🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.43 AU - 0.61 AU

Year: 140 Days

Day: 28.8 Hours

Environment

Temp: 160 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.06 AU - 1.18 AU

Year: 442 Days

Day: 28.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 98.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,534,056 km

• M1: 117,883 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.95 AU - 1.53 AU

Year: 515 Days

Day: 26.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.37 AU - 1.87 AU

Year: 769 Days

Day: 38.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,534,056 km

• M1: 43,084 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.78 AU - 2.72 AU

Year: 1258 Days

Day: 47.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.8 AU - 3.72 AU

Year: 2194 Days

Day: 38.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 13.5

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.05 AU - 5.09 AU

Year: 3642 Days

Day: 9.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,534,056 km

• M1: 167,849 km (0.09 R)
• M2: 678,726 km (0.09 R)
• M3: 1,431,951 km (0.09 R)
• M4: 2,134,612 km (0.104 R)
• M5: 2,671,968 km (0.116 R)
• M6: 3,315,687 km (0.064 R)
• M7: 3,966,887 km (0.105 R)
• M8: 4,744,496 km (0.113 R)
• M9: 5,479,920 km (0.115 R)
• M10: 6,061,556 km (0.114 R)
• M11: 7,757,248 km (0.108 R)
• M12: 8,747,436 km (0.119 R)
• M13: 10,791,841 km (0.086 R)
• M14: 11,905,896 km (0.095 R)
• M15: 12,676,475 km (0.089 R)
• M16: 13,265,292 km (0.084 R)
• M17: 14,182,776 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.2

Radius: 11.4

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.95 AU - 6.99 AU

Year: 6135 Days

Day: 14.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,534,056 km

• M1: 151,094 km (0.059 R)
• M2: 510,877 km (0.117 R)
• M3: 1,113,307 km (0.05 R)
• M4: 1,790,088 km (0.088 R)
• M5: 2,404,786 km (0.049 R)
• M6: 3,054,041 km (0.085 R)
• M7: 3,409,934 km (0.103 R)
• M8: 3,793,503 km (0.119 R)
• M9: 6,265,159 km (0.085 R)
• M10: 6,704,827 km (0.097 R)
• M11: 7,237,545 km (0.083 R)
• M12: 7,684,095 km (0.111 R)
• M13: 9,092,409 km (0.041 R)
• M14: 9,480,915 km (0.119 R)
• M15: 12,946,649 km (0.038 R)
• M16: 13,550,126 km (0.075 R)
• M17: 14,991,801 km (0.064 R)
• M18: 15,657,512 km (0.077 R)
• M19: 17,309,521 km (0.085 R)
• M20: 19,712,960 km (0.039 R)
• M21: 26,548,237 km (0.056 R)
• M22: 28,982,942 km (0.107 R)
• M23: 29,637,732 km (0.104 R)
• M24: 31,268,797 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553

Radius: 3.9

Gravity: 36.36 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.05 AU - 16.61 AU

Year: 21290 Days

Day: 15.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,534,056 km

• M1: 48,470 km (0.119 R)
• M2: 196,123 km (0.079 R)
• M3: 479,012 km (0.025 R)
• M4: 656,884 km (0.038 R)
• M5: 878,140 km (0.062 R)
• M6: 1,018,761 km (0.092 R)
• M7: 1,160,879 km (0.097 R)
• M8: 1,301,501 km (0.108 R)
• M9: 1,886,280 km (0.11 R)
• M10: 2,467,168 km (0.077 R)
• M11: 2,848,493 km (0.072 R)
• M12: 6,293,433 km (0.117 R)
• M13: 6,774,839 km (0.084 R)
• M14: 7,566,212 km (0.09 R)
• M15: 8,009,320 km (0.115 R)
• M16: 8,521,693 km (0.05 R)
• M17: 9,220,016 km (0.056 R)
• M18: 9,611,364 km (0.08 R)
• M19: 13,574,960 km (0.081 R)
• M20: 14,154,502 km (0.086 R)
• M21: 14,750,500 km (0.041 R)
• M22: 15,362,953 km (0.119 R)
• M23: 15,675,463 km (0.116 R)
• M24: 16,720,554 km (0.111 R)
• M25: 17,218,266 km (0.117 R)
• M26: 18,243,012 km (0.1 R)
• M27: 18,859,205 km (0.042 R)
• M28: 21,366,316 km (0.042 R)
• M29: 35,076,961 km (0.079 R)
• M30: 41,798,243 km (0.083 R)
• M31: 46,834,605 km (0.119 R)
• M32: 48,320,561 km (0.078 R)
• M33: 54,398,573 km (0.094 R)
• M34: 55,306,482 km (0.064 R)
• M35: 66,379,866 km (0.082 R)
• M36: 67,624,820 km (0.115 R)
• M37: 68,885,332 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546

Radius: 4

Gravity: 34.13 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 14.37 AU - 18.51 AU

Year: 24849 Days

Day: 16.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 81,534,056 km

• M1: 56,249 km (0.087 R)
• M2: 254,765 km (0.033 R)
• M3: 815,159 km (0.09 R)
• M4: 1,190,350 km (0.102 R)
• M5: 1,725,911 km (0.099 R)
• M6: 2,206,120 km (0.069 R)
• M7: 2,572,485 km (0.079 R)
• M8: 2,846,997 km (0.119 R)
• M9: 4,278,350 km (0.059 R)
• M10: 4,663,714 km (0.06 R)
• M11: 5,225,753 km (0.073 R)
• M12: 5,873,661 km (0.057 R)
• M13: 7,038,281 km (0.05 R)
• M14: 7,474,957 km (0.088 R)
• M15: 7,624,555 km (0.053 R)
• M16: 9,174,389 km (0.077 R)
• M17: 9,345,828 km (0.119 R)
• M18: 11,908,290 km (0.084 R)
• M19: 12,880,526 km (0.114 R)
• M20: 13,095,648 km (0.06 R)
• M21: 13,680,725 km (0.116 R)
• M22: 15,140,053 km (0.084 R)
• M23: 17,213,928 km (0.106 R)
• M24: 20,231,167 km (0.114 R)
• M25: 27,404,236 km (0.097 R)
• M26: 29,709,539 km (0.111 R)
• M27: 31,748,558 km (0.038 R)
• M28: 36,530,005 km (0.031 R)
• M29: 40,684,188 km (0.115 R)
• M30: 40,837,975 km (0.084 R)
• M31: 41,302,177 km (0.099 R)
• M32: 42,083,377 km (0.084 R)
• M33: 42,398,580 km (0.079 R)
• M34: 44,813,389 km (0.089 R)
• M35: 47,830,179 km (0.114 R)
• M36: 51,517,617 km (0.104 R)
• M37: 53,154,218 km (0.096 R)
• M38: 53,892,633 km (0.114 R)
• M39: 57,493,603 km (0.113 R)
• M40: 62,471,622 km (0.106 R)
• M41: 64,540,710 km (0.066 R)
• M42: 67,945,558 km (0.073 R)
• M43: 69,912,321 km (0.078 R)
• M44: 71,692,236 km (0.112 R)
• M45: 80,076,150 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 10,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit