🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.89 AU - 0.95 AU

Year: 336 Days

Day: 28.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 47.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.01 AU - 1.21 AU

Year: 445 Days

Day: 42.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 107,940,075 km

• M1: 525,238 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.9 AU - 1.32 AU

Year: 445 Days

Day: 15 Hours

Environment

Temp: -16 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.32 AU - 4.8 AU

Year: 3115 Days

Day: 30.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 173.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.8

Radius: 14.3

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.36 AU - 7.3 AU

Year: 6065 Days

Day: 11.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 107,940,075 km

• M1: 178,171 km (0.098 R)
• M2: 636,090 km (0.075 R)
• M3: 1,226,104 km (0.116 R)
• M4: 3,028,609 km (0.07 R)
• M5: 3,800,534 km (0.103 R)
• M6: 4,851,010 km (0.056 R)
• M7: 6,057,667 km (0.118 R)
• M8: 8,489,081 km (0.114 R)
• M9: 12,549,317 km (0.094 R)
• M10: 15,638,213 km (0.104 R)
• M11: 18,124,829 km (0.108 R)
• M12: 20,390,040 km (0.115 R)
• M13: 20,933,230 km (0.12 R)
• M14: 24,170,827 km (0.078 R)
• M15: 25,476,517 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.1

Radius: 11.8

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.05 AU - 11.31 AU

Year: 12369 Days

Day: 12.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 107,940,075 km

• M1: 146,756 km (0.112 R)
• M2: 553,213 km (0.064 R)
• M3: 1,433,447 km (0.054 R)
• M4: 2,385,039 km (0.066 R)
• M5: 2,924,190 km (0.098 R)
• M6: 3,568,059 km (0.082 R)
• M7: 4,276,704 km (0.058 R)
• M8: 4,650,100 km (0.06 R)
• M9: 5,139,884 km (0.056 R)
• M10: 6,009,346 km (0.094 R)
• M11: 6,442,582 km (0.106 R)
• M12: 7,171,273 km (0.118 R)
• M13: 7,659,411 km (0.065 R)
• M14: 8,039,838 km (0.094 R)
• M15: 8,838,990 km (0.102 R)
• M16: 12,342,572 km (0.119 R)
• M17: 15,048,349 km (0.085 R)
• M18: 19,578,472 km (0.117 R)
• M19: 21,023,288 km (0.102 R)
• M20: 21,520,252 km (0.042 R)
• M21: 23,322,009 km (0.091 R)
• M22: 27,913,467 km (0.061 R)
• M23: 31,110,373 km (0.095 R)
• M24: 31,647,878 km (0.037 R)
• M25: 34,773,576 km (0.099 R)
• M26: 36,173,962 km (0.076 R)
• M27: 37,611,747 km (0.076 R)
• M28: 39,587,486 km (0.096 R)
• M29: 41,243,086 km (0.058 R)
• M30: 42,022,491 km (0.116 R)
• M31: 45,376,475 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.3

Radius: 4.7

Gravity: 33.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 10.38 AU - 13 AU

Year: 15220 Days

Day: 15.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 107,940,075 km

• M1: 105,766 km (0.074 R)
• M2: 324,627 km (0.1 R)
• M3: 890,855 km (0.103 R)
• M4: 1,500,018 km (0.109 R)
• M5: 1,795,174 km (0.064 R)
• M6: 2,207,317 km (0.062 R)
• M7: 2,435,902 km (0.11 R)
• M8: 2,657,307 km (0.109 R)
• M9: 2,867,941 km (0.078 R)
• M10: 3,114,927 km (0.065 R)
• M11: 3,484,583 km (0.109 R)
• M12: 3,651,684 km (0.105 R)
• M13: 4,123,516 km (0.119 R)
• M14: 5,187,905 km (0.112 R)
• M15: 6,178,242 km (0.074 R)
• M16: 6,890,179 km (0.067 R)
• M17: 7,154,069 km (0.106 R)
• M18: 9,459,522 km (0.097 R)
• M19: 10,231,896 km (0.1 R)
• M20: 10,867,537 km (0.076 R)
• M21: 11,776,344 km (0.114 R)
• M22: 14,877,658 km (0.115 R)
• M23: 16,149,389 km (0.094 R)
• M24: 17,249,682 km (0.09 R)
• M25: 17,410,799 km (0.098 R)
• M26: 19,337,320 km (0.077 R)
• M27: 19,598,518 km (0.053 R)
• M28: 20,849,156 km (0.09 R)
• M29: 22,630,418 km (0.118 R)
• M30: 24,612,141 km (0.066 R)
• M31: 25,749,982 km (0.104 R)
• M32: 27,139,447 km (0.112 R)
• M33: 29,834,453 km (0.087 R)
• M34: 31,008,048 km (0.094 R)
• M35: 36,539,280 km (0.113 R)
• M36: 44,483,675 km (0.084 R)
• M37: 48,855,523 km (0.073 R)
• M38: 51,145,118 km (0.083 R)
• M39: 58,259,844 km (0.084 R)
• M40: 59,353,404 km (0.084 R)
• M41: 62,906,353 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.4

Radius: 5.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 13.54 AU - 13.62 AU

Year: 19057 Days

Day: 23 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 107,940,075 km

• M1: 1,597,107 km (0.061 R)
• M2: 3,600,671 km (0.046 R)
• M3: 5,320,299 km (0.061 R)
• M4: 6,408,474 km (0.089 R)
• M5: 6,968,718 km (0.115 R)
• M6: 9,899,340 km (0.108 R)
• M7: 12,733,771 km (0.118 R)
• M8: 23,972,610 km (0.111 R)
• M9: 27,333,775 km (0.081 R)
• M10: 34,339,742 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.4

Radius: 7.8

Gravity: 13.24 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 16.46 AU - 21.24 AU

Year: 31165 Days

Day: 16.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 107,940,075 km

• M1: 97,239 km (0.11 R)
• M2: 356,492 km (0.079 R)
• M3: 705,204 km (0.113 R)
• M4: 1,392,158 km (0.075 R)
• M5: 1,741,918 km (0.1 R)
• M6: 2,389,078 km (0.051 R)
• M7: 2,837,572 km (0.072 R)
• M8: 3,247,919 km (0.107 R)
• M9: 4,760,503 km (0.035 R)
• M10: 6,947,325 km (0.064 R)
• M11: 8,671,291 km (0.029 R)
• M12: 9,924,173 km (0.115 R)
• M13: 11,509,312 km (0.074 R)
• M14: 14,151,510 km (0.113 R)
• M15: 15,086,347 km (0.103 R)
• M16: 16,611,048 km (0.072 R)
• M17: 18,633,013 km (0.073 R)
• M18: 20,599,028 km (0.027 R)
• M19: 21,029,870 km (0.105 R)
• M20: 21,466,696 km (0.118 R)
• M21: 30,680,579 km (0.084 R)
• M22: 33,411,488 km (0.077 R)
• M23: 35,833,328 km (0.099 R)
• M24: 40,014,738 km (0.06 R)
• M25: 42,222,503 km (0.115 R)
• M26: 43,268,192 km (0.062 R)
• M27: 48,567,547 km (0.08 R)
• M28: 50,490,777 km (0.063 R)
• M29: 53,672,724 km (0.075 R)
• M30: 61,537,683 km (0.072 R)
• M31: 63,333,605 km (0.103 R)
• M32: 71,602,926 km (0.088 R)
• M33: 73,338,711 km (0.085 R)
• M34: 81,096,856 km (0.076 R)
• M35: 81,901,393 km (0.066 R)
• M36: 84,897,240 km (0.069 R)
• M37: 88,814,909 km (0.047 R)
• M38: 102,220,674 km (0.074 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 13,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit