🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.22 AU - 1.46 AU

Year: 548 Days

Day: 20.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.87 AU - 2.77 AU

Year: 1248 Days

Day: 21.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.48 AU - 3.58 AU

Year: 2342 Days

Day: 14.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.8

Radius: 11.9

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.9 AU - 10.62 AU

Year: 9950 Days

Day: 6.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,713,706 km

• M1: 151,543 km (0.069 R)
• M2: 542,442 km (0.118 R)
• M3: 1,292,226 km (0.077 R)
• M4: 1,821,204 km (0.043 R)
• M5: 2,790,599 km (0.103 R)
• M6: 3,562,075 km (0.114 R)
• M7: 6,494,044 km (0.11 R)
• M8: 7,399,410 km (0.064 R)
• M9: 8,350,254 km (0.071 R)
• M10: 9,824,092 km (0.097 R)
• M11: 10,536,926 km (0.071 R)
• M12: 11,016,387 km (0.081 R)
• M13: 11,693,617 km (0.117 R)
• M14: 12,883,817 km (0.094 R)
• M15: 13,789,483 km (0.091 R)
• M16: 14,629,924 km (0.052 R)
• M17: 15,559,824 km (0.072 R)
• M18: 16,412,682 km (0.078 R)
• M19: 16,939,116 km (0.115 R)
• M20: 20,405,449 km (0.081 R)
• M21: 23,720,538 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.3

Radius: 13.6

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.86 AU - 9.8 AU

Year: 10063 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,713,706 km

• M1: 171,589 km (0.104 R)
• M2: 627,713 km (0.092 R)
• M3: 1,217,577 km (0.044 R)
• M4: 2,387,732 km (0.118 R)
• M5: 2,981,486 km (0.11 R)
• M6: 3,445,837 km (0.098 R)
• M7: 3,934,125 km (0.118 R)
• M8: 4,937,029 km (0.038 R)
• M9: 7,075,680 km (0.055 R)
• M10: 7,676,016 km (0.11 R)
• M11: 8,350,852 km (0.065 R)
• M12: 9,064,883 km (0.056 R)
• M13: 9,593,263 km (0.09 R)
• M14: 12,550,364 km (0.102 R)
• M15: 15,816,235 km (0.068 R)
• M16: 19,321,612 km (0.043 R)
• M17: 20,422,204 km (0.1 R)
• M18: 22,269,289 km (0.112 R)
• M19: 23,643,345 km (0.099 R)
• M20: 24,646,848 km (0.04 R)
• M21: 26,116,946 km (0.106 R)
• M22: 35,859,657 km (0.066 R)
• M23: 36,738,993 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.5

Radius: 13.3

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.04 AU - 11.86 AU

Year: 12794 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 35,713,706 km

• M1: 167,998 km (0.118 R)
• M2: 918,381 km (0.107 R)
• M3: 1,529,788 km (0.086 R)
• M4: 2,053,530 km (0.041 R)
• M5: 3,693,123 km (0.119 R)
• M6: 4,111,847 km (0.105 R)
• M7: 4,952,886 km (0.101 R)
• M8: 5,398,538 km (0.094 R)
• M9: 6,334,273 km (0.104 R)
• M10: 6,938,050 km (0.08 R)
• M11: 8,527,527 km (0.025 R)
• M12: 9,503,953 km (0.075 R)
• M13: 10,094,565 km (0.113 R)
• M14: 10,762,071 km (0.079 R)
• M15: 11,623,755 km (0.086 R)
• M16: 13,917,090 km (0.047 R)
• M17: 15,807,708 km (0.054 R)
• M18: 16,358,078 km (0.108 R)
• M19: 17,279,751 km (0.118 R)
• M20: 18,461,424 km (0.093 R)
• M21: 21,233,024 km (0.072 R)
• M22: 25,941,916 km (0.074 R)
• M23: 30,240,910 km (0.09 R)
• M24: 30,983,065 km (0.081 R)
• M25: 36,761,732 km (0.119 R)
• M26: 37,485,636 km (0.057 R)
• M27: 38,342,084 km (0.082 R)
• M28: 39,336,910 km (0.072 R)
• M29: 40,604,602 km (0.099 R)
• M30: 47,070,671 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.5

Radius: 3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 13.06 AU - 20.18 AU

Year: 23925 Days

Day: 20.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,713,706 km

• M1: 37,699 km (0.079 R)
• M2: 863,180 km (0.089 R)
• M3: 1,580,053 km (0.12 R)
• M4: 2,041,712 km (0.076 R)
• M5: 2,137,305 km (0.052 R)
• M6: 3,717,806 km (0.103 R)
• M7: 5,024,843 km (0.085 R)
• M8: 6,609,683 km (0.031 R)
• M9: 7,898,618 km (0.104 R)
• M10: 11,757,345 km (0.109 R)
• M11: 12,065,667 km (0.119 R)
• M12: 17,295,309 km (0.107 R)
• M13: 23,047,646 km (0.093 R)
• M14: 35,075,315 km (0.105 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 10,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit