 Days

Day: 24 Hours

Environment

Temp: -92 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.1

Radius: 13.5

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.98 AU - 5.9 AU

Year: 4885 Days

Day: 9.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,914,441 km

• M1: 168,148 km (0.089 R)
• M2: 666,608 km (0.053 R)
• M3: 1,792,182 km (0.064 R)
• M4: 3,324,962 km (0.101 R)
• M5: 3,926,196 km (0.112 R)
• M6: 4,573,955 km (0.052 R)
• M7: 6,754,344 km (0.116 R)
• M8: 7,193,414 km (0.114 R)
• M9: 8,128,999 km (0.097 R)
• M10: 8,902,569 km (0.105 R)
• M11: 9,640,386 km (0.079 R)
• M12: 11,616,125 km (0.051 R)
• M13: 14,504,860 km (0.095 R)
• M14: 17,026,182 km (0.089 R)
• M15: 19,083,004 km (0.04 R)
• M16: 20,449,879 km (0.094 R)
• M17: 22,921,984 km (0.054 R)
• M18: 24,623,959 km (0.085 R)
• M19: 25,749,982 km (0.108 R)
• M20: 26,826,189 km (0.039 R)
• M21: 27,759,979 km (0.11 R)
• M22: 28,627,497 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.4

Radius: 12.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.5 AU - 9.6 AU

Year: 8794 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,914,441 km

• M1: 160,818 km (0.114 R)
• M2: 715,826 km (0.113 R)
• M3: 1,203,216 km (0.053 R)
• M4: 1,636,900 km (0.11 R)
• M5: 2,128,927 km (0.087 R)
• M6: 2,607,640 km (0.032 R)
• M7: 3,116,572 km (0.101 R)
• M8: 3,809,959 km (0.057 R)
• M9: 4,284,333 km (0.047 R)
• M10: 5,693,545 km (0.06 R)
• M11: 6,839,615 km (0.079 R)
• M12: 7,659,710 km (0.084 R)
• M13: 8,502,694 km (0.088 R)
• M14: 9,406,415 km (0.1 R)
• M15: 10,137,350 km (0.114 R)
• M16: 11,558,231 km (0.069 R)
• M17: 12,289,914 km (0.089 R)
• M18: 13,673,395 km (0.104 R)
• M19: 18,028,488 km (0.119 R)
• M20: 19,084,799 km (0.108 R)
• M21: 19,591,636 km (0.096 R)
• M22: 21,475,672 km (0.104 R)
• M23: 22,103,385 km (0.052 R)
• M24: 25,166,850 km (0.114 R)
• M25: 28,408,935 km (0.093 R)
• M26: 34,951,149 km (0.082 R)
• M27: 35,929,519 km (0.053 R)
• M28: 36,370,234 km (0.062 R)
• M29: 37,713,922 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.5

Radius: 7.2

Gravity: 18.59 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 12.57 AU - 13.75 AU

Year: 18380 Days

Day: 18.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,914,441 km

• M1: 89,609 km (0.096 R)
• M2: 383,569 km (0.117 R)
• M3: 668,254 km (0.038 R)
• M4: 912,098 km (0.091 R)
• M5: 1,393,055 km (0.115 R)
• M6: 2,241,275 km (0.037 R)
• M7: 3,281,280 km (0.084 R)
• M8: 3,630,292 km (0.118 R)
• M9: 8,027,272 km (0.085 R)
• M10: 9,329,821 km (0.061 R)
• M11: 11,804,170 km (0.048 R)
• M12: 15,233,402 km (0.043 R)
• M13: 15,714,060 km (0.091 R)
• M14: 16,960,210 km (0.076 R)
• M15: 25,511,822 km (0.108 R)
• M16: 29,266,579 km (0.072 R)
• M17: 33,106,607 km (0.067 R)
• M18: 38,879,589 km (0.104 R)
• M19: 47,970,352 km (0.041 R)
• M20: 50,755,416 km (0.071 R)
• M21: 59,556,857 km (0.104 R)
• M22: 67,805,235 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 988.3

Radius: 3

Gravity: 109.81 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.3 AU - 14.2 AU

Year: 19630 Days

Day: 17.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,914,441 km

• M1: 37,250 km (0.068 R)
• M2: 141,220 km (0.111 R)
• M3: 255,513 km (0.116 R)
• M4: 706,252 km (0.113 R)
• M5: 823,387 km (0.115 R)
• M6: 1,083,537 km (0.101 R)
• M7: 1,529,040 km (0.087 R)
• M8: 1,745,358 km (0.06 R)
• M9: 1,961,078 km (0.069 R)
• M10: 2,950,968 km (0.093 R)
• M11: 3,645,251 km (0.104 R)
• M12: 3,834,642 km (0.07 R)
• M13: 4,198,614 km (0.08 R)
• M14: 4,585,175 km (0.025 R)
• M15: 4,995,073 km (0.111 R)
• M16: 6,236,286 km (0.093 R)
• M17: 6,507,059 km (0.071 R)
• M18: 10,903,590 km (0.112 R)
• M19: 11,630,786 km (0.062 R)
• M20: 12,531,066 km (0.11 R)
• M21: 12,817,097 km (0.069 R)
• M22: 17,380,729 km (0.097 R)
• M23: 20,070,798 km (0.104 R)
• M24: 21,565,281 km (0.09 R)
• M25: 24,885,456 km (0.082 R)
• M26: 29,778,503 km (0.062 R)
• M27: 31,323,101 km (0.064 R)
• M28: 37,443,599 km (0.091 R)
• M29: 39,393,607 km (0.078 R)
• M30: 39,853,022 km (0.087 R)
• M31: 40,626,593 km (0.082 R)
• M32: 44,479,486 km (0.055 R)
• M33: 46,835,802 km (0.05 R)
• M34: 48,393,714 km (0.113 R)
• M35: 50,344,321 km (0.068 R)
• M36: 56,315,520 km (0.114 R)
• M37: 71,893,446 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 19,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit