🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.72 AU - 0.76 AU

Year: 237 Days

Day: 21.7 Hours

Environment

Temp: 104 °C

Axial Tilt: 96.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,950,082 km

• M1: 401,820 km (0.106 R)
• M2: 571,763 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.8 AU - 0.92 AU

Year: 297 Days

Day: 35.3 Hours

Environment

Temp: 160 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 101,950,082 km

• M1: 149,149 km (0.107 R)
• M2: 429,795 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.75 AU - 1.03 AU

Year: 313 Days

Day: 29.7 Hours

Environment

Temp: 37 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.14 AU - 1.26 AU

Year: 490 Days

Day: 29.4 Hours

Environment

Temp: -8 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.26 AU - 1.94 AU

Year: 754 Days

Day: 46.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.26 AU - 4.18 AU

Year: 2675 Days

Day: 36.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 9.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 6.54 AU - 10.26 AU

Year: 9076 Days

Day: 11.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,950,082 km

• M1: 238,459 km (0.116 R)
• M2: 1,235,978 km (0.094 R)
• M3: 1,585,438 km (0.094 R)
• M4: 3,334,836 km (0.098 R)
• M5: 4,022,388 km (0.031 R)
• M6: 5,017,961 km (0.115 R)
• M7: 6,361,500 km (0.097 R)
• M8: 7,030,053 km (0.087 R)
• M9: 7,781,632 km (0.084 R)
• M10: 14,445,619 km (0.069 R)
• M11: 17,062,984 km (0.114 R)
• M12: 19,564,858 km (0.052 R)
• M13: 23,997,443 km (0.075 R)
• M14: 25,202,005 km (0.057 R)
• M15: 25,529,924 km (0.088 R)
• M16: 25,943,712 km (0.031 R)
• M17: 28,521,732 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.6

Radius: 3.6

Gravity: 76.98 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 15.03 AU - 15.07 AU

Year: 21765 Days

Day: 19.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 101,950,082 km

• M1: 44,879 km (0.079 R)
• M2: 418,276 km (0.111 R)
• M3: 819,048 km (0.112 R)
• M4: 1,402,480 km (0.113 R)
• M5: 1,574,966 km (0.09 R)
• M6: 2,090,032 km (0.102 R)
• M7: 2,362,450 km (0.073 R)
• M8: 3,352,339 km (0.11 R)
• M9: 4,300,041 km (0.094 R)
• M10: 4,931,793 km (0.115 R)
• M11: 5,881,889 km (0.12 R)
• M12: 8,692,683 km (0.111 R)
• M13: 10,449,710 km (0.113 R)
• M14: 11,860,718 km (0.104 R)
• M15: 12,357,831 km (0.086 R)
• M16: 13,017,408 km (0.12 R)
• M17: 15,136,313 km (0.062 R)
• M18: 15,976,005 km (0.118 R)
• M19: 18,491,942 km (0.083 R)
• M20: 19,548,552 km (0.103 R)
• M21: 19,843,559 km (0.096 R)
• M22: 21,363,324 km (0.088 R)
• M23: 25,091,752 km (0.112 R)
• M24: 25,207,540 km (0.104 R)
• M25: 29,617,087 km (0.11 R)
• M26: 32,964,489 km (0.11 R)
• M27: 35,234,038 km (0.081 R)
• M28: 36,704,137 km (0.088 R)
• M29: 40,398,157 km (0.094 R)
• M30: 47,092,512 km (0.102 R)
• M31: 48,335,222 km (0.119 R)
• M32: 49,236,100 km (0.111 R)
• M33: 55,464,607 km (0.119 R)
• M34: 57,450,818 km (0.098 R)
• M35: 58,869,006 km (0.108 R)
• M36: 67,646,960 km (0.099 R)
• M37: 74,117,816 km (0.082 R)
• M38: 75,315,048 km (0.059 R)
• M39: 86,940,897 km (0.097 R)
• M40: 88,808,626 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.9

Radius: 6.9

Gravity: 17.05 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 15.09 AU - 20.93 AU

Year: 28492 Days

Day: 15.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 101,950,082 km

• M1: 85,869 km (0.033 R)
• M2: 341,981 km (0.105 R)
• M3: 888,611 km (0.113 R)
• M4: 1,755,082 km (0.095 R)
• M5: 1,981,424 km (0.104 R)
• M6: 2,570,241 km (0.115 R)
• M7: 2,947,676 km (0.12 R)
• M8: 3,209,473 km (0.109 R)
• M9: 3,455,112 km (0.076 R)
• M10: 4,124,862 km (0.103 R)
• M11: 7,157,959 km (0.068 R)
• M12: 7,472,114 km (0.101 R)
• M13: 7,850,447 km (0.083 R)
• M14: 8,072,301 km (0.054 R)
• M15: 8,412,786 km (0.092 R)
• M16: 10,393,910 km (0.08 R)
• M17: 13,204,705 km (0.069 R)
• M18: 14,910,270 km (0.079 R)
• M19: 16,757,654 km (0.108 R)
• M20: 18,070,824 km (0.099 R)
• M21: 18,752,542 km (0.1 R)
• M22: 23,896,016 km (0.057 R)
• M23: 28,449,476 km (0.099 R)
• M24: 33,987,589 km (0.078 R)
• M25: 34,281,848 km (0.117 R)
• M26: 38,424,213 km (0.108 R)
• M27: 39,226,207 km (0.092 R)
• M28: 41,029,909 km (0.052 R)
• M29: 46,771,625 km (0.1 R)
• M30: 56,869,182 km (0.111 R)
• M31: 72,869,572 km (0.098 R)
• M32: 78,376,120 km (0.076 R)
• M33: 84,422,866 km (0.056 R)
• M34: 87,974,469 km (0.073 R)
• M35: 91,056,334 km (0.11 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 19,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit