🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.96 AU - 1.18 AU

Year: 406 Days

Day: 13.3 Hours

Environment

Temp: 25 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 105,504,147 km

• M1: 306,077 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.2 AU - 1.76 AU

Year: 661 Days

Day: 20.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.58 AU - 2.6 AU

Year: 1530 Days

Day: 36 Hours

Environment

Temp: -92 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 105,504,147 km

• M1: 251,324 km (0.106 R)
• M2: 1,621,192 km (0.031 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.6 AU - 3.2 AU

Year: 1813 Days

Day: 39 Hours

Environment

Temp: -100 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.9

Radius: 11.1

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.28 AU - 6.06 AU

Year: 4956 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 105,504,147 km

• M1: 138,079 km (0.093 R)
• M2: 552,465 km (0.082 R)
• M3: 1,741,319 km (0.074 R)
• M4: 3,180,301 km (0.06 R)
• M5: 4,321,733 km (0.037 R)
• M6: 6,488,508 km (0.073 R)
• M7: 7,416,913 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.3

Radius: 9.2

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.21 AU - 7.55 AU

Year: 5916 Days

Day: 14.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 105,504,147 km

• M1: 114,442 km (0.087 R)
• M2: 460,761 km (0.068 R)
• M3: 1,051,374 km (0.076 R)
• M4: 1,345,483 km (0.111 R)
• M5: 1,820,456 km (0.071 R)
• M6: 2,251,598 km (0.114 R)
• M7: 2,655,661 km (0.111 R)
• M8: 3,474,411 km (0.083 R)
• M9: 4,016,404 km (0.095 R)
• M10: 4,320,835 km (0.072 R)
• M11: 4,751,079 km (0.094 R)
• M12: 5,952,649 km (0.059 R)
• M13: 6,349,831 km (0.087 R)
• M14: 7,725,683 km (0.116 R)
• M15: 9,644,874 km (0.072 R)
• M16: 10,908,826 km (0.082 R)
• M17: 13,535,615 km (0.115 R)
• M18: 15,055,829 km (0.071 R)
• M19: 16,364,212 km (0.111 R)
• M20: 17,679,476 km (0.116 R)
• M21: 18,362,839 km (0.093 R)
• M22: 18,922,036 km (0.043 R)
• M23: 19,709,669 km (0.088 R)
• M24: 20,818,488 km (0.083 R)
• M25: 22,124,927 km (0.09 R)
• M26: 22,998,877 km (0.086 R)
• M27: 24,646,698 km (0.068 R)
• M28: 25,241,499 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.6

Radius: 13

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 6.23 AU - 6.75 AU

Year: 6069 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 105,504,147 km

• M1: 161,865 km (0.074 R)
• M2: 598,840 km (0.07 R)
• M3: 1,163,722 km (0.09 R)
• M4: 1,884,634 km (0.081 R)
• M5: 2,887,688 km (0.111 R)
• M6: 3,365,354 km (0.059 R)
• M7: 3,847,508 km (0.078 R)
• M8: 5,303,843 km (0.112 R)
• M9: 6,393,215 km (0.112 R)
• M10: 7,027,659 km (0.031 R)
• M11: 10,181,481 km (0.099 R)
• M12: 10,608,883 km (0.07 R)
• M13: 13,094,302 km (0.102 R)
• M14: 16,849,807 km (0.094 R)
• M15: 19,404,340 km (0.106 R)
• M16: 20,509,868 km (0.044 R)
• M17: 21,657,134 km (0.091 R)
• M18: 29,840,586 km (0.069 R)
• M19: 32,320,919 km (0.115 R)
• M20: 33,039,288 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.9

Radius: 6.8

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.05 AU - 16.09 AU

Year: 18350 Days

Day: 15.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,504,147 km

• M1: 84,822 km (0.116 R)
• M2: 297,700 km (0.071 R)
• M3: 938,876 km (0.103 R)
• M4: 1,387,670 km (0.114 R)
• M5: 2,516,835 km (0.114 R)
• M6: 2,825,305 km (0.112 R)
• M7: 3,051,797 km (0.075 R)
• M8: 3,588,853 km (0.088 R)
• M9: 4,509,927 km (0.025 R)
• M10: 6,882,699 km (0.108 R)
• M11: 10,705,672 km (0.081 R)
• M12: 11,361,958 km (0.097 R)
• M13: 14,197,436 km (0.03 R)
• M14: 15,874,279 km (0.094 R)
• M15: 22,904,631 km (0.095 R)
• M16: 24,419,908 km (0.044 R)
• M17: 26,633,507 km (0.106 R)
• M18: 29,952,486 km (0.111 R)
• M19: 31,762,171 km (0.114 R)
• M20: 33,113,788 km (0.038 R)
• M21: 35,487,457 km (0.104 R)
• M22: 37,397,673 km (0.044 R)
• M23: 37,856,938 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.9

Radius: 3

Gravity: 90.21 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 16.55 AU - 21.11 AU

Year: 29995 Days

Day: 22.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 105,504,147 km

• M1: 63,729 km (0.088 R)
• M2: 193,580 km (0.12 R)
• M3: 379,231 km (0.118 R)
• M4: 642,224 km (0.059 R)
• M5: 986,448 km (0.108 R)
• M6: 1,175,690 km (0.117 R)
• M7: 1,320,500 km (0.118 R)
• M8: 1,459,178 km (0.114 R)
• M9: 1,725,163 km (0.086 R)
• M10: 1,934,151 km (0.069 R)
• M11: 2,113,220 km (0.036 R)
• M12: 2,278,824 km (0.114 R)
• M13: 2,717,445 km (0.089 R)
• M14: 2,884,845 km (0.1 R)
• M15: 3,428,783 km (0.093 R)
• M16: 3,624,457 km (0.102 R)
• M17: 4,219,258 km (0.075 R)
• M18: 4,330,559 km (0.12 R)
• M19: 4,482,102 km (0.101 R)
• M20: 5,733,638 km (0.105 R)
• M21: 10,710,011 km (0.046 R)
• M22: 17,110,107 km (0.11 R)
• M23: 17,298,750 km (0.076 R)
• M24: 17,584,332 km (0.034 R)
• M25: 17,680,224 km (0.092 R)
• M26: 18,164,921 km (0.064 R)
• M27: 21,369,308 km (0.114 R)
• M28: 24,689,633 km (0.086 R)
• M29: 34,986,304 km (0.117 R)
• M30: 35,749,254 km (0.106 R)
• M31: 52,234,341 km (0.046 R)
• M32: 54,646,157 km (0.094 R)
• M33: 60,560,060 km (0.093 R)
• M34: 69,967,672 km (0.057 R)
• M35: 70,934,374 km (0.048 R)
• M36: 73,142,139 km (0.103 R)
• M37: 74,890,489 km (0.039 R)
• M38: 76,411,152 km (0.114 R)
• M39: 83,509,421 km (0.109 R)
• M40: 89,607,928 km (0.052 R)
• M41: 101,136,239 km (0.084 R)
• M42: 101,752,732 km (0.12 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: 540 - 15,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit